./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.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_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:50:30,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:31,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 19:50:31,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:31,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:31,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:31,065 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:31,065 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:31,066 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:31,066 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:31,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:50:31,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:50:31,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:31,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:31,067 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:31,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:31,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:50:31,067 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:50:31,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:50:31,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:50:31,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:31,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:50:31,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:50:31,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:50:31,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:50:31,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:31,069 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:31,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:31,069 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:50:31,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:31,070 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:31,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:31,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:31,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:31,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:31,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:31,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:31,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:31,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:31,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:50:31,072 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:50:31,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:50:31,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:50:31,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:50:31,072 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:50:31,072 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:50:31,073 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:50:31,073 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:50:31,073 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 [2024-11-27 19:50:31,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:31,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:31,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:31,476 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:31,476 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:31,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2024-11-27 19:50:34,617 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/172a28385/cdaaf1d87d784b0b8188212137ace553/FLAG12e7fa837 [2024-11-27 19:50:34,859 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:50:34,859 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2024-11-27 19:50:34,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/172a28385/cdaaf1d87d784b0b8188212137ace553/FLAG12e7fa837 [2024-11-27 19:50:34,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/172a28385/cdaaf1d87d784b0b8188212137ace553 [2024-11-27 19:50:34,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:50:34,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:50:34,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:34,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:50:34,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:50:34,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:34" (1/1) ... [2024-11-27 19:50:34,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55c7c010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:34, skipping insertion in model container [2024-11-27 19:50:34,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:34" (1/1) ... [2024-11-27 19:50:34,919 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:50:35,070 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_c640af96-8c45-4b6c-9855-1f22712a5ab0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2024-11-27 19:50:35,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:35,161 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:50:35,176 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_c640af96-8c45-4b6c-9855-1f22712a5ab0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2024-11-27 19:50:35,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:35,255 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:50:35,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35 WrapperNode [2024-11-27 19:50:35,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:35,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:35,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:50:35,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:50:35,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,339 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 167 [2024-11-27 19:50:35,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:35,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:50:35,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:50:35,340 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:50:35,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,356 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,382 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 19:50:35,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,390 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,396 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,398 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:50:35,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:50:35,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:50:35,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:50:35,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (1/1) ... [2024-11-27 19:50:35,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:35,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:35,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:35,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:50:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:50:35,481 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 19:50:35,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 19:50:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:50:35,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:50:35,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:50:35,612 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:50:35,616 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:50:36,187 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-27 19:50:36,187 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:50:36,201 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:50:36,202 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 19:50:36,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:36 BoogieIcfgContainer [2024-11-27 19:50:36,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:50:36,207 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:50:36,207 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:50:36,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:50:36,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:50:34" (1/3) ... [2024-11-27 19:50:36,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2edc44f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:36, skipping insertion in model container [2024-11-27 19:50:36,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:35" (2/3) ... [2024-11-27 19:50:36,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2edc44f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:36, skipping insertion in model container [2024-11-27 19:50:36,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:36" (3/3) ... [2024-11-27 19:50:36,214 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2024-11-27 19:50:36,232 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:50:36,235 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-40.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 19:50:36,320 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:50:36,336 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;@30e8cacb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:50:36,336 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:50:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-27 19:50:36,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 19:50:36,354 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:36,355 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:36,355 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:36,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:36,362 INFO L85 PathProgramCache]: Analyzing trace with hash -147971958, now seen corresponding path program 1 times [2024-11-27 19:50:36,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:50:36,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851889656] [2024-11-27 19:50:36,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:36,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:36,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-27 19:50:36,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:50:36,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851889656] [2024-11-27 19:50:36,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851889656] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 19:50:36,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111107150] [2024-11-27 19:50:36,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:36,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:36,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:36,770 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:36,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-27 19:50:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:37,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 19:50:37,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:37,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-27 19:50:37,072 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:50:37,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111107150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:37,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-27 19:50:37,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-27 19:50:37,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208655178] [2024-11-27 19:50:37,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:37,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 19:50:37,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:50:37,096 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 19:50:37,096 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:50:37,098 INFO L87 Difference]: Start difference. First operand has 73 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-27 19:50:37,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:37,129 INFO L93 Difference]: Finished difference Result 139 states and 241 transitions. [2024-11-27 19:50:37,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 19:50:37,131 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151 [2024-11-27 19:50:37,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:37,142 INFO L225 Difference]: With dead ends: 139 [2024-11-27 19:50:37,143 INFO L226 Difference]: Without dead ends: 69 [2024-11-27 19:50:37,147 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:50:37,152 INFO L435 NwaCegarLoop]: 104 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, 104 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 19:50:37,153 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:50:37,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-27 19:50:37,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-27 19:50:37,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 44 states have internal predecessors, (58), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-27 19:50:37,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2024-11-27 19:50:37,214 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 151 [2024-11-27 19:50:37,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:37,216 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2024-11-27 19:50:37,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-27 19:50:37,216 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-27 19:50:37,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 19:50:37,221 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:37,222 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:37,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-27 19:50:37,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-27 19:50:37,423 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:37,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:37,423 INFO L85 PathProgramCache]: Analyzing trace with hash -509668076, now seen corresponding path program 1 times [2024-11-27 19:50:37,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:50:37,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184754038] [2024-11-27 19:50:37,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:37,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-27 19:50:37,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:50:37,952 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184754038] [2024-11-27 19:50:37,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184754038] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:37,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:50:37,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:50:37,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244416] [2024-11-27 19:50:37,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:37,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:50:37,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:50:37,959 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:50:37,959 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:37,959 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:37,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:37,996 INFO L93 Difference]: Finished difference Result 135 states and 205 transitions. [2024-11-27 19:50:37,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:50:37,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 152 [2024-11-27 19:50:37,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:38,000 INFO L225 Difference]: With dead ends: 135 [2024-11-27 19:50:38,002 INFO L226 Difference]: Without dead ends: 69 [2024-11-27 19:50:38,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:38,005 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 19:50:38,005 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 200 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:50:38,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-27 19:50:38,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-27 19:50:38,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 44 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-27 19:50:38,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 103 transitions. [2024-11-27 19:50:38,026 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 103 transitions. Word has length 152 [2024-11-27 19:50:38,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:38,030 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 103 transitions. [2024-11-27 19:50:38,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:38,031 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2024-11-27 19:50:38,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 19:50:38,035 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:38,035 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:38,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 19:50:38,036 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:38,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:38,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1319014702, now seen corresponding path program 1 times [2024-11-27 19:50:38,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:50:38,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054628526] [2024-11-27 19:50:38,037 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:38,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:39,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-27 19:50:39,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:50:39,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054628526] [2024-11-27 19:50:39,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054628526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:39,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:50:39,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:50:39,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874533030] [2024-11-27 19:50:39,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:39,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:50:39,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:50:39,252 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:50:39,252 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:50:39,253 INFO L87 Difference]: Start difference. First operand 69 states and 103 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:39,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:39,811 INFO L93 Difference]: Finished difference Result 215 states and 312 transitions. [2024-11-27 19:50:39,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:50:39,813 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 152 [2024-11-27 19:50:39,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:39,817 INFO L225 Difference]: With dead ends: 215 [2024-11-27 19:50:39,819 INFO L226 Difference]: Without dead ends: 149 [2024-11-27 19:50:39,820 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-27 19:50:39,820 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 113 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-27 19:50:39,823 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 295 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-27 19:50:39,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-11-27 19:50:39,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 102. [2024-11-27 19:50:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 67 states have (on average 1.2686567164179106) internal successors, (85), 68 states have internal predecessors, (85), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-27 19:50:39,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 149 transitions. [2024-11-27 19:50:39,854 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 149 transitions. Word has length 152 [2024-11-27 19:50:39,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:39,858 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 149 transitions. [2024-11-27 19:50:39,859 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:39,859 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 149 transitions. [2024-11-27 19:50:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 19:50:39,865 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:39,866 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:39,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 19:50:39,866 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:39,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:39,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1317167660, now seen corresponding path program 1 times [2024-11-27 19:50:39,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:50:39,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558228249] [2024-11-27 19:50:39,867 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:39,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:50:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-27 19:50:40,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1866979368] [2024-11-27 19:50:40,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:40,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:40,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:40,075 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 19:50:40,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-27 19:50:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:40,601 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 19:50:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 19:50:40,817 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-27 19:50:40,817 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-27 19:50:40,818 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 19:50:40,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:41,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 19:50:41,024 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-27 19:50:41,168 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 19:50:41,175 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 07:50:41 BoogieIcfgContainer [2024-11-27 19:50:41,177 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 19:50:41,178 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 19:50:41,178 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 19:50:41,178 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 19:50:41,179 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:36" (3/4) ... [2024-11-27 19:50:41,181 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 19:50:41,182 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 19:50:41,184 INFO L158 Benchmark]: Toolchain (without parser) took 6295.02ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 92.4MB in the beginning and 49.9MB in the end (delta: 42.5MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2024-11-27 19:50:41,184 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:41,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.96ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.6MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 19:50:41,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.29ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 73.7MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:41,185 INFO L158 Benchmark]: Boogie Preprocessor took 61.45ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 67.0MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:50:41,185 INFO L158 Benchmark]: RCFGBuilder took 802.29ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 43.3MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-27 19:50:41,186 INFO L158 Benchmark]: TraceAbstraction took 4970.46ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 42.8MB in the beginning and 51.3MB in the end (delta: -8.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-27 19:50:41,186 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 159.4MB. Free memory was 51.3MB in the beginning and 49.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:50:41,188 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.96ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 77.6MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.29ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 73.7MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.45ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 67.0MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 802.29ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 43.3MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4970.46ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 42.8MB in the beginning and 51.3MB in the end (delta: -8.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 159.4MB. Free memory was 51.3MB in the beginning and 49.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of someBinaryFLOATComparisonOperation at line 60, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of someUnaryDOUBLEoperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 157. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed short int var_1_4 = -200; [L24] unsigned short int var_1_8 = 5; [L25] unsigned char var_1_9 = 1; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 16; [L29] unsigned char var_1_15 = 50; [L30] unsigned short int var_1_16 = 1; [L31] float var_1_17 = 25.4; [L32] float var_1_20 = 1.6; [L33] unsigned short int var_1_21 = 0; [L34] float var_1_24 = 128.5; [L35] double var_1_25 = -0.5; [L36] signed long int var_1_26 = 4; [L37] signed char var_1_27 = 2; [L38] signed char var_1_28 = -16; [L39] signed char var_1_29 = 0; [L40] unsigned char var_1_30 = 0; [L41] float var_1_31 = 127.75; [L42] float var_1_32 = 15.5; [L43] unsigned long int var_1_33 = 16; [L44] signed long int var_1_34 = 256; [L45] unsigned char var_1_35 = 0; [L46] signed short int var_1_36 = 8; [L47] signed long int var_1_37 = 256; [L48] unsigned long int var_1_38 = 500; [L49] unsigned char last_1_var_1_9 = 1; [L50] float last_1_var_1_24 = 128.5; VAL [isInitial=0, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=-200, var_1_8=5, var_1_9=1] [L161] isInitial = 1 [L162] FCALL initially() [L164] CALL updateLastVariables() [L153] last_1_var_1_9 = var_1_9 [L154] last_1_var_1_24 = var_1_24 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=-200, var_1_8=5, var_1_9=1] [L164] RET updateLastVariables() [L165] CALL updateVariables() [L116] var_1_4 = __VERIFIER_nondet_short() [L117] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L117] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L118] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L118] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L119] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L119] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=5, var_1_9=1] [L120] var_1_8 = __VERIFIER_nondet_ushort() [L121] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_9=1] [L121] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_9=1] [L122] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L122] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L123] var_1_10 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L124] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L125] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L125] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L126] var_1_11 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L127] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L128] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L128] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L129] var_1_15 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L130] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L131] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L131] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L132] var_1_20 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L133] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L134] var_1_28 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_28 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L135] RET assume_abort_if_not(var_1_28 >= -126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L137] var_1_29 = __VERIFIER_nondet_char() [L138] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L140] var_1_32 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L142] var_1_35 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L143] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L144] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L145] var_1_36 = __VERIFIER_nondet_short() [L146] CALL assume_abort_if_not(var_1_36 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L146] RET assume_abort_if_not(var_1_36 >= -1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L147] CALL assume_abort_if_not(var_1_36 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_36 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=256, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L148] var_1_37 = __VERIFIER_nondet_long() [L149] CALL assume_abort_if_not(var_1_37 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not(var_1_37 >= -2147483647) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_37 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not(var_1_37 <= 2147483646) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L165] RET updateVariables() [L166] CALL step() [L54] var_1_27 = (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L55] COND TRUE -32 <= var_1_28 [L56] var_1_30 = var_1_29 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L58] var_1_31 = var_1_32 [L59] var_1_33 = var_1_30 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L60] COND FALSE !(var_1_31 > var_1_32) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=256, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L65] COND TRUE ((var_1_36 - var_1_29) * var_1_27) > var_1_28 [L66] var_1_34 = var_1_30 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=500, var_1_4=4, var_1_8=0, var_1_9=1] [L71] COND FALSE !(var_1_34 < var_1_37) [L74] var_1_38 = var_1_30 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=1] [L76] COND FALSE !((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) [L83] var_1_12 = var_1_15 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=1] [L85] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=1] [L86] COND TRUE (var_1_12 != var_1_4) || stepLocal_1 [L87] var_1_9 = var_1_11 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L89] var_1_26 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L90] COND FALSE !((var_1_9 && var_1_11) && var_1_9) [L93] var_1_21 = ((23370 - var_1_15) + var_1_12) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L95] signed long int stepLocal_2 = -4; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L96] COND FALSE !(! (-4 < var_1_12)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L99] COND FALSE !(stepLocal_2 > var_1_21) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L103] var_1_16 = (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15))) [L104] var_1_25 = var_1_20 [L105] unsigned short int stepLocal_0 = var_1_16; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=2, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=2, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L106] COND TRUE ((var_1_16 * var_1_16) / var_1_4) <= stepLocal_0 [L107] var_1_1 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=2, var_1_17=127/5, var_1_1=2, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L111] COND FALSE !((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=2, var_1_17=127/5, var_1_1=2, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L166] RET step() [L167] CALL, EXPR property() [L157-L158] return (((((((((((var_1_16 * var_1_16) / var_1_4) <= var_1_16) ? (var_1_1 == ((unsigned short int) var_1_12)) : (var_1_1 == ((unsigned short int) (var_1_12 + var_1_12)))) && (((var_1_12 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- last_1_var_1_24) < last_1_var_1_24) ? (last_1_var_1_9 ? (var_1_12 == ((unsigned char) 5)) : 1) : 1) : (var_1_12 == ((unsigned char) var_1_15)))) && (var_1_16 == ((unsigned short int) (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15)))))) && (((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_9 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_26 + (var_1_15 + ((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_12))))) && ((! (-4 < var_1_12)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_21) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_12)) ; VAL [\result=0, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=2, var_1_17=127/5, var_1_1=2, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L167] RET, EXPR property() [L167] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=2, var_1_17=127/5, var_1_1=2, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=2, var_1_15=2, var_1_16=2, var_1_17=127/5, var_1_1=2, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=2, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=2, var_1_37=-2147483647, var_1_38=0, var_1_4=4, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 599 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 274 mSDsCounter, 37 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 108 IncrementalHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37 mSolverCounterUnsat, 325 mSDtfsCounter, 108 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 165 GetRequests, 159 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=3, InterpolantAutomatonStates: 10, 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, 3 MinimizatonAttempts, 47 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 910 NumberOfCodeBlocks, 910 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 602 ConstructedInterpolants, 0 QuantifiedInterpolants, 745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 367 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 4004/4048 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-27 19:50:41,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:50:44,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:50:44,125 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-27 19:50:44,131 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:50:44,131 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:50:44,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:50:44,175 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:50:44,176 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:50:44,176 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:50:44,176 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:50:44,177 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:50:44,177 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:50:44,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:50:44,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:50:44,178 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:50:44,178 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:50:44,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:50:44,179 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:50:44,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:50:44,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:50:44,180 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:50:44,181 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:50:44,181 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:50:44,181 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:50:44,181 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:44,181 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:44,181 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:44,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:44,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:50:44,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:50:44,182 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:50:44,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:50:44,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:44,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:50:44,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:50:44,183 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:50:44,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:50:44,183 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 19:50:44,183 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 19:50:44,183 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:50:44,184 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:50:44,184 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:50:44,184 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:50:44,184 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_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 [2024-11-27 19:50:44,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:50:44,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:50:44,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:50:44,510 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:50:44,510 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:50:44,511 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2024-11-27 19:50:47,652 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/e4a6d0135/05809dfba8424057b8ff75831bdf6804/FLAG4eef6f58c [2024-11-27 19:50:47,950 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:50:47,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2024-11-27 19:50:47,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/e4a6d0135/05809dfba8424057b8ff75831bdf6804/FLAG4eef6f58c [2024-11-27 19:50:47,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/data/e4a6d0135/05809dfba8424057b8ff75831bdf6804 [2024-11-27 19:50:48,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:50:48,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:50:48,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:48,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:50:48,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:50:48,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:47" (1/1) ... [2024-11-27 19:50:48,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6cf0b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48, skipping insertion in model container [2024-11-27 19:50:48,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:50:47" (1/1) ... [2024-11-27 19:50:48,036 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:50:48,204 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_c640af96-8c45-4b6c-9855-1f22712a5ab0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2024-11-27 19:50:48,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:48,323 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:50:48,337 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_c640af96-8c45-4b6c-9855-1f22712a5ab0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2024-11-27 19:50:48,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:50:48,422 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:50:48,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48 WrapperNode [2024-11-27 19:50:48,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:50:48,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:48,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:50:48,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:50:48,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,480 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2024-11-27 19:50:48,481 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:50:48,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:50:48,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:50:48,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:50:48,490 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,494 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,514 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 19:50:48,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,523 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:50:48,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:50:48,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:50:48,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:50:48,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (1/1) ... [2024-11-27 19:50:48,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:50:48,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:50:48,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:50:48,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:50:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:50:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-27 19:50:48,616 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 19:50:48,616 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 19:50:48,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:50:48,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:50:48,707 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:50:48,709 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:50:49,575 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-27 19:50:49,575 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:50:49,585 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:50:49,586 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 19:50:49,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:49 BoogieIcfgContainer [2024-11-27 19:50:49,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:50:49,589 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:50:49,589 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:50:49,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:50:49,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:50:47" (1/3) ... [2024-11-27 19:50:49,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63675fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:49, skipping insertion in model container [2024-11-27 19:50:49,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:50:48" (2/3) ... [2024-11-27 19:50:49,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63675fda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:50:49, skipping insertion in model container [2024-11-27 19:50:49,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:50:49" (3/3) ... [2024-11-27 19:50:49,596 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2024-11-27 19:50:49,611 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:50:49,613 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-40.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-27 19:50:49,670 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:50:49,682 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;@3df6fc80, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:50:49,682 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:50:49,686 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-27 19:50:49,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-27 19:50:49,701 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:49,702 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:49,702 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:49,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:49,708 INFO L85 PathProgramCache]: Analyzing trace with hash -147971958, now seen corresponding path program 1 times [2024-11-27 19:50:49,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:50:49,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [319754360] [2024-11-27 19:50:49,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:49,723 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 19:50:49,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 19:50:49,731 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 19:50:49,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-27 19:50:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:50,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 19:50:50,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-27 19:50:50,121 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:50:50,122 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 19:50:50,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [319754360] [2024-11-27 19:50:50,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [319754360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:50,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:50:50,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 19:50:50,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209441737] [2024-11-27 19:50:50,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:50,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 19:50:50,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 19:50:50,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 19:50:50,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:50:50,167 INFO L87 Difference]: Start difference. First operand has 73 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-27 19:50:50,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:50,192 INFO L93 Difference]: Finished difference Result 139 states and 241 transitions. [2024-11-27 19:50:50,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 19:50:50,194 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151 [2024-11-27 19:50:50,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:50,200 INFO L225 Difference]: With dead ends: 139 [2024-11-27 19:50:50,200 INFO L226 Difference]: Without dead ends: 69 [2024-11-27 19:50:50,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:50:50,206 INFO L435 NwaCegarLoop]: 104 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, 104 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 19:50:50,207 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:50:50,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-27 19:50:50,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-27 19:50:50,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 44 states have internal predecessors, (58), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-27 19:50:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 104 transitions. [2024-11-27 19:50:50,254 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 104 transitions. Word has length 151 [2024-11-27 19:50:50,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:50,254 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 104 transitions. [2024-11-27 19:50:50,255 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-27 19:50:50,255 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 104 transitions. [2024-11-27 19:50:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 19:50:50,258 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:50,258 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:50,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-27 19:50:50,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 19:50:50,459 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:50,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:50,460 INFO L85 PathProgramCache]: Analyzing trace with hash -509668076, now seen corresponding path program 1 times [2024-11-27 19:50:50,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:50:50,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2128797044] [2024-11-27 19:50:50,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:50,462 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 19:50:50,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 19:50:50,464 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 19:50:50,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-27 19:50:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:50,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 19:50:50,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:51,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-27 19:50:51,011 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:50:51,012 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 19:50:51,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2128797044] [2024-11-27 19:50:51,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2128797044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:51,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:50:51,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:50:51,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99420751] [2024-11-27 19:50:51,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:51,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:50:51,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 19:50:51,018 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:50:51,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:51,019 INFO L87 Difference]: Start difference. First operand 69 states and 104 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:51,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:51,193 INFO L93 Difference]: Finished difference Result 135 states and 205 transitions. [2024-11-27 19:50:51,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:50:51,200 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 152 [2024-11-27 19:50:51,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:51,203 INFO L225 Difference]: With dead ends: 135 [2024-11-27 19:50:51,203 INFO L226 Difference]: Without dead ends: 69 [2024-11-27 19:50:51,204 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:50:51,204 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-27 19:50:51,205 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 200 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-27 19:50:51,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-27 19:50:51,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-27 19:50:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 44 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-27 19:50:51,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 103 transitions. [2024-11-27 19:50:51,218 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 103 transitions. Word has length 152 [2024-11-27 19:50:51,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:51,220 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 103 transitions. [2024-11-27 19:50:51,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2024-11-27 19:50:51,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 19:50:51,223 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:51,223 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:51,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-27 19:50:51,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 19:50:51,428 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:51,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:51,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1319014702, now seen corresponding path program 1 times [2024-11-27 19:50:51,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:50:51,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [789683070] [2024-11-27 19:50:51,430 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:51,430 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 19:50:51,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 19:50:51,434 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 19:50:51,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-27 19:50:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:51,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 19:50:51,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 19:50:52,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-27 19:50:52,130 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-27 19:50:52,130 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-27 19:50:52,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [789683070] [2024-11-27 19:50:52,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [789683070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:50:52,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:50:52,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:50:52,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093802942] [2024-11-27 19:50:52,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:50:52,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:50:52,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-27 19:50:52,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:50:52,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:50:52,133 INFO L87 Difference]: Start difference. First operand 69 states and 103 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:53,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:50:53,644 INFO L93 Difference]: Finished difference Result 282 states and 417 transitions. [2024-11-27 19:50:53,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 19:50:53,645 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 152 [2024-11-27 19:50:53,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:50:53,648 INFO L225 Difference]: With dead ends: 282 [2024-11-27 19:50:53,649 INFO L226 Difference]: Without dead ends: 216 [2024-11-27 19:50:53,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:50:53,651 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 247 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-27 19:50:53,651 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 416 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-27 19:50:53,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2024-11-27 19:50:53,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 128. [2024-11-27 19:50:53,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 78 states have (on average 1.2307692307692308) internal successors, (96), 79 states have internal predecessors, (96), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-27 19:50:53,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 188 transitions. [2024-11-27 19:50:53,713 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 188 transitions. Word has length 152 [2024-11-27 19:50:53,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:50:53,716 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 188 transitions. [2024-11-27 19:50:53,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-27 19:50:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 188 transitions. [2024-11-27 19:50:53,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-27 19:50:53,723 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:50:53,724 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:50:53,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-27 19:50:53,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 19:50:53,925 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:50:53,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:50:53,925 INFO L85 PathProgramCache]: Analyzing trace with hash -1317167660, now seen corresponding path program 1 times [2024-11-27 19:50:53,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-27 19:50:53,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [508295642] [2024-11-27 19:50:53,926 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:50:53,926 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-27 19:50:53,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-27 19:50:53,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-27 19:50:53,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c640af96-8c45-4b6c-9855-1f22712a5ab0/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-27 19:50:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:50:54,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-27 19:50:54,295 INFO L279 TraceCheckSpWp]: Computing forward predicates...