./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX --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 7a26da9ee2780f5d9a0a4d48e71eedd7b2efc6ac4df03b63ed45f991a1f4f81b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:09:03,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:09:03,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:09:03,531 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:09:03,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:09:03,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:09:03,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:09:03,571 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:09:03,572 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:09:03,574 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:09:03,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:09:03,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:09:03,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:09:03,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:09:03,576 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:09:03,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:09:03,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:09:03,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:09:03,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:09:03,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:09:03,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:09:03,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:09:03,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:09:03,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:09:03,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:09:03,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:09:03,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:09:03,587 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:09:03,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:09:03,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:09:03,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:09:03,588 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:09:03,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:09:03,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:09:03,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:09:03,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:09:03,590 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:09:03,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:09:03,591 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:09:03,592 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:09:03,592 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:09:03,592 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:09:03,593 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a26da9ee2780f5d9a0a4d48e71eedd7b2efc6ac4df03b63ed45f991a1f4f81b [2024-11-08 18:09:03,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:09:03,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:09:03,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:09:03,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:09:03,911 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:09:03,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i Unable to find full path for "g++" [2024-11-08 18:09:06,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:09:06,330 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:09:06,331 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i [2024-11-08 18:09:06,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data/a28772ea8/b96b71bc489b4740981dff68a206b128/FLAG6d6679a9a [2024-11-08 18:09:06,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data/a28772ea8/b96b71bc489b4740981dff68a206b128 [2024-11-08 18:09:06,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:09:06,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:09:06,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:09:06,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:09:06,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:09:06,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:06,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0236b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06, skipping insertion in model container [2024-11-08 18:09:06,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:06,436 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:09:06,660 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_cbc31c57-6b25-4433-a6d9-698f32bba069/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i[918,931] [2024-11-08 18:09:06,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:09:06,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:09:06,792 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_cbc31c57-6b25-4433-a6d9-698f32bba069/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i[918,931] [2024-11-08 18:09:06,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:09:06,894 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:09:06,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06 WrapperNode [2024-11-08 18:09:06,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:09:06,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:09:06,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:09:06,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:09:06,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:06,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:06,993 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-11-08 18:09:06,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:09:06,994 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:09:06,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:09:06,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:09:07,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,014 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,042 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]. [2024-11-08 18:09:07,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,059 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:09:07,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:09:07,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:09:07,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:09:07,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (1/1) ... [2024-11-08 18:09:07,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:09:07,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:09:07,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:09:07,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:09:07,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:09:07,167 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:09:07,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:09:07,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:09:07,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:09:07,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:09:07,301 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:09:07,305 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:09:07,868 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 18:09:07,869 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:09:07,883 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:09:07,883 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:09:07,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:09:07 BoogieIcfgContainer [2024-11-08 18:09:07,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:09:07,886 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:09:07,886 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:09:07,890 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:09:07,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:09:06" (1/3) ... [2024-11-08 18:09:07,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b27a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:09:07, skipping insertion in model container [2024-11-08 18:09:07,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:06" (2/3) ... [2024-11-08 18:09:07,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b27a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:09:07, skipping insertion in model container [2024-11-08 18:09:07,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:09:07" (3/3) ... [2024-11-08 18:09:07,894 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i [2024-11-08 18:09:07,915 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:09:07,916 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:09:07,992 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:09:08,003 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;@271e89ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:09:08,003 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:09:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 18:09:08,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 18:09:08,030 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:09:08,031 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:09:08,032 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:09:08,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:09:08,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1665208616, now seen corresponding path program 1 times [2024-11-08 18:09:08,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:09:08,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153620034] [2024-11-08 18:09:08,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:08,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:09:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:09:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:09:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:09:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:09:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:09:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:09:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:09:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:09:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:09:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:09:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:09:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:09:08,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:09:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:09:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:09:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:09:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:09:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:09:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:09:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:08,588 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 18:09:08,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:09:08,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153620034] [2024-11-08 18:09:08,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153620034] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:09:08,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:09:08,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:09:08,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369499428] [2024-11-08 18:09:08,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:09:08,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:09:08,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:09:08,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:09:08,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:09:08,628 INFO L87 Difference]: Start difference. First operand has 74 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 53 states have internal predecessors, (77), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 18:09:08,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:09:08,655 INFO L93 Difference]: Finished difference Result 141 states and 243 transitions. [2024-11-08 18:09:08,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:09:08,658 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 132 [2024-11-08 18:09:08,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:09:08,669 INFO L225 Difference]: With dead ends: 141 [2024-11-08 18:09:08,670 INFO L226 Difference]: Without dead ends: 70 [2024-11-08 18:09:08,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:09:08,676 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:09:08,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:09:08,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-08 18:09:08,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-08 18:09:08,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 49 states have (on average 1.3877551020408163) internal successors, (68), 49 states have internal predecessors, (68), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 18:09:08,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2024-11-08 18:09:08,724 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 132 [2024-11-08 18:09:08,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:09:08,725 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2024-11-08 18:09:08,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 18:09:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2024-11-08 18:09:08,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 18:09:08,729 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:09:08,729 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:09:08,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:09:08,730 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:09:08,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:09:08,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1286942272, now seen corresponding path program 1 times [2024-11-08 18:09:08,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:09:08,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013046732] [2024-11-08 18:09:08,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:08,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:09:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:09:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:09:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:09:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:09:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:09:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:09:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:09:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:09:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:09:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 18:09:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 18:09:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:09:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:09:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:09:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:09:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:09:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:09:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:09:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:09:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:09,199 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-11-08 18:09:09,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:09:09,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013046732] [2024-11-08 18:09:09,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013046732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:09:09,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:09:09,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:09:09,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521528228] [2024-11-08 18:09:09,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:09:09,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:09:09,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:09:09,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:09:09,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:09:09,210 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 18:09:09,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:09:09,306 INFO L93 Difference]: Finished difference Result 174 states and 260 transitions. [2024-11-08 18:09:09,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:09:09,307 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 133 [2024-11-08 18:09:09,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:09:09,310 INFO L225 Difference]: With dead ends: 174 [2024-11-08 18:09:09,314 INFO L226 Difference]: Without dead ends: 107 [2024-11-08 18:09:09,315 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:09:09,316 INFO L432 NwaCegarLoop]: 151 mSDtfsCounter, 52 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 18:09:09,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 244 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 18:09:09,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-08 18:09:09,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 104. [2024-11-08 18:09:09,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 69 states have (on average 1.289855072463768) internal successors, (89), 70 states have internal predecessors, (89), 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) [2024-11-08 18:09:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2024-11-08 18:09:09,356 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 133 [2024-11-08 18:09:09,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:09:09,357 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2024-11-08 18:09:09,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-11-08 18:09:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2024-11-08 18:09:09,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 18:09:09,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:09:09,360 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:09:09,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:09:09,361 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:09:09,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:09:09,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1967000642, now seen corresponding path program 1 times [2024-11-08 18:09:09,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:09:09,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012254818] [2024-11-08 18:09:09,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:09,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:09:09,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:09:09,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [714117874] [2024-11-08 18:09:09,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:09,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:09:09,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:09:09,826 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:09:09,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:09:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:10,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 18:09:10,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:09:12,073 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 162 proven. 96 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2024-11-08 18:09:12,073 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:09:45,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:09:45,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012254818] [2024-11-08 18:09:45,969 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:09:45,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714117874] [2024-11-08 18:09:45,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [714117874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:09:45,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:09:45,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2024-11-08 18:09:45,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316304874] [2024-11-08 18:09:45,971 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-08 18:09:45,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 18:09:45,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:09:45,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 18:09:45,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=217, Unknown=8, NotChecked=0, Total=306 [2024-11-08 18:09:45,978 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 10 states have internal predecessors, (50), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 18:09:48,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:09:48,852 INFO L93 Difference]: Finished difference Result 364 states and 521 transitions. [2024-11-08 18:09:48,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-08 18:09:48,853 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 10 states have internal predecessors, (50), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 133 [2024-11-08 18:09:48,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:09:48,862 INFO L225 Difference]: With dead ends: 364 [2024-11-08 18:09:48,865 INFO L226 Difference]: Without dead ends: 263 [2024-11-08 18:09:48,866 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 33.6s TimeCoverageRelationStatistics Valid=162, Invalid=382, Unknown=8, NotChecked=0, Total=552 [2024-11-08 18:09:48,868 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 111 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 464 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 530 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:09:48,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 530 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 464 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-08 18:09:48,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2024-11-08 18:09:48,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 227. [2024-11-08 18:09:48,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 154 states have (on average 1.2727272727272727) internal successors, (196), 156 states have internal predecessors, (196), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-08 18:09:48,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 324 transitions. [2024-11-08 18:09:48,942 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 324 transitions. Word has length 133 [2024-11-08 18:09:48,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:09:48,943 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 324 transitions. [2024-11-08 18:09:48,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.545454545454546) internal successors, (50), 10 states have internal predecessors, (50), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-08 18:09:48,944 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 324 transitions. [2024-11-08 18:09:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 18:09:48,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:09:48,947 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:09:48,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 18:09:49,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:09:49,152 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:09:49,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:09:49,152 INFO L85 PathProgramCache]: Analyzing trace with hash -2069801216, now seen corresponding path program 1 times [2024-11-08 18:09:49,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:09:49,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692720233] [2024-11-08 18:09:49,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:49,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:09:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:09:49,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [49497195] [2024-11-08 18:09:49,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:49,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:09:49,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:09:49,407 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:09:49,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:09:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:09:50,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:09:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:09:50,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:09:50,487 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:09:50,490 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:09:50,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:09:50,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:09:50,695 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-08 18:09:50,836 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:09:50,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:09:50 BoogieIcfgContainer [2024-11-08 18:09:50,841 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:09:50,842 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:09:50,842 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:09:50,842 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:09:50,843 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:09:07" (3/4) ... [2024-11-08 18:09:50,847 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:09:50,848 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:09:50,849 INFO L158 Benchmark]: Toolchain (without parser) took 44471.87ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 110.2MB in the beginning and 153.0MB in the end (delta: -42.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2024-11-08 18:09:50,853 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:09:50,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.81ms. Allocated memory is still 146.8MB. Free memory was 109.7MB in the beginning and 92.4MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 18:09:50,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.18ms. Allocated memory is still 146.8MB. Free memory was 92.4MB in the beginning and 87.7MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 18:09:50,854 INFO L158 Benchmark]: Boogie Preprocessor took 77.21ms. Allocated memory is still 146.8MB. Free memory was 87.7MB in the beginning and 80.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 18:09:50,855 INFO L158 Benchmark]: RCFGBuilder took 811.57ms. Allocated memory is still 146.8MB. Free memory was 80.1MB in the beginning and 114.1MB in the end (delta: -34.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-11-08 18:09:50,855 INFO L158 Benchmark]: TraceAbstraction took 42955.02ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 113.4MB in the beginning and 153.0MB in the end (delta: -39.6MB). Peak memory consumption was 107.7MB. Max. memory is 16.1GB. [2024-11-08 18:09:50,856 INFO L158 Benchmark]: Witness Printer took 6.76ms. Allocated memory is still 192.9MB. Free memory is still 153.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:09:50,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.81ms. Allocated memory is still 146.8MB. Free memory was 109.7MB in the beginning and 92.4MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.18ms. Allocated memory is still 146.8MB. Free memory was 92.4MB in the beginning and 87.7MB in the end (delta: 4.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.21ms. Allocated memory is still 146.8MB. Free memory was 87.7MB in the beginning and 80.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 811.57ms. Allocated memory is still 146.8MB. Free memory was 80.1MB in the beginning and 114.1MB in the end (delta: -34.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * TraceAbstraction took 42955.02ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 113.4MB in the beginning and 153.0MB in the end (delta: -39.6MB). Peak memory consumption was 107.7MB. Max. memory is 16.1GB. * Witness Printer took 6.76ms. Allocated memory is still 192.9MB. Free memory is still 153.0MB. 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 someBinaryDOUBLEComparisonOperation at line 166, overapproximation of someBinaryArithmeticDOUBLEoperation at line 122. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 1; [L25] unsigned long int var_1_6 = 5; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 64; [L28] unsigned char var_1_11 = 64; [L29] unsigned short int var_1_12 = 25; [L30] unsigned short int var_1_14 = 31408; [L31] double var_1_15 = 64.375; [L32] double var_1_16 = 10.85; [L33] double var_1_17 = 128.8; [L34] double var_1_18 = 2.6; [L35] unsigned char var_1_19 = 0; [L36] unsigned char var_1_20 = 0; [L37] signed short int var_1_21 = -64; [L38] signed long int var_1_22 = -32; [L39] signed char var_1_26 = 25; [L40] signed char var_1_27 = 4; [L41] unsigned long int var_1_28 = 32; [L42] signed short int var_1_30 = 5; [L43] unsigned long int var_1_32 = 4; [L44] float var_1_34 = 31.25; [L45] double var_1_39 = 7.4; [L46] signed long int var_1_44 = 25; [L47] unsigned short int last_1_var_1_12 = 25; [L48] double last_1_var_1_15 = 64.375; VAL [isInitial=0, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L170] isInitial = 1 [L171] FCALL initially() [L172] COND TRUE 1 [L173] CALL updateLastVariables() [L162] last_1_var_1_12 = var_1_12 [L163] last_1_var_1_15 = var_1_15 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=128, var_1_5=1, var_1_6=5, var_1_9=0] [L173] RET updateLastVariables() [L174] CALL updateVariables() [L130] var_1_4 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=1, var_1_6=5, var_1_9=0] [L131] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=1, var_1_6=5, var_1_9=0] [L132] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=1, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=1, var_1_6=5, var_1_9=0] [L132] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=1, var_1_6=5, var_1_9=0] [L133] var_1_5 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_6=5, var_1_9=0] [L134] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_6=5, var_1_9=0] [L135] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L135] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=64, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L136] var_1_10 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L137] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L138] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L139] var_1_11 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L140] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L141] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L142] var_1_14 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L143] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L144] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L144] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L145] var_1_16 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L146] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L147] var_1_17 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L148] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L149] var_1_18 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L150] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L151] var_1_20 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L152] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L153] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=25, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L154] var_1_26 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_26 >= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L155] RET assume_abort_if_not(var_1_26 >= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_26 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L156] RET assume_abort_if_not(var_1_26 <= 32) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=4, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L157] var_1_27 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L158] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_27 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L159] RET assume_abort_if_not(var_1_27 <= 16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L174] RET updateVariables() [L175] CALL step() [L52] COND FALSE !(last_1_var_1_12 > var_1_4) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L57] COND FALSE !(((- 64) + var_1_6) == var_1_6) [L60] var_1_1 = (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L62] COND TRUE var_1_5 == (var_1_6 / var_1_4) [L63] var_1_9 = ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=-64, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L67] var_1_21 = var_1_10 [L68] unsigned long int stepLocal_3 = var_1_6; [L69] unsigned char stepLocal_2 = var_1_4; VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_2=-2, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L70] COND FALSE !(stepLocal_2 < var_1_1) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L75] unsigned long int stepLocal_0 = (((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)); VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_0=254, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=25, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L76] COND TRUE ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= stepLocal_0 [L77] var_1_12 = ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L81] signed long int stepLocal_1 = ~ (var_1_5 * var_1_1); VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_1=-1, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=515/8, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L82] COND TRUE stepLocal_1 <= var_1_12 [L83] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L87] EXPR ((((var_1_12) < (var_1_5)) ? (var_1_12) : (var_1_5))) >> (var_1_26 - var_1_27) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=-32, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L87] COND FALSE !(var_1_4 <= (((((var_1_12) < (var_1_5)) ? (var_1_12) : (var_1_5))) >> (var_1_26 - var_1_27))) [L90] var_1_22 = var_1_5 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=32, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L92] COND TRUE 8.4 <= var_1_16 [L93] var_1_28 = (((((((var_1_1) < (var_1_12)) ? (var_1_1) : (var_1_12))) < 0 ) ? -((((var_1_1) < (var_1_12)) ? (var_1_1) : (var_1_12))) : ((((var_1_1) < (var_1_12)) ? (var_1_1) : (var_1_12))))) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=5, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L97] COND TRUE var_1_18 == ((((32.5) < (var_1_17)) ? (32.5) : (var_1_17))) [L98] var_1_30 = var_1_27 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L108] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L111] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L120] COND TRUE -256 < (var_1_4 * 10) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_39=37/5, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L121] COND TRUE var_1_17 >= var_1_16 [L122] var_1_39 = (((((((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) > (var_1_16)) ? (((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) : (var_1_16))) - var_1_16) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_44=25, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L127] var_1_44 = var_1_1 VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, stepLocal_3=5, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_44=64, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L175] RET step() [L176] CALL, EXPR property() [L166-L167] return (((((((((- 64) + var_1_6) == var_1_6) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((last_1_var_1_12 > var_1_4) ? (((- last_1_var_1_15) < last_1_var_1_15) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_6 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) <= ((((var_1_6) > (var_1_4)) ? (var_1_6) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))) : (var_1_12 == ((unsigned short int) var_1_6)))) && (((~ (var_1_5 * var_1_1)) <= var_1_12) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_1) ? ((var_1_6 > var_1_21) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; VAL [\result=0, isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_44=64, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L176] RET, EXPR property() [L176] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_44=64, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=25, last_1_var_1_15=515/8, var_1_10=63, var_1_11=64, var_1_12=16388, var_1_14=16383, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=0, var_1_26=16, var_1_27=16, var_1_28=64, var_1_30=16, var_1_32=4, var_1_34=125/4, var_1_44=64, var_1_4=-2, var_1_5=0, var_1_6=5, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.7s, OverallIterations: 4, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 163 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 163 mSDsluCounter, 880 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 552 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 475 IncrementalHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 328 mSDtfsCounter, 475 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 362 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 33.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=3, InterpolantAutomatonStates: 20, 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, 39 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 36.2s InterpolantComputationTime, 797 NumberOfCodeBlocks, 797 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 395 ConstructedInterpolants, 0 QuantifiedInterpolants, 1825 SizeOfPredicates, 4 NumberOfNonLiveVariables, 327 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1956/2052 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 18:09:51,086 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-08 18:09:51,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX --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 7a26da9ee2780f5d9a0a4d48e71eedd7b2efc6ac4df03b63ed45f991a1f4f81b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:09:53,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:09:53,443 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:09:53,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:09:53,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:09:53,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:09:53,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:09:53,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:09:53,499 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:09:53,502 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:09:53,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:09:53,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:09:53,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:09:53,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:09:53,508 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:09:53,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:09:53,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:09:53,509 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:09:53,509 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:09:53,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:09:53,510 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:09:53,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:09:53,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:09:53,513 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:09:53,513 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:09:53,513 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:09:53,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:09:53,514 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:09:53,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:09:53,515 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:09:53,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:09:53,516 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:09:53,517 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:09:53,517 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:09:53,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:09:53,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:09:53,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:09:53,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:09:53,520 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:09:53,521 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:09:53,521 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:09:53,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:09:53,522 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:09:53,522 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:09:53,522 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a26da9ee2780f5d9a0a4d48e71eedd7b2efc6ac4df03b63ed45f991a1f4f81b [2024-11-08 18:09:53,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:09:53,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:09:53,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:09:53,933 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:09:53,933 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:09:53,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i Unable to find full path for "g++" [2024-11-08 18:09:56,167 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:09:56,373 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:09:56,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i [2024-11-08 18:09:56,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data/f32b2ba7d/73874cfd748846038d0c17429effeff8/FLAGe99c66d4f [2024-11-08 18:09:56,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/data/f32b2ba7d/73874cfd748846038d0c17429effeff8 [2024-11-08 18:09:56,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:09:56,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:09:56,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:09:56,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:09:56,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:09:56,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:56,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35deedd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56, skipping insertion in model container [2024-11-08 18:09:56,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:56,446 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:09:56,671 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_cbc31c57-6b25-4433-a6d9-698f32bba069/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i[918,931] [2024-11-08 18:09:56,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:09:56,814 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:09:56,832 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_cbc31c57-6b25-4433-a6d9-698f32bba069/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i[918,931] [2024-11-08 18:09:56,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:09:56,943 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:09:56,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56 WrapperNode [2024-11-08 18:09:56,944 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:09:56,945 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:09:56,945 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:09:56,945 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:09:56,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:56,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,007 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2024-11-08 18:09:57,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:09:57,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:09:57,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:09:57,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:09:57,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,025 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,041 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]. [2024-11-08 18:09:57,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,059 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:09:57,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:09:57,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:09:57,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:09:57,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (1/1) ... [2024-11-08 18:09:57,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:09:57,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:09:57,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:09:57,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:09:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:09:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:09:57,150 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:09:57,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:09:57,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:09:57,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:09:57,246 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:09:57,248 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:09:58,169 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 18:09:58,169 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:09:58,189 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:09:58,189 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:09:58,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:09:58 BoogieIcfgContainer [2024-11-08 18:09:58,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:09:58,192 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:09:58,192 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:09:58,195 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:09:58,196 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:09:56" (1/3) ... [2024-11-08 18:09:58,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ba779b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:09:58, skipping insertion in model container [2024-11-08 18:09:58,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:09:56" (2/3) ... [2024-11-08 18:09:58,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48ba779b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:09:58, skipping insertion in model container [2024-11-08 18:09:58,198 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:09:58" (3/3) ... [2024-11-08 18:09:58,199 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-5.i [2024-11-08 18:09:58,219 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:09:58,219 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:09:58,317 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:09:58,325 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;@476270ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:09:58,325 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:09:58,330 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 18:09:58,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 18:09:58,346 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:09:58,347 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:09:58,347 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:09:58,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:09:58,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1509873891, now seen corresponding path program 1 times [2024-11-08 18:09:58,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:09:58,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1706658315] [2024-11-08 18:09:58,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:58,372 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 [2024-11-08 18:09:58,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:09:58,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:09:58,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:09:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:58,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 18:09:58,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:09:58,768 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-11-08 18:09:58,769 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:09:58,770 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:09:58,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1706658315] [2024-11-08 18:09:58,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1706658315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:09:58,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:09:58,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:09:58,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628230200] [2024-11-08 18:09:58,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:09:58,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:09:58,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:09:58,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:09:58,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:09:58,819 INFO L87 Difference]: Start difference. First operand has 72 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) 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, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 18:09:58,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:09:58,863 INFO L93 Difference]: Finished difference Result 137 states and 237 transitions. [2024-11-08 18:09:58,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:09:58,866 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, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2024-11-08 18:09:58,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:09:58,873 INFO L225 Difference]: With dead ends: 137 [2024-11-08 18:09:58,873 INFO L226 Difference]: Without dead ends: 68 [2024-11-08 18:09:58,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:09:58,881 INFO L432 NwaCegarLoop]: 103 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, 103 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 [2024-11-08 18:09:58,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:09:58,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-11-08 18:09:58,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-11-08 18:09:58,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 47 states have internal predecessors, (65), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 18:09:58,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 103 transitions. [2024-11-08 18:09:58,928 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 103 transitions. Word has length 131 [2024-11-08 18:09:58,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:09:58,929 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 103 transitions. [2024-11-08 18:09:58,930 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, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-08 18:09:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-11-08 18:09:58,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 18:09:58,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:09:58,933 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:09:58,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:09:59,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:09:59,135 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:09:59,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:09:59,136 INFO L85 PathProgramCache]: Analyzing trace with hash 343287684, now seen corresponding path program 1 times [2024-11-08 18:09:59,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:09:59,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [25871842] [2024-11-08 18:09:59,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:09:59,138 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 [2024-11-08 18:09:59,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:09:59,155 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:09:59,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:09:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:09:59,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 18:09:59,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:09:59,812 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 270 proven. 12 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2024-11-08 18:09:59,812 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:10:00,221 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 42 proven. 12 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-11-08 18:10:00,222 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:10:00,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [25871842] [2024-11-08 18:10:00,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [25871842] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:10:00,223 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:10:00,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-08 18:10:00,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620899748] [2024-11-08 18:10:00,226 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:10:00,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 18:10:00,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:10:00,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 18:10:00,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 18:10:00,230 INFO L87 Difference]: Start difference. First operand 68 states and 103 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-08 18:10:01,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:10:01,228 INFO L93 Difference]: Finished difference Result 139 states and 206 transitions. [2024-11-08 18:10:01,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 18:10:01,238 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 132 [2024-11-08 18:10:01,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:10:01,240 INFO L225 Difference]: With dead ends: 139 [2024-11-08 18:10:01,240 INFO L226 Difference]: Without dead ends: 74 [2024-11-08 18:10:01,241 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 256 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:10:01,243 INFO L432 NwaCegarLoop]: 73 mSDtfsCounter, 133 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 177 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 18:10:01,244 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 177 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 18:10:01,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-08 18:10:01,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 70. [2024-11-08 18:10:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 48 states have (on average 1.2916666666666667) internal successors, (62), 48 states have internal predecessors, (62), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-08 18:10:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 100 transitions. [2024-11-08 18:10:01,264 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 100 transitions. Word has length 132 [2024-11-08 18:10:01,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:10:01,265 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 100 transitions. [2024-11-08 18:10:01,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-08 18:10:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2024-11-08 18:10:01,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 18:10:01,271 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:10:01,271 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:10:01,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:10:01,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:10:01,472 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:10:01,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:10:01,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1023346054, now seen corresponding path program 1 times [2024-11-08 18:10:01,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:10:01,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550677702] [2024-11-08 18:10:01,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:01,474 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 [2024-11-08 18:10:01,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:10:01,478 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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) [2024-11-08 18:10:01,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/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 [2024-11-08 18:10:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:01,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 18:10:01,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:10:04,191 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 162 proven. 96 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2024-11-08 18:10:04,192 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:10:05,479 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:10:05,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550677702] [2024-11-08 18:10:05,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550677702] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:10:05,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162007914] [2024-11-08 18:10:05,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:10:05,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:10:05,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:10:05,482 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:10:05,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc31c57-6b25-4433-a6d9-698f32bba069/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 18:10:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:10:05,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 18:10:05,747 INFO L278 TraceCheckSpWp]: Computing forward predicates...