./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya --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 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:53:47,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:53:47,591 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:53:47,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:53:47,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:53:47,623 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:53:47,624 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:53:47,625 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:53:47,625 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:53:47,626 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:53:47,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:53:47,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:53:47,628 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:53:47,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:53:47,629 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:53:47,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:53:47,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:53:47,630 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:53:47,631 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:53:47,631 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:53:47,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:53:47,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:53:47,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:53:47,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:53:47,638 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:53:47,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:53:47,639 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:53:47,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:53:47,640 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:53:47,640 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:53:47,641 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:53:47,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:53:47,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:53:47,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:53:47,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:53:47,642 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:53:47,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:53:47,642 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:53:47,643 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:53:47,643 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:53:47,643 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:53:47,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:53:47,644 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_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b [2023-11-29 00:53:47,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:53:47,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:53:47,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:53:47,889 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:53:47,889 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:53:47,891 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-29 00:53:50,659 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:53:50,832 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:53:50,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-29 00:53:50,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data/425c33072/a7f92a6952f44350bea8af4b20b5bdd4/FLAGd2871406a [2023-11-29 00:53:51,209 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data/425c33072/a7f92a6952f44350bea8af4b20b5bdd4 [2023-11-29 00:53:51,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:53:51,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:53:51,214 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:53:51,214 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:53:51,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:53:51,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b913792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51, skipping insertion in model container [2023-11-29 00:53:51,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,253 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:53:51,370 WARN L240 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_881c687a-1152-40ae-b2a8-b449f4de7906/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-29 00:53:51,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:53:51,441 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:53:51,454 WARN L240 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_881c687a-1152-40ae-b2a8-b449f4de7906/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-29 00:53:51,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:53:51,501 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:53:51,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51 WrapperNode [2023-11-29 00:53:51,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:53:51,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:53:51,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:53:51,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:53:51,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,560 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-29 00:53:51,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:53:51,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:53:51,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:53:51,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:53:51,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,577 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,595 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]. [2023-11-29 00:53:51,595 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,616 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:53:51,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:53:51,621 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:53:51,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:53:51,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (1/1) ... [2023-11-29 00:53:51,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:53:51,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:51,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:53:51,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:53:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:53:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:53:51,686 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:53:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:53:51,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:53:51,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:53:51,768 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:53:51,770 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:53:52,099 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:53:52,143 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:53:52,143 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:53:52,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:52 BoogieIcfgContainer [2023-11-29 00:53:52,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:53:52,146 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:53:52,147 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:53:52,150 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:53:52,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:53:51" (1/3) ... [2023-11-29 00:53:52,150 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451dd3fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:53:52, skipping insertion in model container [2023-11-29 00:53:52,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:53:51" (2/3) ... [2023-11-29 00:53:52,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451dd3fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:53:52, skipping insertion in model container [2023-11-29 00:53:52,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:52" (3/3) ... [2023-11-29 00:53:52,152 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-29 00:53:52,168 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:53:52,168 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:53:52,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:53:52,217 INFO L357 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, mHoare=true, 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;@4e9c3c81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:53:52,217 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:53:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 00:53:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-29 00:53:52,236 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:52,237 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:52,237 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:52,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:52,242 INFO L85 PathProgramCache]: Analyzing trace with hash -100718740, now seen corresponding path program 1 times [2023-11-29 00:53:52,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:52,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828623717] [2023-11-29 00:53:52,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:52,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:52,455 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:52,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1744688220] [2023-11-29 00:53:52,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:52,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:52,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:52,461 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:52,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:53:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:52,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:53:52,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 00:53:52,766 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:53:52,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:52,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828623717] [2023-11-29 00:53:52,766 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:52,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744688220] [2023-11-29 00:53:52,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744688220] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:53:52,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:53:52,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:53:52,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360606700] [2023-11-29 00:53:52,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:53:52,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:53:52,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:52,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:53:52,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:53:52,801 INFO L87 Difference]: Start difference. First operand has 81 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:53:52,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:52,866 INFO L93 Difference]: Finished difference Result 192 states and 356 transitions. [2023-11-29 00:53:52,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:53:52,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-29 00:53:52,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:52,877 INFO L225 Difference]: With dead ends: 192 [2023-11-29 00:53:52,877 INFO L226 Difference]: Without dead ends: 112 [2023-11-29 00:53:52,880 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:53:52,884 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 48 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:52,885 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 271 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:53:52,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-29 00:53:52,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 109. [2023-11-29 00:53:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 66 states have internal predecessors, (90), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-29 00:53:52,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 172 transitions. [2023-11-29 00:53:52,945 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 172 transitions. Word has length 181 [2023-11-29 00:53:52,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:52,947 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 172 transitions. [2023-11-29 00:53:52,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:53:52,948 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 172 transitions. [2023-11-29 00:53:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 00:53:52,952 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:52,953 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:52,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:53:53,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:53:53,154 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:53,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:53,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1761880563, now seen corresponding path program 1 times [2023-11-29 00:53:53,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:53,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417984321] [2023-11-29 00:53:53,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:53,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:53,220 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:53,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [892196241] [2023-11-29 00:53:53,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:53,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:53,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:53,223 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:53,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:53:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:53,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:53:53,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:53,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 00:53:53,462 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:53:53,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:53,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417984321] [2023-11-29 00:53:53,463 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:53,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892196241] [2023-11-29 00:53:53,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892196241] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:53:53,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:53:53,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:53:53,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466871107] [2023-11-29 00:53:53,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:53:53,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:53:53,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:53,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:53:53,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:53:53,467 INFO L87 Difference]: Start difference. First operand 109 states and 172 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:53:53,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:53,530 INFO L93 Difference]: Finished difference Result 249 states and 393 transitions. [2023-11-29 00:53:53,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:53:53,531 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 182 [2023-11-29 00:53:53,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:53,536 INFO L225 Difference]: With dead ends: 249 [2023-11-29 00:53:53,536 INFO L226 Difference]: Without dead ends: 141 [2023-11-29 00:53:53,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:53:53,540 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 24 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:53,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 232 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:53:53,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-29 00:53:53,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 131. [2023-11-29 00:53:53,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 87 states have (on average 1.4252873563218391) internal successors, (124), 88 states have internal predecessors, (124), 41 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-29 00:53:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 206 transitions. [2023-11-29 00:53:53,563 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 206 transitions. Word has length 182 [2023-11-29 00:53:53,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:53,564 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 206 transitions. [2023-11-29 00:53:53,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:53:53,564 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 206 transitions. [2023-11-29 00:53:53,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 00:53:53,567 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:53,568 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:53,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:53:53,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:53,773 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:53,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:53,773 INFO L85 PathProgramCache]: Analyzing trace with hash 944738831, now seen corresponding path program 1 times [2023-11-29 00:53:53,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:53,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799899919] [2023-11-29 00:53:53,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:53,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:53,827 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:53,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [190360750] [2023-11-29 00:53:53,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:53,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:53,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:53,829 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:53,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:53:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:54,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:53:54,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:54,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-29 00:53:54,304 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:53:54,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:54,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799899919] [2023-11-29 00:53:54,471 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:54,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190360750] [2023-11-29 00:53:54,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190360750] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:53:54,472 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:53:54,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2023-11-29 00:53:54,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507031245] [2023-11-29 00:53:54,472 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 00:53:54,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:53:54,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:54,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:53:54,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 00:53:54,474 INFO L87 Difference]: Start difference. First operand 131 states and 206 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 00:53:54,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:54,707 INFO L93 Difference]: Finished difference Result 273 states and 421 transitions. [2023-11-29 00:53:54,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 00:53:54,708 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 182 [2023-11-29 00:53:54,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:54,711 INFO L225 Difference]: With dead ends: 273 [2023-11-29 00:53:54,711 INFO L226 Difference]: Without dead ends: 143 [2023-11-29 00:53:54,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:53:54,713 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 56 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:54,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 197 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:53:54,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-11-29 00:53:54,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 139. [2023-11-29 00:53:54,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 94 states have internal predecessors, (128), 41 states have call successors, (41), 4 states have call predecessors, (41), 4 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-29 00:53:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 210 transitions. [2023-11-29 00:53:54,736 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 210 transitions. Word has length 182 [2023-11-29 00:53:54,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:54,737 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 210 transitions. [2023-11-29 00:53:54,738 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 00:53:54,738 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2023-11-29 00:53:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 00:53:54,741 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:54,741 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:54,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:53:54,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:54,942 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:54,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:54,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1268229655, now seen corresponding path program 1 times [2023-11-29 00:53:54,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:54,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081343819] [2023-11-29 00:53:54,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:54,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:54,997 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:54,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [672979004] [2023-11-29 00:53:54,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:54,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:54,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:54,998 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:55,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:53:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:55,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:53:55,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:55,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-29 00:53:55,225 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:53:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 00:53:55,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:55,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081343819] [2023-11-29 00:53:55,388 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:55,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672979004] [2023-11-29 00:53:55,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672979004] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:53:55,389 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:53:55,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 00:53:55,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749663784] [2023-11-29 00:53:55,389 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:53:55,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 00:53:55,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:55,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 00:53:55,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:53:55,391 INFO L87 Difference]: Start difference. First operand 139 states and 210 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, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 00:53:55,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:55,669 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2023-11-29 00:53:55,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 00:53:55,670 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, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 182 [2023-11-29 00:53:55,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:55,673 INFO L225 Difference]: With dead ends: 285 [2023-11-29 00:53:55,673 INFO L226 Difference]: Without dead ends: 147 [2023-11-29 00:53:55,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 356 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 00:53:55,675 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 191 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:55,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [215 Valid, 198 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 00:53:55,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2023-11-29 00:53:55,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 141. [2023-11-29 00:53:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 95 states have internal predecessors, (125), 41 states have call successors, (41), 5 states have call predecessors, (41), 5 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-29 00:53:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 207 transitions. [2023-11-29 00:53:55,697 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 207 transitions. Word has length 182 [2023-11-29 00:53:55,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:55,698 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 207 transitions. [2023-11-29 00:53:55,698 INFO L496 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, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 00:53:55,698 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 207 transitions. [2023-11-29 00:53:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-29 00:53:55,701 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:55,701 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:55,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 00:53:55,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:55,907 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:55,907 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:55,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1170660954, now seen corresponding path program 1 times [2023-11-29 00:53:55,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:55,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000522827] [2023-11-29 00:53:55,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:55,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:55,944 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:55,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1478593923] [2023-11-29 00:53:55,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:55,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:55,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:55,946 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:55,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 00:53:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:53:56,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-29 00:53:56,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:53:57,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 730 proven. 57 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2023-11-29 00:53:57,162 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:53:57,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:53:57,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000522827] [2023-11-29 00:53:57,439 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:53:57,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478593923] [2023-11-29 00:53:57,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1478593923] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:53:57,440 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:53:57,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2023-11-29 00:53:57,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954635201] [2023-11-29 00:53:57,441 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-29 00:53:57,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 00:53:57,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:53:57,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 00:53:57,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 00:53:57,443 INFO L87 Difference]: Start difference. First operand 141 states and 207 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 00:53:57,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:53:57,970 INFO L93 Difference]: Finished difference Result 407 states and 594 transitions. [2023-11-29 00:53:57,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 00:53:57,971 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2023-11-29 00:53:57,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:53:57,974 INFO L225 Difference]: With dead ends: 407 [2023-11-29 00:53:57,974 INFO L226 Difference]: Without dead ends: 267 [2023-11-29 00:53:57,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=114, Invalid=266, Unknown=0, NotChecked=0, Total=380 [2023-11-29 00:53:57,976 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 113 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:53:57,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 523 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 00:53:57,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2023-11-29 00:53:58,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 227. [2023-11-29 00:53:58,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 147 states have (on average 1.2925170068027212) internal successors, (190), 148 states have internal predecessors, (190), 70 states have call successors, (70), 9 states have call predecessors, (70), 9 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-29 00:53:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 330 transitions. [2023-11-29 00:53:58,013 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 330 transitions. Word has length 183 [2023-11-29 00:53:58,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:53:58,014 INFO L495 AbstractCegarLoop]: Abstraction has 227 states and 330 transitions. [2023-11-29 00:53:58,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-29 00:53:58,014 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 330 transitions. [2023-11-29 00:53:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-29 00:53:58,017 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:53:58,017 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:53:58,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 00:53:58,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:58,218 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:53:58,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:53:58,218 INFO L85 PathProgramCache]: Analyzing trace with hash -490602584, now seen corresponding path program 1 times [2023-11-29 00:53:58,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:53:58,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216413538] [2023-11-29 00:53:58,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:58,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:53:58,252 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:53:58,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1509646510] [2023-11-29 00:53:58,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:53:58,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:58,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:53:58,254 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:53:58,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 00:53:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:53:58,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:53:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:53:58,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:53:58,563 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 00:53:58,564 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 00:53:58,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 00:53:58,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:53:58,768 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-29 00:53:58,771 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:53:58,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:53:58 BoogieIcfgContainer [2023-11-29 00:53:58,911 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:53:58,912 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:53:58,912 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:53:58,912 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:53:58,913 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:53:52" (3/4) ... [2023-11-29 00:53:58,914 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:53:58,915 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:53:58,916 INFO L158 Benchmark]: Toolchain (without parser) took 7703.06ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 114.4MB in the beginning and 184.3MB in the end (delta: -69.9MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2023-11-29 00:53:58,916 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:53:58,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.84ms. Allocated memory is still 153.1MB. Free memory was 113.9MB in the beginning and 99.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 00:53:58,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.96ms. Allocated memory is still 153.1MB. Free memory was 99.2MB in the beginning and 95.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:53:58,917 INFO L158 Benchmark]: Boogie Preprocessor took 59.38ms. Allocated memory is still 153.1MB. Free memory was 95.5MB in the beginning and 91.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:53:58,917 INFO L158 Benchmark]: RCFGBuilder took 522.84ms. Allocated memory is still 153.1MB. Free memory was 91.3MB in the beginning and 65.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-29 00:53:58,917 INFO L158 Benchmark]: TraceAbstraction took 6764.96ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 65.1MB in the beginning and 184.3MB in the end (delta: -119.2MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2023-11-29 00:53:58,917 INFO L158 Benchmark]: Witness Printer took 3.16ms. Allocated memory is still 222.3MB. Free memory is still 184.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:53:58,919 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.84ms. Allocated memory is still 153.1MB. Free memory was 113.9MB in the beginning and 99.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.96ms. Allocated memory is still 153.1MB. Free memory was 99.2MB in the beginning and 95.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.38ms. Allocated memory is still 153.1MB. Free memory was 95.5MB in the beginning and 91.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 522.84ms. Allocated memory is still 153.1MB. Free memory was 91.3MB in the beginning and 65.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6764.96ms. Allocated memory was 153.1MB in the beginning and 222.3MB in the end (delta: 69.2MB). Free memory was 65.1MB in the beginning and 184.3MB in the end (delta: -119.2MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. * Witness Printer took 3.16ms. Allocated memory is still 222.3MB. Free memory is still 184.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 192, overapproximation of someBinaryDOUBLEComparisonOperation at line 192, overapproximation of someBinaryArithmeticDOUBLEoperation at line 71. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 32; [L23] unsigned char var_1_2 = 1; [L24] float var_1_4 = 7.8; [L25] signed short int var_1_6 = 16; [L26] signed short int var_1_7 = 256; [L27] float var_1_8 = 256.6; [L28] unsigned char var_1_9 = 50; [L29] unsigned char var_1_10 = 5; [L30] double var_1_11 = 127.75; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_13 = 1; [L33] unsigned char var_1_14 = 0; [L34] double var_1_15 = 15.2; [L35] double var_1_16 = 256.5; [L36] double var_1_17 = 256.5; [L37] double var_1_18 = 0.0; [L38] double var_1_19 = 9.7; [L39] unsigned long int var_1_20 = 10000000; [L40] unsigned long int var_1_21 = 4008920074; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_29 = 1; [L43] unsigned char var_1_30 = 0; [L44] signed long int var_1_31 = -32; [L45] float var_1_35 = 31.6; [L46] signed short int var_1_38 = -2; [L47] float var_1_40 = 7.2; [L48] signed short int var_1_43 = 25; [L49] signed long int var_1_44 = -2; [L50] signed short int last_1_var_1_1 = 32; [L51] unsigned char last_1_var_1_9 = 50; [L52] double last_1_var_1_11 = 127.75; [L53] double last_1_var_1_16 = 256.5; [L54] unsigned long int last_1_var_1_20 = 10000000; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L185] last_1_var_1_1 = var_1_1 [L186] last_1_var_1_9 = var_1_9 [L187] last_1_var_1_11 = var_1_11 [L188] last_1_var_1_16 = var_1_16 [L189] last_1_var_1_20 = var_1_20 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L138] var_1_2 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L139] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L140] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L140] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_4=39/5, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L141] var_1_4 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L142] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L143] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L143] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=16, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L144] var_1_6 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L145] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L146] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L146] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=256, var_1_8=1283/5, var_1_9=50] [L147] var_1_7 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L148] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L149] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L149] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=5, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L150] var_1_10 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L152] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L152] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L153] var_1_12 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L154] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L155] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L155] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L156] var_1_13 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L157] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L158] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L158] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L159] var_1_14 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L160] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L161] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L161] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=76/5, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L162] var_1_15 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L163] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_17=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= 0.0F && 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_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L165] RET assume_abort_if_not((var_1_17 >= 0.0F && 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_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_18=0, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && 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_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L167] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && 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_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=97/10, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L168] var_1_19 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L169] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4008920074, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L170] var_1_21 = __VERIFIER_nondet_ulong() [L171] CALL assume_abort_if_not(var_1_21 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L171] RET assume_abort_if_not(var_1_21 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L172] CALL assume_abort_if_not(var_1_21 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L172] RET assume_abort_if_not(var_1_21 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L173] var_1_29 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L174] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L175] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L175] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L176] var_1_30 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L177] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L178] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L178] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-2, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L179] var_1_44 = __VERIFIER_nondet_long() [L180] CALL assume_abort_if_not(var_1_44 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L180] RET assume_abort_if_not(var_1_44 >= -2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L181] CALL assume_abort_if_not(var_1_44 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L181] RET assume_abort_if_not(var_1_44 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L182] CALL assume_abort_if_not(var_1_44 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L182] RET assume_abort_if_not(var_1_44 != 0) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L200] RET updateVariables() [L201] CALL step() [L58] COND FALSE !(var_1_1 <= (var_1_7 + var_1_10)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=-32, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L65] COND TRUE var_1_9 != var_1_1 [L66] var_1_31 = ((((((var_1_10) > (var_1_7)) ? (var_1_10) : (var_1_7))) + var_1_9) - var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_35=158/5, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L68] COND FALSE !(var_1_2 && var_1_29) [L71] var_1_35 = (var_1_19 + var_1_19) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=-2, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L73] var_1_38 = var_1_10 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L74] COND FALSE !(\read(var_1_30)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L81] COND TRUE (var_1_7 * var_1_9) > (~ var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=36/5, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L82] COND TRUE var_1_19 == 0.25f [L83] var_1_40 = var_1_19 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=25, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L87] COND TRUE ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))) <= (2 / ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44)))) [L88] var_1_43 = ((((var_1_9) > (var_1_9)) ? (var_1_9) : (var_1_9))) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L90] signed long int stepLocal_0 = (((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1)); VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=50] [L91] COND FALSE !(last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16)) [L98] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L100] unsigned long int stepLocal_1 = last_1_var_1_20; VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, stepLocal_1=10000000, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L101] COND FALSE !(((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > stepLocal_1) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, stepLocal_1=10000000, var_1_10=1, var_1_11=511/4, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L104] COND FALSE !((last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14))) [L111] var_1_11 = var_1_15 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, stepLocal_1=10000000, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L113] COND FALSE !(\read(var_1_13)) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, stepLocal_1=10000000, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=10000000, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L116] COND TRUE var_1_9 >= var_1_9 [L117] var_1_20 = (var_1_21 - var_1_9) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, stepLocal_1=10000000, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=4294967293, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L122] COND FALSE !((- var_1_16) <= var_1_4) VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, stepLocal_1=10000000, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_19=2, var_1_1=32, var_1_20=4294967293, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L127] COND FALSE !(\read(var_1_2)) [L134] var_1_1 = var_1_9 VAL [isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, stepLocal_0=2, stepLocal_1=10000000, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_19=2, var_1_1=1, var_1_20=4294967293, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((var_1_2 ? (((var_1_11 / var_1_4) <= var_1_8) ? (var_1_1 == ((signed short int) (var_1_9 - var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) : (var_1_1 == ((signed short int) var_1_9))) && (((- var_1_16) <= var_1_4) ? (((var_1_11 <= var_1_4) || var_1_2) ? (var_1_8 == ((float) 3.3f)) : 1) : 1)) && ((last_1_var_1_11 < (last_1_var_1_11 + last_1_var_1_16)) ? ((((((var_1_7) < (last_1_var_1_1)) ? (var_1_7) : (last_1_var_1_1))) > (var_1_6 * 1)) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) var_1_10))) : (var_1_9 == ((unsigned char) var_1_10)))) && (((last_1_var_1_16 >= last_1_var_1_16) || ((var_1_2 && var_1_12) || (var_1_13 || var_1_14))) ? (var_1_2 ? (var_1_11 == ((double) var_1_15)) : (var_1_11 == ((double) var_1_15))) : (var_1_11 == ((double) var_1_15)))) && ((((var_1_10 * last_1_var_1_9) + last_1_var_1_1) > last_1_var_1_20) ? (var_1_16 == ((double) (var_1_17 - (var_1_18 - var_1_19)))) : 1)) && (var_1_13 ? (var_1_20 == ((unsigned long int) (((((var_1_9) > (128u)) ? (var_1_9) : (128u))) + var_1_9))) : ((var_1_9 >= var_1_9) ? (var_1_20 == ((unsigned long int) (var_1_21 - var_1_9))) : (var_1_20 == ((unsigned long int) var_1_9)))) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_19=2, var_1_1=1, var_1_20=4294967293, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=511/4, last_1_var_1_16=513/2, last_1_var_1_1=32, last_1_var_1_20=10000000, last_1_var_1_9=50, var_1_10=1, var_1_11=3, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=3, var_1_16=513/2, var_1_19=2, var_1_1=1, var_1_20=4294967293, var_1_21=4294967294, var_1_23=0, var_1_29=1, var_1_2=0, var_1_30=0, var_1_31=2, var_1_38=1, var_1_40=2, var_1_43=50, var_1_44=-1, var_1_6=-1, var_1_7=2, var_1_8=1283/5, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 6, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 462 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 432 mSDsluCounter, 1421 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 900 mSDsCounter, 196 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 687 IncrementalHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 196 mSolverCounterUnsat, 521 mSDtfsCounter, 687 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1148 GetRequests, 1110 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=227occurred in iteration=5, InterpolantAutomatonStates: 36, 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, 5 MinimizatonAttempts, 63 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1093 NumberOfCodeBlocks, 1093 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1086 ConstructedInterpolants, 0 QuantifiedInterpolants, 3237 SizeOfPredicates, 15 NumberOfNonLiveVariables, 2153 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 9603/9744 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 [2023-11-29 00:53:58,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya --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 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:54:00,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:54:00,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 00:54:00,973 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:54:00,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:54:01,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:54:01,002 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:54:01,003 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:54:01,004 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:54:01,004 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:54:01,005 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:54:01,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:54:01,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:54:01,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:54:01,007 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:54:01,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:54:01,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:54:01,009 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:54:01,009 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:54:01,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:54:01,010 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:54:01,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:54:01,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:54:01,011 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:54:01,012 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:54:01,012 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:54:01,012 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:54:01,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:54:01,013 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:54:01,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:54:01,014 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:54:01,014 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:54:01,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:54:01,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:54:01,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:54:01,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:54:01,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:54:01,016 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:54:01,016 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:54:01,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:54:01,017 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:54:01,017 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:54:01,017 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:54:01,017 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:54:01,017 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:54:01,018 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_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21b0b70abd6180e05e68180a99c6bb88c555fb516cc7f4b982d6eaad60f4d26b [2023-11-29 00:54:01,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:54:01,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:54:01,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:54:01,345 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:54:01,345 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:54:01,347 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-29 00:54:04,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:54:04,277 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:54:04,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-29 00:54:04,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data/eae8d2c2c/e2e178fc0ca74512a42e7815579bd03e/FLAG1d48e2da5 [2023-11-29 00:54:04,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/data/eae8d2c2c/e2e178fc0ca74512a42e7815579bd03e [2023-11-29 00:54:04,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:54:04,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:54:04,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:54:04,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:54:04,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:54:04,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6011b0e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04, skipping insertion in model container [2023-11-29 00:54:04,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,340 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:54:04,461 WARN L240 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_881c687a-1152-40ae-b2a8-b449f4de7906/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-29 00:54:04,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:54:04,537 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:54:04,560 WARN L240 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_881c687a-1152-40ae-b2a8-b449f4de7906/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i[919,932] [2023-11-29 00:54:04,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:54:04,621 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:54:04,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04 WrapperNode [2023-11-29 00:54:04,621 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:54:04,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:54:04,623 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:54:04,623 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:54:04,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,677 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-29 00:54:04,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:54:04,679 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:54:04,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:54:04,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:54:04,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,697 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,711 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]. [2023-11-29 00:54:04,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:54:04,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:54:04,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:54:04,744 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:54:04,745 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (1/1) ... [2023-11-29 00:54:04,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:54:04,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:54:04,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:54:04,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:54:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:54:04,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:54:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:54:04,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:54:04,919 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:54:04,922 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:54:24,439 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:54:24,479 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:54:24,480 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:54:24,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:54:24 BoogieIcfgContainer [2023-11-29 00:54:24,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:54:24,483 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:54:24,483 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:54:24,486 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:54:24,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:54:04" (1/3) ... [2023-11-29 00:54:24,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25afe8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:54:24, skipping insertion in model container [2023-11-29 00:54:24,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:54:04" (2/3) ... [2023-11-29 00:54:24,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25afe8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:54:24, skipping insertion in model container [2023-11-29 00:54:24,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:54:24" (3/3) ... [2023-11-29 00:54:24,489 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-60.i [2023-11-29 00:54:24,504 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:54:24,504 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:54:24,545 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:54:24,551 INFO L357 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, mHoare=true, 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;@645bbcf4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:54:24,552 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:54:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-29 00:54:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-29 00:54:24,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:54:24,572 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:54:24,572 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:54:24,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:54:24,577 INFO L85 PathProgramCache]: Analyzing trace with hash -100718740, now seen corresponding path program 1 times [2023-11-29 00:54:24,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:54:24,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144865723] [2023-11-29 00:54:24,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:54:24,590 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 [2023-11-29 00:54:24,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:54:24,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:54:24,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:54:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:54:25,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 00:54:25,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:54:30,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2023-11-29 00:54:30,018 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:54:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 00:54:32,414 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:54:32,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1144865723] [2023-11-29 00:54:32,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1144865723] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:54:32,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:54:32,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 00:54:32,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155147942] [2023-11-29 00:54:32,417 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:54:32,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 00:54:32,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:54:32,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 00:54:32,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 00:54:32,447 INFO L87 Difference]: Start difference. First operand has 81 states, 49 states have (on average 1.510204081632653) internal successors, (74), 50 states have internal predecessors, (74), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2023-11-29 00:54:39,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.81s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:43,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:47,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:51,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:54:55,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:00,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:04,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:08,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:12,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:16,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:21,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:25,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:29,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:33,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:37,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:44,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:48,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:52,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:55:56,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:00,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:04,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:08,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:12,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:17,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:21,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:25,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:29,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:33,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:37,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:42,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:46,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:50,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:54,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:56:58,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:02,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:06,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:07,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:07,082 INFO L93 Difference]: Finished difference Result 259 states and 488 transitions. [2023-11-29 00:57:07,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 00:57:07,085 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) Word has length 181 [2023-11-29 00:57:07,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:07,096 INFO L225 Difference]: With dead ends: 259 [2023-11-29 00:57:07,097 INFO L226 Difference]: Without dead ends: 179 [2023-11-29 00:57:07,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2023-11-29 00:57:07,103 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 142 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 26 mSolverCounterUnsat, 36 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 152.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 36 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 154.3s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:07,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 250 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 293 Invalid, 36 Unknown, 0 Unchecked, 154.3s Time] [2023-11-29 00:57:07,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2023-11-29 00:57:07,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 172. [2023-11-29 00:57:07,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 103 states have (on average 1.3689320388349515) internal successors, (141), 104 states have internal predecessors, (141), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 00:57:07,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 269 transitions. [2023-11-29 00:57:07,177 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 269 transitions. Word has length 181 [2023-11-29 00:57:07,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:07,180 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 269 transitions. [2023-11-29 00:57:07,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2023-11-29 00:57:07,180 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 269 transitions. [2023-11-29 00:57:07,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-29 00:57:07,185 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:07,185 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:07,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:57:07,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:57:07,386 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:07,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:07,387 INFO L85 PathProgramCache]: Analyzing trace with hash 48263780, now seen corresponding path program 1 times [2023-11-29 00:57:07,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:07,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [484553447] [2023-11-29 00:57:07,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:07,388 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 [2023-11-29 00:57:07,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:07,389 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:57:07,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:57:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:08,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:57:08,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 378 proven. 9 refuted. 0 times theorem prover too weak. 1237 trivial. 0 not checked. [2023-11-29 00:57:09,192 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:57:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 75 proven. 9 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-29 00:57:09,773 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:57:09,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [484553447] [2023-11-29 00:57:09,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [484553447] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:57:09,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:57:09,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 00:57:09,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961797418] [2023-11-29 00:57:09,773 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:57:09,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 00:57:09,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:57:09,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 00:57:09,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:57:09,777 INFO L87 Difference]: Start difference. First operand 172 states and 269 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 00:57:15,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:19,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:23,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:23,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:57:23,943 INFO L93 Difference]: Finished difference Result 297 states and 454 transitions. [2023-11-29 00:57:24,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 00:57:24,175 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 181 [2023-11-29 00:57:24,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:57:24,179 INFO L225 Difference]: With dead ends: 297 [2023-11-29 00:57:24,179 INFO L226 Difference]: Without dead ends: 188 [2023-11-29 00:57:24,180 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 354 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 00:57:24,181 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 85 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 8 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:57:24,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 199 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 166 Invalid, 3 Unknown, 0 Unchecked, 14.0s Time] [2023-11-29 00:57:24,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2023-11-29 00:57:24,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 178. [2023-11-29 00:57:24,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 107 states have (on average 1.3177570093457944) internal successors, (141), 108 states have internal predecessors, (141), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 00:57:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 269 transitions. [2023-11-29 00:57:24,218 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 269 transitions. Word has length 181 [2023-11-29 00:57:24,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:57:24,223 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 269 transitions. [2023-11-29 00:57:24,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-29 00:57:24,224 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 269 transitions. [2023-11-29 00:57:24,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-29 00:57:24,227 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:57:24,228 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:57:24,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:57:24,432 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:57:24,433 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:57:24,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:57:24,433 INFO L85 PathProgramCache]: Analyzing trace with hash 121227441, now seen corresponding path program 1 times [2023-11-29 00:57:24,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:57:24,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [34534081] [2023-11-29 00:57:24,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:57:24,434 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 [2023-11-29 00:57:24,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:57:24,435 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:57:24,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:57:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:57:25,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:57:25,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:57:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 00:57:32,294 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:57:32,295 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:57:32,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [34534081] [2023-11-29 00:57:32,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [34534081] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:57:32,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:57:32,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:57:32,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271800949] [2023-11-29 00:57:32,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:57:32,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:57:32,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:57:32,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:57:32,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:57:32,297 INFO L87 Difference]: Start difference. First operand 178 states and 269 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:57:33,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:40,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:44,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:49,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:53,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:57:58,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:02,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:04,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:06,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:12,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.77s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:16,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:20,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:25,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:29,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:34,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:38,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:38,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:58:38,059 INFO L93 Difference]: Finished difference Result 289 states and 438 transitions. [2023-11-29 00:58:38,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:58:38,274 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 182 [2023-11-29 00:58:38,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:58:38,276 INFO L225 Difference]: With dead ends: 289 [2023-11-29 00:58:38,276 INFO L226 Difference]: Without dead ends: 182 [2023-11-29 00:58:38,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:58:38,278 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 74 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 60 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 301 SdHoareTripleChecker+Invalid, 134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.6s IncrementalHoareTripleChecker+Time [2023-11-29 00:58:38,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 301 Invalid, 134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 61 Invalid, 13 Unknown, 0 Unchecked, 65.6s Time] [2023-11-29 00:58:38,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-29 00:58:38,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 178. [2023-11-29 00:58:38,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 107 states have (on average 1.2990654205607477) internal successors, (139), 108 states have internal predecessors, (139), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 00:58:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 267 transitions. [2023-11-29 00:58:38,300 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 267 transitions. Word has length 182 [2023-11-29 00:58:38,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:58:38,300 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 267 transitions. [2023-11-29 00:58:38,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:58:38,301 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 267 transitions. [2023-11-29 00:58:38,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-29 00:58:38,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:58:38,303 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:58:38,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 00:58:38,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:58:38,503 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:58:38,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:58:38,504 INFO L85 PathProgramCache]: Analyzing trace with hash -184055670, now seen corresponding path program 1 times [2023-11-29 00:58:38,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:58:38,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1854492565] [2023-11-29 00:58:38,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:58:38,505 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 [2023-11-29 00:58:38,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:58:38,506 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:58:38,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 00:58:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:58:39,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:58:39,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:58:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 00:58:43,946 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:58:43,947 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:58:43,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1854492565] [2023-11-29 00:58:43,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1854492565] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:58:43,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:58:43,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:58:43,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923135739] [2023-11-29 00:58:43,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:58:43,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 00:58:43,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:58:43,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 00:58:43,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 00:58:43,950 INFO L87 Difference]: Start difference. First operand 178 states and 267 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:58:49,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:53,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:58:57,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:02,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.99s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:07,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:13,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:17,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:21,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:25,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:30,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:35,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.96s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:35,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:59:35,402 INFO L93 Difference]: Finished difference Result 285 states and 428 transitions. [2023-11-29 00:59:35,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 00:59:35,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 184 [2023-11-29 00:59:35,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:59:35,630 INFO L225 Difference]: With dead ends: 285 [2023-11-29 00:59:35,630 INFO L226 Difference]: Without dead ends: 180 [2023-11-29 00:59:35,631 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:59:35,632 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 89 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 59 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:59:35,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 389 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 91 Invalid, 11 Unknown, 0 Unchecked, 51.2s Time] [2023-11-29 00:59:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-29 00:59:35,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 178. [2023-11-29 00:59:35,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 107 states have (on average 1.2897196261682242) internal successors, (138), 108 states have internal predecessors, (138), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 00:59:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 266 transitions. [2023-11-29 00:59:35,664 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 266 transitions. Word has length 184 [2023-11-29 00:59:35,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:59:35,665 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 266 transitions. [2023-11-29 00:59:35,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:59:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 266 transitions. [2023-11-29 00:59:35,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-29 00:59:35,668 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:59:35,668 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:59:35,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 00:59:35,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:59:35,869 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:59:35,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:35,869 INFO L85 PathProgramCache]: Analyzing trace with hash 496002700, now seen corresponding path program 1 times [2023-11-29 00:59:35,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:35,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [982887649] [2023-11-29 00:59:35,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:35,870 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 [2023-11-29 00:59:35,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:35,871 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:59:35,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 00:59:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:37,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:59:37,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:59:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-29 00:59:37,382 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:59:37,382 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:59:37,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [982887649] [2023-11-29 00:59:37,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [982887649] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:59:37,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:59:37,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:59:37,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540660389] [2023-11-29 00:59:37,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:59:37,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:59:37,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:59:37,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:59:37,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:59:37,385 INFO L87 Difference]: Start difference. First operand 178 states and 266 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:59:38,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:44,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.78s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:48,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:52,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:59:52,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:59:52,570 INFO L93 Difference]: Finished difference Result 325 states and 487 transitions. [2023-11-29 00:59:52,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:59:52,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 184 [2023-11-29 00:59:52,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:59:52,575 INFO L225 Difference]: With dead ends: 325 [2023-11-29 00:59:52,575 INFO L226 Difference]: Without dead ends: 222 [2023-11-29 00:59:52,575 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:59:52,576 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 18 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 5 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2023-11-29 00:59:52,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 223 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 17 Invalid, 3 Unknown, 0 Unchecked, 15.2s Time] [2023-11-29 00:59:52,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2023-11-29 00:59:52,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 212. [2023-11-29 00:59:52,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 141 states have (on average 1.3120567375886525) internal successors, (185), 142 states have internal predecessors, (185), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 63 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 00:59:52,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 313 transitions. [2023-11-29 00:59:52,609 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 313 transitions. Word has length 184 [2023-11-29 00:59:52,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:59:52,610 INFO L495 AbstractCegarLoop]: Abstraction has 212 states and 313 transitions. [2023-11-29 00:59:52,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-29 00:59:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 313 transitions. [2023-11-29 00:59:52,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-29 00:59:52,612 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:59:52,612 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:59:52,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 00:59:52,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 00:59:52,813 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:59:52,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:59:52,813 INFO L85 PathProgramCache]: Analyzing trace with hash 582066320, now seen corresponding path program 1 times [2023-11-29 00:59:52,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:59:52,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1718053738] [2023-11-29 00:59:52,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:59:52,813 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 [2023-11-29 00:59:52,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:59:52,814 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 00:59:52,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_881c687a-1152-40ae-b2a8-b449f4de7906/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 00:59:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:59:54,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-29 00:59:54,130 INFO L285 TraceCheckSpWp]: Computing forward predicates...