./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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_55f78ed1-319e-4800-846d-1f13c50936c4/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 ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:29:16,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:29:16,870 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 05:29:16,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:29:16,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:29:16,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:29:16,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:29:16,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:29:16,899 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:29:16,899 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:29:16,900 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:29:16,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:29:16,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:29:16,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:29:16,902 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:29:16,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:29:16,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:29:16,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:29:16,904 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:29:16,904 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:29:16,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:29:16,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:29:16,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:29:16,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:29:16,907 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:29:16,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:29:16,908 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:29:16,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:29:16,909 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:29:16,909 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:29:16,910 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:29:16,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:29:16,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:29:16,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:29:16,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:29:16,911 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:29:16,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:29:16,912 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:29:16,912 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:29:16,912 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:29:16,912 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:29:16,913 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:29:16,913 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_55f78ed1-319e-4800-846d-1f13c50936c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 [2023-11-29 05:29:17,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:29:17,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:29:17,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:29:17,177 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:29:17,178 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:29:17,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-29 05:29:19,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:29:20,068 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:29:20,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-29 05:29:20,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data/a74f996db/15ebf617e0db44ce94dc935699263499/FLAG8eecada2c [2023-11-29 05:29:20,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data/a74f996db/15ebf617e0db44ce94dc935699263499 [2023-11-29 05:29:20,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:29:20,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:29:20,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:29:20,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:29:20,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:29:20,104 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534292b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20, skipping insertion in model container [2023-11-29 05:29:20,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,145 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:29:20,280 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_55f78ed1-319e-4800-846d-1f13c50936c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-29 05:29:20,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:29:20,377 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:29:20,387 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_55f78ed1-319e-4800-846d-1f13c50936c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-29 05:29:20,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:29:20,447 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:29:20,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20 WrapperNode [2023-11-29 05:29:20,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:29:20,448 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:29:20,448 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:29:20,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:29:20,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,516 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2023-11-29 05:29:20,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:29:20,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:29:20,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:29:20,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:29:20,526 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,530 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,555 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 05:29:20,556 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,592 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:29:20,593 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:29:20,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:29:20,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:29:20,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (1/1) ... [2023-11-29 05:29:20,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:29:20,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:20,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:29:20,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:29:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:29:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 05:29:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 05:29:20,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 05:29:20,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:29:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:29:20,745 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:29:20,747 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:29:21,173 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:29:21,237 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:29:21,237 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:29:21,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:29:21 BoogieIcfgContainer [2023-11-29 05:29:21,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:29:21,241 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:29:21,241 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:29:21,244 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:29:21,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:29:20" (1/3) ... [2023-11-29 05:29:21,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d6e894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:29:21, skipping insertion in model container [2023-11-29 05:29:21,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:29:20" (2/3) ... [2023-11-29 05:29:21,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62d6e894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:29:21, skipping insertion in model container [2023-11-29 05:29:21,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:29:21" (3/3) ... [2023-11-29 05:29:21,248 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-29 05:29:21,267 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:29:21,267 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:29:21,316 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:29:21,322 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;@7fe23a05, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:29:21,322 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:29:21,327 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:29:21,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 05:29:21,346 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:29:21,347 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:21,347 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:29:21,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:21,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1212132374, now seen corresponding path program 1 times [2023-11-29 05:29:21,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:29:21,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844583702] [2023-11-29 05:29:21,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:21,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:29:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:21,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:29:21,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844583702] [2023-11-29 05:29:21,578 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 05:29:21,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336142167] [2023-11-29 05:29:21,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:21,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:21,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:21,580 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:29:21,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 05:29:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:21,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:29:21,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:21,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-29 05:29:21,851 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:29:21,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336142167] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:29:21,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:29:21,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:29:21,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705086150] [2023-11-29 05:29:21,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:29:21,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:29:21,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:29:21,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:29:21,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:29:21,891 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:29:21,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:29:21,946 INFO L93 Difference]: Finished difference Result 175 states and 315 transitions. [2023-11-29 05:29:21,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:29:21,948 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2023-11-29 05:29:21,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:29:21,956 INFO L225 Difference]: With dead ends: 175 [2023-11-29 05:29:21,957 INFO L226 Difference]: Without dead ends: 86 [2023-11-29 05:29:21,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:29:21,964 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:29:21,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:29:21,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-29 05:29:22,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-29 05:29:22,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:29:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 137 transitions. [2023-11-29 05:29:22,019 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 137 transitions. Word has length 199 [2023-11-29 05:29:22,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:29:22,019 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 137 transitions. [2023-11-29 05:29:22,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:29:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2023-11-29 05:29:22,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 05:29:22,025 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:29:22,025 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:22,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 05:29:22,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:22,226 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:29:22,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:22,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1330817234, now seen corresponding path program 1 times [2023-11-29 05:29:22,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:29:22,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744777335] [2023-11-29 05:29:22,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:22,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:29:22,300 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:29:22,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1007705784] [2023-11-29 05:29:22,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:22,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:22,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:22,305 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:29:22,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 05:29:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:22,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:29:22,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:22,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-29 05:29:22,773 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:29:23,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 05:29:23,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:29:23,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744777335] [2023-11-29 05:29:23,011 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:29:23,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007705784] [2023-11-29 05:29:23,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007705784] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:29:23,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:29:23,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 05:29:23,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225279578] [2023-11-29 05:29:23,013 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:29:23,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:29:23,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:29:23,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:29:23,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:29:23,016 INFO L87 Difference]: Start difference. First operand 86 states and 137 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-29 05:29:23,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:29:23,338 INFO L93 Difference]: Finished difference Result 179 states and 280 transitions. [2023-11-29 05:29:23,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:29:23,338 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 199 [2023-11-29 05:29:23,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:29:23,342 INFO L225 Difference]: With dead ends: 179 [2023-11-29 05:29:23,342 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 05:29:23,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 390 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 05:29:23,345 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 72 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:29:23,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 222 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:29:23,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 05:29:23,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 90. [2023-11-29 05:29:23,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:29:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2023-11-29 05:29:23,367 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 199 [2023-11-29 05:29:23,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:29:23,369 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2023-11-29 05:29:23,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-29 05:29:23,369 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-29 05:29:23,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 05:29:23,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:29:23,374 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:23,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-29 05:29:23,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-29 05:29:23,575 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:29:23,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:23,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1953032812, now seen corresponding path program 1 times [2023-11-29 05:29:23,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:29:23,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289688620] [2023-11-29 05:29:23,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:23,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:29:23,630 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:29:23,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [990256689] [2023-11-29 05:29:23,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:23,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:23,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:23,632 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:29:23,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 05:29:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:23,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:29:23,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:29:24,120 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:29:24,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:29:24,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289688620] [2023-11-29 05:29:24,120 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:29:24,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [990256689] [2023-11-29 05:29:24,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [990256689] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:29:24,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:29:24,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:29:24,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194950785] [2023-11-29 05:29:24,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:29:24,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:29:24,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:29:24,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:29:24,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:29:24,124 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:29:24,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:29:24,519 INFO L93 Difference]: Finished difference Result 318 states and 491 transitions. [2023-11-29 05:29:24,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 05:29:24,520 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2023-11-29 05:29:24,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:29:24,524 INFO L225 Difference]: With dead ends: 318 [2023-11-29 05:29:24,524 INFO L226 Difference]: Without dead ends: 229 [2023-11-29 05:29:24,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:29:24,527 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 241 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:29:24,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 558 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 05:29:24,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2023-11-29 05:29:24,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 224. [2023-11-29 05:29:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 141 states have (on average 1.3333333333333333) internal successors, (188), 142 states have internal predecessors, (188), 77 states have call successors, (77), 5 states have call predecessors, (77), 5 states have return successors, (77), 76 states have call predecessors, (77), 77 states have call successors, (77) [2023-11-29 05:29:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 342 transitions. [2023-11-29 05:29:24,577 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 342 transitions. Word has length 199 [2023-11-29 05:29:24,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:29:24,578 INFO L495 AbstractCegarLoop]: Abstraction has 224 states and 342 transitions. [2023-11-29 05:29:24,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:29:24,578 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 342 transitions. [2023-11-29 05:29:24,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 05:29:24,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:29:24,582 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:24,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 05:29:24,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:24,784 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:29:24,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:24,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1335683435, now seen corresponding path program 1 times [2023-11-29 05:29:24,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:29:24,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841091118] [2023-11-29 05:29:24,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:29:24,831 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:29:24,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [684373305] [2023-11-29 05:29:24,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:24,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:24,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:24,833 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:29:24,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 05:29:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:24,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:29:24,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:29:25,065 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:29:25,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:29:25,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841091118] [2023-11-29 05:29:25,066 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:29:25,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [684373305] [2023-11-29 05:29:25,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [684373305] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:29:25,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:29:25,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:29:25,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098679899] [2023-11-29 05:29:25,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:29:25,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:29:25,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:29:25,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:29:25,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:29:25,069 INFO L87 Difference]: Start difference. First operand 224 states and 342 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:29:25,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:29:25,591 INFO L93 Difference]: Finished difference Result 608 states and 928 transitions. [2023-11-29 05:29:25,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 05:29:25,592 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 200 [2023-11-29 05:29:25,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:29:25,597 INFO L225 Difference]: With dead ends: 608 [2023-11-29 05:29:25,597 INFO L226 Difference]: Without dead ends: 519 [2023-11-29 05:29:25,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 05:29:25,600 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 236 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 05:29:25,600 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 551 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 05:29:25,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2023-11-29 05:29:25,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 397. [2023-11-29 05:29:25,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 252 states have (on average 1.3293650793650793) internal successors, (335), 255 states have internal predecessors, (335), 135 states have call successors, (135), 9 states have call predecessors, (135), 9 states have return successors, (135), 132 states have call predecessors, (135), 135 states have call successors, (135) [2023-11-29 05:29:25,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 605 transitions. [2023-11-29 05:29:25,665 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 605 transitions. Word has length 200 [2023-11-29 05:29:25,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:29:25,665 INFO L495 AbstractCegarLoop]: Abstraction has 397 states and 605 transitions. [2023-11-29 05:29:25,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:29:25,666 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 605 transitions. [2023-11-29 05:29:25,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 05:29:25,668 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:29:25,668 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:25,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 05:29:25,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:25,869 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:29:25,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:25,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1039586924, now seen corresponding path program 1 times [2023-11-29 05:29:25,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:29:25,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567554504] [2023-11-29 05:29:25,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:25,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:29:25,909 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:29:25,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [434104355] [2023-11-29 05:29:25,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:25,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:25,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:25,911 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:29:25,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 05:29:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:26,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 05:29:26,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 841 proven. 66 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2023-11-29 05:29:26,761 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:29:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 27 proven. 66 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 05:29:27,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:29:27,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567554504] [2023-11-29 05:29:27,121 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:29:27,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434104355] [2023-11-29 05:29:27,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434104355] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:29:27,121 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:29:27,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2023-11-29 05:29:27,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481371757] [2023-11-29 05:29:27,123 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:29:27,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 05:29:27,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:29:27,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 05:29:27,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2023-11-29 05:29:27,125 INFO L87 Difference]: Start difference. First operand 397 states and 605 transitions. Second operand has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 4 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2023-11-29 05:29:28,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:29:28,442 INFO L93 Difference]: Finished difference Result 2073 states and 3117 transitions. [2023-11-29 05:29:28,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-29 05:29:28,442 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 4 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) Word has length 200 [2023-11-29 05:29:28,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:29:28,455 INFO L225 Difference]: With dead ends: 2073 [2023-11-29 05:29:28,456 INFO L226 Difference]: Without dead ends: 1677 [2023-11-29 05:29:28,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=214, Invalid=436, Unknown=0, NotChecked=0, Total=650 [2023-11-29 05:29:28,459 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 660 mSDsluCounter, 478 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 348 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 1033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-29 05:29:28,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [691 Valid, 580 Invalid, 1033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 685 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-29 05:29:28,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1677 states. [2023-11-29 05:29:28,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1677 to 1371. [2023-11-29 05:29:28,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1371 states, 872 states have (on average 1.3073394495412844) internal successors, (1140), 887 states have internal predecessors, (1140), 459 states have call successors, (459), 39 states have call predecessors, (459), 39 states have return successors, (459), 444 states have call predecessors, (459), 459 states have call successors, (459) [2023-11-29 05:29:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1371 states and 2058 transitions. [2023-11-29 05:29:28,656 INFO L78 Accepts]: Start accepts. Automaton has 1371 states and 2058 transitions. Word has length 200 [2023-11-29 05:29:28,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:29:28,656 INFO L495 AbstractCegarLoop]: Abstraction has 1371 states and 2058 transitions. [2023-11-29 05:29:28,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.333333333333333) internal successors, (76), 12 states have internal predecessors, (76), 4 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2023-11-29 05:29:28,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2058 transitions. [2023-11-29 05:29:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 05:29:28,660 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:29:28,660 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:28,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 05:29:28,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:28,861 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:29:28,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:28,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1120567057, now seen corresponding path program 1 times [2023-11-29 05:29:28,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:29:28,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401251622] [2023-11-29 05:29:28,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:28,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:29:28,896 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:29:28,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [998302990] [2023-11-29 05:29:28,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:28,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:28,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:28,898 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:29:28,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 05:29:29,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:29,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 05:29:29,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:29,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:29:29,310 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:29:29,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:29:29,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401251622] [2023-11-29 05:29:29,311 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:29:29,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998302990] [2023-11-29 05:29:29,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998302990] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:29:29,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:29:29,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 05:29:29,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711057162] [2023-11-29 05:29:29,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:29:29,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 05:29:29,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:29:29,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 05:29:29,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-29 05:29:29,313 INFO L87 Difference]: Start difference. First operand 1371 states and 2058 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:29:29,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:29:29,739 INFO L93 Difference]: Finished difference Result 2916 states and 4373 transitions. [2023-11-29 05:29:29,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:29:29,739 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 200 [2023-11-29 05:29:29,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:29:29,754 INFO L225 Difference]: With dead ends: 2916 [2023-11-29 05:29:29,754 INFO L226 Difference]: Without dead ends: 2010 [2023-11-29 05:29:29,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2023-11-29 05:29:29,759 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 194 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 05:29:29,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 348 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 05:29:29,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2023-11-29 05:29:30,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1979. [2023-11-29 05:29:30,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1979 states, 1248 states have (on average 1.294871794871795) internal successors, (1616), 1265 states have internal predecessors, (1616), 669 states have call successors, (669), 61 states have call predecessors, (669), 61 states have return successors, (669), 652 states have call predecessors, (669), 669 states have call successors, (669) [2023-11-29 05:29:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2954 transitions. [2023-11-29 05:29:30,090 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2954 transitions. Word has length 200 [2023-11-29 05:29:30,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:29:30,091 INFO L495 AbstractCegarLoop]: Abstraction has 1979 states and 2954 transitions. [2023-11-29 05:29:30,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:29:30,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2954 transitions. [2023-11-29 05:29:30,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 05:29:30,095 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:29:30,095 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:29:30,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 05:29:30,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:30,296 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:29:30,296 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:29:30,297 INFO L85 PathProgramCache]: Analyzing trace with hash 512126349, now seen corresponding path program 1 times [2023-11-29 05:29:30,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:29:30,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459210772] [2023-11-29 05:29:30,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:30,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:29:30,334 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:29:30,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [72705982] [2023-11-29 05:29:30,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:29:30,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:29:30,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:29:30,336 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:29:30,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 05:29:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:29:30,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 05:29:30,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:29:31,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:29:31,087 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:29:31,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:29:31,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459210772] [2023-11-29 05:29:31,087 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:29:31,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72705982] [2023-11-29 05:29:31,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72705982] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:29:31,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:29:31,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 05:29:31,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281841835] [2023-11-29 05:29:31,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:29:31,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:29:31,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:29:31,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:29:31,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:29:31,090 INFO L87 Difference]: Start difference. First operand 1979 states and 2954 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:29:33,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:29:38,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:29:42,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:29:46,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:29:50,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:29:54,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:29:58,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:02,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:06,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:10,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:14,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:18,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:22,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:26,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:30,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:34,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:38,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:42,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:46,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:50,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:54,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:30:58,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:02,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:06,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:10,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:14,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:18,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:22,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:26,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:30,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:34,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:38,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:42,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:46,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:50,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:54,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:31:58,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:02,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:06,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:10,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:14,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:18,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:22,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:26,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:30,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:34,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:38,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:42,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:46,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:50,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:54,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:32:58,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:02,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:06,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:10,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:14,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:18,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:22,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:26,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:30,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:34,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:38,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:42,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:46,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:50,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:54,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:33:58,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:02,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:06,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:10,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:15,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:19,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:23,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:27,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:31,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:35,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:39,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:43,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:47,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:51,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:55,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-29 05:34:55,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:34:55,513 INFO L93 Difference]: Finished difference Result 6345 states and 9376 transitions. [2023-11-29 05:34:55,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:34:55,513 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 201 [2023-11-29 05:34:55,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:34:55,542 INFO L225 Difference]: With dead ends: 6345 [2023-11-29 05:34:55,542 INFO L226 Difference]: Without dead ends: 5462 [2023-11-29 05:34:55,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:34:55,547 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 366 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 108 mSolverCounterUnsat, 81 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 323.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 81 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 323.7s IncrementalHoareTripleChecker+Time [2023-11-29 05:34:55,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 776 Invalid, 727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 538 Invalid, 81 Unknown, 0 Unchecked, 323.7s Time] [2023-11-29 05:34:55,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5462 states. [2023-11-29 05:34:56,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5462 to 5211. [2023-11-29 05:34:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5211 states, 3197 states have (on average 1.2633719111667188) internal successors, (4039), 3245 states have internal predecessors, (4039), 1817 states have call successors, (1817), 196 states have call predecessors, (1817), 196 states have return successors, (1817), 1769 states have call predecessors, (1817), 1817 states have call successors, (1817) [2023-11-29 05:34:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 5211 states and 7673 transitions. [2023-11-29 05:34:56,255 INFO L78 Accepts]: Start accepts. Automaton has 5211 states and 7673 transitions. Word has length 201 [2023-11-29 05:34:56,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:34:56,255 INFO L495 AbstractCegarLoop]: Abstraction has 5211 states and 7673 transitions. [2023-11-29 05:34:56,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:34:56,256 INFO L276 IsEmpty]: Start isEmpty. Operand 5211 states and 7673 transitions. [2023-11-29 05:34:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 05:34:56,257 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:34:56,258 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:34:56,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 05:34:56,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:34:56,459 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:34:56,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:34:56,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1076221553, now seen corresponding path program 1 times [2023-11-29 05:34:56,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:34:56,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195164141] [2023-11-29 05:34:56,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:34:56,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:34:56,505 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:34:56,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1706570482] [2023-11-29 05:34:56,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:34:56,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:34:56,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:34:56,506 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:34:56,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 05:34:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:34:56,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:34:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:34:57,008 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:34:57,008 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 05:34:57,009 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 05:34:57,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 05:34:57,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-29 05:34:57,214 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:34:57,218 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 05:34:57,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 05:34:57 BoogieIcfgContainer [2023-11-29 05:34:57,348 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 05:34:57,348 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 05:34:57,348 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 05:34:57,349 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 05:34:57,349 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:29:21" (3/4) ... [2023-11-29 05:34:57,351 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 05:34:57,352 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 05:34:57,353 INFO L158 Benchmark]: Toolchain (without parser) took 337255.62ms. Allocated memory was 163.6MB in the beginning and 310.4MB in the end (delta: 146.8MB). Free memory was 121.1MB in the beginning and 190.8MB in the end (delta: -69.8MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2023-11-29 05:34:57,353 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 163.6MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:34:57,353 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.49ms. Allocated memory is still 163.6MB. Free memory was 120.5MB in the beginning and 103.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 05:34:57,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.11ms. Allocated memory is still 163.6MB. Free memory was 103.2MB in the beginning and 98.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 05:34:57,354 INFO L158 Benchmark]: Boogie Preprocessor took 75.73ms. Allocated memory is still 163.6MB. Free memory was 98.0MB in the beginning and 87.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 05:34:57,354 INFO L158 Benchmark]: RCFGBuilder took 644.59ms. Allocated memory was 163.6MB in the beginning and 213.9MB in the end (delta: 50.3MB). Free memory was 87.9MB in the beginning and 176.1MB in the end (delta: -88.2MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2023-11-29 05:34:57,355 INFO L158 Benchmark]: TraceAbstraction took 336107.17ms. Allocated memory was 213.9MB in the beginning and 310.4MB in the end (delta: 96.5MB). Free memory was 175.2MB in the beginning and 191.9MB in the end (delta: -16.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2023-11-29 05:34:57,355 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 310.4MB. Free memory was 191.9MB in the beginning and 190.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 05:34:57,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 163.6MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.49ms. Allocated memory is still 163.6MB. Free memory was 120.5MB in the beginning and 103.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.11ms. Allocated memory is still 163.6MB. Free memory was 103.2MB in the beginning and 98.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.73ms. Allocated memory is still 163.6MB. Free memory was 98.0MB in the beginning and 87.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 644.59ms. Allocated memory was 163.6MB in the beginning and 213.9MB in the end (delta: 50.3MB). Free memory was 87.9MB in the beginning and 176.1MB in the end (delta: -88.2MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. * TraceAbstraction took 336107.17ms. Allocated memory was 213.9MB in the beginning and 310.4MB in the end (delta: 96.5MB). Free memory was 175.2MB in the beginning and 191.9MB in the end (delta: -16.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 310.4MB. Free memory was 191.9MB in the beginning and 190.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 198, overapproximation of someBinaryDOUBLEComparisonOperation at line 198, overapproximation of someUnaryDOUBLEoperation at line 23. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] float var_1_3 = -0.1; [L24] float var_1_4 = 127.25; [L25] float var_1_5 = 2.75; [L26] signed char var_1_6 = 1; [L27] signed char var_1_7 = -2; [L28] signed char var_1_8 = 25; [L29] signed char var_1_9 = 32; [L30] signed char var_1_11 = 0; [L31] signed long int var_1_12 = 2; [L32] unsigned long int var_1_13 = 256; [L33] unsigned long int var_1_16 = 3775050608; [L34] unsigned char var_1_18 = 16; [L35] unsigned char var_1_19 = 100; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_21 = 0; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_24 = 32; [L41] unsigned char var_1_25 = 16; [L42] unsigned char var_1_26 = 32; [L43] unsigned char var_1_27 = 0; [L44] unsigned short int var_1_28 = 4; [L45] unsigned short int var_1_29 = 38930; [L46] unsigned short int var_1_30 = 59162; [L47] unsigned short int var_1_31 = 1; [L48] unsigned short int var_1_32 = 30817; [L49] unsigned long int var_1_33 = 50; [L50] double var_1_34 = 50.25; [L51] double var_1_35 = 10000000000000.75; [L52] unsigned long int last_1_var_1_13 = 256; [L53] unsigned short int last_1_var_1_31 = 1; [L54] unsigned long int last_1_var_1_33 = 50; [L202] isInitial = 1 [L203] FCALL initially() [L204] int k_loop; [L205] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L205] COND TRUE k_loop < 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_13 = var_1_13 [L194] last_1_var_1_31 = var_1_31 [L195] last_1_var_1_33 = var_1_33 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L141] var_1_3 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L142] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_4=509/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L143] var_1_4 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_4 >= 0.0F && 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_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L144] RET assume_abort_if_not((var_1_4 >= 0.0F && 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_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_5=11/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L145] var_1_5 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L146] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L147] var_1_6 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L148] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L149] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=25, var_1_9=32] [L150] var_1_8 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L151] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L152] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L152] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=0, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L154] RET assume_abort_if_not(var_1_11 >= -126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L155] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L155] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=3775050608, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L156] var_1_16 = __VERIFIER_nondet_ulong() [L157] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L157] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L158] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L158] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=100, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L159] var_1_19 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L160] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L161] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L161] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L162] var_1_21 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L163] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L164] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L164] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=32, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L165] var_1_24 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L166] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L167] CALL assume_abort_if_not(var_1_24 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L167] RET assume_abort_if_not(var_1_24 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=16, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L168] var_1_25 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L169] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L170] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L170] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=32, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L171] var_1_26 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_26 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L172] RET assume_abort_if_not(var_1_26 >= 31) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L173] CALL assume_abort_if_not(var_1_26 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L173] RET assume_abort_if_not(var_1_26 <= 64) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L174] var_1_27 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L175] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L176] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L176] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=38930, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L177] var_1_29 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_29 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L178] RET assume_abort_if_not(var_1_29 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L179] CALL assume_abort_if_not(var_1_29 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L179] RET assume_abort_if_not(var_1_29 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=59162, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L180] var_1_30 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L181] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L182] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L182] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=30817, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L183] var_1_32 = __VERIFIER_nondet_ushort() [L184] CALL assume_abort_if_not(var_1_32 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L184] RET assume_abort_if_not(var_1_32 >= 16384) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L185] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L185] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_34=201/4, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L186] var_1_34 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L187] RET assume_abort_if_not((var_1_34 >= -922337.2036854776000e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854776000e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_35=40000000000003/4, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L188] var_1_35 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L189] RET assume_abort_if_not((var_1_35 >= -922337.2036854776000e+13F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854776000e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L190] CALL assume_abort_if_not(var_1_35 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L190] RET assume_abort_if_not(var_1_35 != 0.0F) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=4, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L207] RET updateVariables() [L208] CALL step() [L58] COND FALSE !(last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) [L61] var_1_28 = (var_1_25 + var_1_19) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L63] COND FALSE !((- var_1_3) <= (var_1_4 - var_1_5)) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=-2, var_1_8=2, var_1_9=32] [L70] COND TRUE var_1_4 != var_1_5 [L71] var_1_7 = var_1_6 VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=16, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L75] var_1_18 = var_1_19 VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L76] COND FALSE !(var_1_18 > ((32u / var_1_16) + 32u)) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=4, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L79] COND FALSE !(\read(var_1_21)) [L82] var_1_23 = var_1_27 VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=1, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L84] COND TRUE var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3)))) [L85] var_1_31 = ((25454 + var_1_32) - var_1_1) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L89] unsigned short int stepLocal_2 = var_1_31; VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_2=58221, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L90] COND FALSE !(stepLocal_2 == var_1_11) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_2=58221, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L97] COND TRUE (var_1_31 / var_1_16) <= var_1_28 VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_2=58221, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L98] COND TRUE var_1_28 <= var_1_18 [L99] var_1_20 = var_1_21 VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_2=58221, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L102] unsigned char stepLocal_1 = var_1_20; [L103] unsigned char stepLocal_0 = var_1_22; VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_0=0, stepLocal_1=0, stepLocal_2=58221, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L104] COND FALSE !(var_1_22 || stepLocal_1) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_0=0, stepLocal_1=0, stepLocal_2=58221, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L107] COND FALSE !(var_1_20 && stepLocal_0) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_0=0, stepLocal_1=0, stepLocal_2=58221, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L111] signed long int stepLocal_4 = (var_1_6 * var_1_1) / -64; [L112] unsigned short int stepLocal_3 = var_1_28; VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_0=0, stepLocal_1=0, stepLocal_2=58221, stepLocal_3=0, stepLocal_4=0, var_1_11=-126, var_1_12=2, var_1_13=256, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L113] COND TRUE stepLocal_4 >= var_1_28 [L114] var_1_13 = ((((var_1_28) < (var_1_31)) ? (var_1_28) : (var_1_31))) VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_0=0, stepLocal_1=0, stepLocal_2=58221, stepLocal_3=0, stepLocal_4=0, var_1_11=-126, var_1_12=2, var_1_13=0, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L120] unsigned long int stepLocal_6 = var_1_16; [L121] signed long int stepLocal_5 = (- var_1_18) / var_1_26; VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_0=0, stepLocal_1=0, stepLocal_2=58221, stepLocal_3=0, stepLocal_4=0, stepLocal_5=0, stepLocal_6=4294967294, var_1_11=-126, var_1_12=2, var_1_13=0, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=50, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L122] COND FALSE !(var_1_34 < (var_1_5 / var_1_35)) [L137] var_1_33 = var_1_30 VAL [isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, stepLocal_0=0, stepLocal_1=0, stepLocal_2=58221, stepLocal_3=0, stepLocal_4=0, stepLocal_5=0, stepLocal_6=4294967294, var_1_11=-126, var_1_12=2, var_1_13=0, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=32767, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L208] RET step() [L209] CALL, EXPR property() [L198-L199] return (((((((((((((- var_1_3) <= (var_1_4 - var_1_5)) ? ((var_1_3 >= (var_1_5 / 255.75f)) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : 1) && ((var_1_4 != var_1_5) ? (var_1_7 == ((signed char) var_1_6)) : (var_1_7 == ((signed char) var_1_8)))) && ((var_1_22 || var_1_20) ? (var_1_9 == ((signed char) ((((((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) > (var_1_6)) ? (((((((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) > (((((-2) < 0 ) ? -(-2) : (-2))))) ? (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) : (((((-2) < 0 ) ? -(-2) : (-2))))))) : (var_1_6))))) : ((var_1_20 && var_1_22) ? (var_1_9 == ((signed char) ((((var_1_11) < (var_1_8)) ? (var_1_11) : (var_1_8))))) : 1))) && ((var_1_31 == var_1_11) ? ((! var_1_22) ? (var_1_22 ? (var_1_12 == ((signed long int) var_1_18)) : 1) : 1) : 1)) && ((((var_1_6 * var_1_1) / -64) >= var_1_28) ? (var_1_13 == ((unsigned long int) ((((var_1_28) < (var_1_31)) ? (var_1_28) : (var_1_31))))) : ((50u >= var_1_28) ? (var_1_13 == ((unsigned long int) (var_1_16 - var_1_18))) : 1))) && (var_1_18 == ((unsigned char) var_1_19))) && (((var_1_31 / var_1_16) <= var_1_28) ? ((var_1_28 <= var_1_18) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((var_1_18 > ((32u / var_1_16) + 32u)) ? (var_1_22 == ((unsigned char) var_1_21)) : 1)) && (var_1_21 ? (var_1_23 == ((unsigned char) ((var_1_24 + var_1_25) + ((var_1_26 + 32) - var_1_27)))) : (var_1_23 == ((unsigned char) var_1_27)))) && ((last_1_var_1_13 > ((((last_1_var_1_31) > (var_1_16)) ? (last_1_var_1_31) : (var_1_16)))) ? (var_1_28 == ((unsigned short int) (((((var_1_29) > (var_1_30)) ? (var_1_29) : (var_1_30))) - last_1_var_1_33))) : (var_1_28 == ((unsigned short int) (var_1_25 + var_1_19))))) && ((var_1_5 <= (- ((((var_1_4) < (var_1_3)) ? (var_1_4) : (var_1_3))))) ? (var_1_31 == ((unsigned short int) ((25454 + var_1_32) - var_1_1))) : (var_1_31 == ((unsigned short int) ((((((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) > (var_1_29)) ? (((((var_1_19) < (var_1_23)) ? (var_1_19) : (var_1_23)))) : (var_1_29))))))) && ((var_1_34 < (var_1_5 / var_1_35)) ? ((var_1_16 > ((((64u) < (var_1_28)) ? (64u) : (var_1_28)))) ? (((var_1_4 - var_1_5) <= var_1_3) ? (var_1_33 == ((unsigned long int) (((((8u) < 0 ) ? -(8u) : (8u))) + 25u))) : (var_1_33 == ((unsigned long int) ((((var_1_27) > ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))) ? (var_1_27) : ((var_1_29 + ((((16u) < (var_1_18)) ? (16u) : (var_1_18)))))))))) : ((((- var_1_18) / var_1_26) < var_1_25) ? (var_1_33 == ((unsigned long int) var_1_30)) : (var_1_33 == ((unsigned long int) var_1_7)))) : (var_1_33 == ((unsigned long int) var_1_30))) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=0, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=32767, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=256, last_1_var_1_31=1, last_1_var_1_33=50, var_1_11=-126, var_1_12=2, var_1_13=0, var_1_16=4294967294, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=64, var_1_25=0, var_1_26=64, var_1_27=0, var_1_28=0, var_1_29=32767, var_1_30=32767, var_1_31=58221, var_1_32=32767, var_1_33=32767, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 335.9s, OverallIterations: 8, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 327.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 81 mSolverCounterUnknown, 1813 SdHoareTripleChecker+Valid, 325.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1769 mSDsluCounter, 3169 SdHoareTripleChecker+Invalid, 325.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2070 mSDsCounter, 639 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2067 IncrementalHoareTripleChecker+Invalid, 2787 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 639 mSolverCounterUnsat, 1099 mSDtfsCounter, 2067 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1823 GetRequests, 1760 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5211occurred in iteration=7, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 719 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1798 NumberOfCodeBlocks, 1798 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1788 ConstructedInterpolants, 11 QuantifiedInterpolants, 5579 SizeOfPredicates, 28 NumberOfNonLiveVariables, 3243 ConjunctsInSsa, 50 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 17622/17856 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 05:34:57,576 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-11-29 05:34:57,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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_55f78ed1-319e-4800-846d-1f13c50936c4/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 ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:34:59,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:34:59,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 05:34:59,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:34:59,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:34:59,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:34:59,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:34:59,377 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:34:59,378 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:34:59,379 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:34:59,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:34:59,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:34:59,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:34:59,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:34:59,382 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:34:59,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:34:59,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:34:59,383 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:34:59,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:34:59,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:34:59,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:34:59,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:34:59,386 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:34:59,386 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:34:59,386 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 05:34:59,387 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 05:34:59,387 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:34:59,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:34:59,388 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:34:59,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:34:59,389 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:34:59,389 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:34:59,389 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:34:59,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:34:59,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:34:59,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:34:59,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:34:59,390 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 05:34:59,391 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 05:34:59,391 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:34:59,391 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:34:59,391 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:34:59,392 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:34:59,392 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:34:59,392 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 05:34:59,392 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_55f78ed1-319e-4800-846d-1f13c50936c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba41fad7f72744fe0e42c26f1418f056b21d09a04b2ad100829310a14fd9d787 [2023-11-29 05:34:59,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:34:59,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:34:59,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:34:59,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:34:59,712 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:34:59,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-29 05:35:02,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:35:02,724 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:35:02,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-29 05:35:02,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data/6f4ecaf40/6ad32a13512b458faff9fe791a63c164/FLAG5466536d6 [2023-11-29 05:35:02,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/data/6f4ecaf40/6ad32a13512b458faff9fe791a63c164 [2023-11-29 05:35:02,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:35:02,751 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:35:02,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:35:02,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:35:02,757 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:35:02,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:35:02" (1/1) ... [2023-11-29 05:35:02,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6faa53e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:02, skipping insertion in model container [2023-11-29 05:35:02,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:35:02" (1/1) ... [2023-11-29 05:35:02,798 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:35:02,946 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_55f78ed1-319e-4800-846d-1f13c50936c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-29 05:35:03,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:35:03,039 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:35:03,062 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_55f78ed1-319e-4800-846d-1f13c50936c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-51.i[916,929] [2023-11-29 05:35:03,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:35:03,134 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:35:03,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03 WrapperNode [2023-11-29 05:35:03,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:35:03,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:35:03,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:35:03,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:35:03,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,160 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,192 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-29 05:35:03,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:35:03,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:35:03,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:35:03,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:35:03,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,212 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,227 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 05:35:03,227 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,228 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:35:03,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:35:03,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:35:03,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:35:03,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (1/1) ... [2023-11-29 05:35:03,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:35:03,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:35:03,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:35:03,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:35:03,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:35:03,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 05:35:03,325 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 05:35:03,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 05:35:03,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:35:03,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:35:03,424 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:35:03,426 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:35:18,217 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:35:18,268 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:35:18,268 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:35:18,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:35:18 BoogieIcfgContainer [2023-11-29 05:35:18,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:35:18,272 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:35:18,272 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:35:18,276 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:35:18,276 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:35:02" (1/3) ... [2023-11-29 05:35:18,277 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b877f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:35:18, skipping insertion in model container [2023-11-29 05:35:18,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:35:03" (2/3) ... [2023-11-29 05:35:18,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56b877f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:35:18, skipping insertion in model container [2023-11-29 05:35:18,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:35:18" (3/3) ... [2023-11-29 05:35:18,279 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-51.i [2023-11-29 05:35:18,298 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:35:18,298 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:35:18,348 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:35:18,355 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;@6cafd2f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:35:18,355 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:35:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:35:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 05:35:18,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:35:18,378 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:35:18,379 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:35:18,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:35:18,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1212132374, now seen corresponding path program 1 times [2023-11-29 05:35:18,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:35:18,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [123727044] [2023-11-29 05:35:18,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:35:18,395 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 05:35:18,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:35:18,396 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:18,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:35:19,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:35:19,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:35:19,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 854 proven. 0 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2023-11-29 05:35:19,553 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:35:19,554 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:35:19,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [123727044] [2023-11-29 05:35:19,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [123727044] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:35:19,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:35:19,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:35:19,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565756721] [2023-11-29 05:35:19,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:35:19,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:35:19,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:35:19,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:35:19,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:35:19,594 INFO L87 Difference]: Start difference. First operand has 88 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:35:25,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:35:25,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:35:25,624 INFO L93 Difference]: Finished difference Result 175 states and 315 transitions. [2023-11-29 05:35:25,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:35:25,626 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2023-11-29 05:35:25,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:35:25,633 INFO L225 Difference]: With dead ends: 175 [2023-11-29 05:35:25,633 INFO L226 Difference]: Without dead ends: 86 [2023-11-29 05:35:25,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:35:25,639 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:35:25,639 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2023-11-29 05:35:25,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-29 05:35:25,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-29 05:35:25,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:35:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 137 transitions. [2023-11-29 05:35:25,676 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 137 transitions. Word has length 199 [2023-11-29 05:35:25,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:35:25,677 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 137 transitions. [2023-11-29 05:35:25,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:35:25,677 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2023-11-29 05:35:25,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 05:35:25,681 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:35:25,681 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:35:25,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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)] Ended with exit code 0 [2023-11-29 05:35:25,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:25,882 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:35:25,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:35:25,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1330817234, now seen corresponding path program 1 times [2023-11-29 05:35:25,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:35:25,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1705468873] [2023-11-29 05:35:25,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:35:25,884 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 05:35:25,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:35:25,885 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:25,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:35:26,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 05:35:26,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:35:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-29 05:35:29,066 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:35:30,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 05:35:30,351 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:35:30,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1705468873] [2023-11-29 05:35:30,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1705468873] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:35:30,352 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:35:30,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 05:35:30,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471899677] [2023-11-29 05:35:30,353 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:35:30,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 05:35:30,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:35:30,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 05:35:30,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 05:35:30,357 INFO L87 Difference]: Start difference. First operand 86 states and 137 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-29 05:35:37,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.50s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:35:42,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:35:46,057 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 05:35:46,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:35:46,498 INFO L93 Difference]: Finished difference Result 179 states and 280 transitions. [2023-11-29 05:35:46,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 05:35:46,499 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 199 [2023-11-29 05:35:46,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:35:46,502 INFO L225 Difference]: With dead ends: 179 [2023-11-29 05:35:46,502 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 05:35:46,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 390 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 05:35:46,505 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 72 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2023-11-29 05:35:46,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 221 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 190 Invalid, 3 Unknown, 0 Unchecked, 15.8s Time] [2023-11-29 05:35:46,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 05:35:46,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 90. [2023-11-29 05:35:46,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:35:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 139 transitions. [2023-11-29 05:35:46,526 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 139 transitions. Word has length 199 [2023-11-29 05:35:46,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:35:46,527 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 139 transitions. [2023-11-29 05:35:46,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2023-11-29 05:35:46,528 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-29 05:35:46,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 05:35:46,532 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:35:46,532 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:35:46,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:46,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:46,736 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:35:46,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:35:46,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1953032812, now seen corresponding path program 1 times [2023-11-29 05:35:46,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:35:46,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1277841445] [2023-11-29 05:35:46,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:35:46,738 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 05:35:46,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:35:46,739 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:46,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:35:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:35:47,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 05:35:47,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:35:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1011 proven. 51 refuted. 0 times theorem prover too weak. 922 trivial. 0 not checked. [2023-11-29 05:35:53,532 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:35:56,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 42 proven. 51 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 05:35:56,242 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:35:56,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1277841445] [2023-11-29 05:35:56,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1277841445] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 05:35:56,242 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:35:56,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 10 [2023-11-29 05:35:56,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230676497] [2023-11-29 05:35:56,243 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:35:56,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 05:35:56,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:35:56,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 05:35:56,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 05:35:56,246 INFO L87 Difference]: Start difference. First operand 90 states and 139 transitions. Second operand has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 2 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2023-11-29 05:36:05,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:36:09,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:36:13,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:36:17,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:36:17,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:36:17,844 INFO L93 Difference]: Finished difference Result 183 states and 281 transitions. [2023-11-29 05:36:17,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 05:36:17,846 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 2 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 199 [2023-11-29 05:36:17,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:36:17,849 INFO L225 Difference]: With dead ends: 183 [2023-11-29 05:36:17,849 INFO L226 Difference]: Without dead ends: 94 [2023-11-29 05:36:17,851 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 388 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2023-11-29 05:36:17,853 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 234 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 152 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 234 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.7s IncrementalHoareTripleChecker+Time [2023-11-29 05:36:17,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 234 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 275 Invalid, 4 Unknown, 0 Unchecked, 20.7s Time] [2023-11-29 05:36:17,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-29 05:36:17,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 90. [2023-11-29 05:36:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.290909090909091) internal successors, (71), 55 states have internal predecessors, (71), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:36:17,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 135 transitions. [2023-11-29 05:36:17,872 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 135 transitions. Word has length 199 [2023-11-29 05:36:17,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:36:17,873 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 135 transitions. [2023-11-29 05:36:17,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 2 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2023-11-29 05:36:17,873 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 135 transitions. [2023-11-29 05:36:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-11-29 05:36:17,877 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:36:17,877 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:36:17,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:36:18,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:36:18,078 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:36:18,078 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:36:18,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1039586924, now seen corresponding path program 1 times [2023-11-29 05:36:18,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:36:18,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [756806573] [2023-11-29 05:36:18,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:36:18,079 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 05:36:18,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:36:18,080 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:36:18,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:36:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:36:19,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 05:36:19,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:36:24,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 841 proven. 66 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2023-11-29 05:36:24,931 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:36:25,379 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:36:25,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [756806573] [2023-11-29 05:36:25,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [756806573] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:36:25,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1694393867] [2023-11-29 05:36:25,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:36:25,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 05:36:25,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 05:36:25,382 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 05:36:25,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-29 05:36:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:36:27,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 05:36:27,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:36:39,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 849 proven. 39 refuted. 0 times theorem prover too weak. 1096 trivial. 0 not checked. [2023-11-29 05:36:39,712 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 05:36:43,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1694393867] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 05:36:43,305 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 05:36:43,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11] total 16 [2023-11-29 05:36:43,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194301961] [2023-11-29 05:36:43,306 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 05:36:43,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 05:36:43,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:36:43,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 05:36:43,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=359, Unknown=0, NotChecked=0, Total=420 [2023-11-29 05:36:43,309 INFO L87 Difference]: Start difference. First operand 90 states and 135 transitions. Second operand has 17 states, 17 states have (on average 5.823529411764706) internal successors, (99), 16 states have internal predecessors, (99), 5 states have call successors, (64), 5 states have call predecessors, (64), 8 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) [2023-11-29 05:37:00,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:37:04,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:37:08,524 WARN L539 Checker$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 05:37:12,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:37:16,541 WARN L539 Checker$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 05:37:20,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:37:24,566 WARN L539 Checker$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 05:37:28,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:37:32,619 WARN L539 Checker$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 05:37:36,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:37:40,636 WARN L539 Checker$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 05:37:47,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:37:51,051 WARN L539 Checker$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 05:37:55,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:37:59,075 WARN L539 Checker$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 05:38:03,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:07,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:38:11,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:15,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:38:19,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:23,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:27,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:33,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.90s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:37,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:41,146 WARN L539 Checker$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 05:38:45,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:38:49,157 WARN L539 Checker$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 05:38:53,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:38:57,190 WARN L539 Checker$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 05:39:01,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:39:05,204 WARN L539 Checker$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 05:39:09,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:39:15,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.44s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:39:21,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:39:25,925 WARN L539 Checker$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 05:39:29,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:39:33,956 WARN L539 Checker$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 05:39:37,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:39:38,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:39:39,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 05:39:47,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:39:54,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.54s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:39:58,420 WARN L539 Checker$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 05:40:02,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:40:06,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:40:10,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:40:14,548 WARN L539 Checker$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 05:40:23,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:40:29,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:40:33,540 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 05:40:34,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:40:34,006 INFO L93 Difference]: Finished difference Result 404 states and 588 transitions. [2023-11-29 05:40:34,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-11-29 05:40:34,007 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.823529411764706) internal successors, (99), 16 states have internal predecessors, (99), 5 states have call successors, (64), 5 states have call predecessors, (64), 8 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) Word has length 200 [2023-11-29 05:40:34,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:40:34,013 INFO L225 Difference]: With dead ends: 404 [2023-11-29 05:40:34,013 INFO L226 Difference]: Without dead ends: 315 [2023-11-29 05:40:34,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 423 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=414, Invalid=1478, Unknown=0, NotChecked=0, Total=1892 [2023-11-29 05:40:34,016 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 493 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 304 mSolverCounterUnsat, 47 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 219.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 995 SdHoareTripleChecker+Invalid, 1136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 47 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 223.8s IncrementalHoareTripleChecker+Time [2023-11-29 05:40:34,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [493 Valid, 995 Invalid, 1136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 785 Invalid, 47 Unknown, 0 Unchecked, 223.8s Time] [2023-11-29 05:40:34,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2023-11-29 05:40:34,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 251. [2023-11-29 05:40:34,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 144 states have (on average 1.2083333333333333) internal successors, (174), 145 states have internal predecessors, (174), 96 states have call successors, (96), 10 states have call predecessors, (96), 10 states have return successors, (96), 95 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 05:40:34,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 366 transitions. [2023-11-29 05:40:34,079 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 366 transitions. Word has length 200 [2023-11-29 05:40:34,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:40:34,081 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 366 transitions. [2023-11-29 05:40:34,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.823529411764706) internal successors, (99), 16 states have internal predecessors, (99), 5 states have call successors, (64), 5 states have call predecessors, (64), 8 states have return successors, (64), 5 states have call predecessors, (64), 5 states have call successors, (64) [2023-11-29 05:40:34,081 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 366 transitions. [2023-11-29 05:40:34,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 05:40:34,084 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:40:34,084 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:40:34,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-29 05:40:34,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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)] Forceful destruction successful, exit code 0 [2023-11-29 05:40:34,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:40:34,500 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:40:34,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:40:34,501 INFO L85 PathProgramCache]: Analyzing trace with hash 512126349, now seen corresponding path program 1 times [2023-11-29 05:40:34,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:40:34,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2028944641] [2023-11-29 05:40:34,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:40:34,502 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 05:40:34,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:40:34,503 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:40:34,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55f78ed1-319e-4800-846d-1f13c50936c4/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 05:40:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:40:35,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-29 05:40:35,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:42:24,802 WARN L293 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 05:42:24,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1329 proven. 147 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2023-11-29 05:42:24,907 INFO L327 TraceCheckSpWp]: Computing backward predicates...