./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:15:14,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:15:14,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:15:14,658 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:15:14,658 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:15:14,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:15:14,690 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:15:14,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:15:14,691 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:15:14,691 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:15:14,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:15:14,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:15:14,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:15:14,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:15:14,694 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:15:14,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:15:14,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:15:14,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:15:14,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:15:14,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:15:14,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:15:14,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:15:14,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:15:14,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:15:14,696 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:15:14,696 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:15:14,696 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:15:14,696 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:15:14,696 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:15:14,696 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:14,697 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:14,697 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:14,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:14,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:15:14,697 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:14,697 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:14,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:14,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:14,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:15:14,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:15:14,699 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:15:14,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:15:14,699 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:15:14,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:15:14,699 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:15:14,699 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:15:14,700 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:15:14,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:15:14,700 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 [2024-11-28 04:15:14,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:15:15,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:15:15,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:15:15,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:15:15,009 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:15:15,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2024-11-28 04:15:17,956 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/1146610c4/5d9b3593bdf64fa9a6666602a4d9b431/FLAGd43b0e262 [2024-11-28 04:15:18,321 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:15:18,325 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2024-11-28 04:15:18,338 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/1146610c4/5d9b3593bdf64fa9a6666602a4d9b431/FLAGd43b0e262 [2024-11-28 04:15:18,365 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/1146610c4/5d9b3593bdf64fa9a6666602a4d9b431 [2024-11-28 04:15:18,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:15:18,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:15:18,375 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:18,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:15:18,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:15:18,383 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,384 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@278beef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18, skipping insertion in model container [2024-11-28 04:15:18,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,417 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:15:18,584 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2024-11-28 04:15:18,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:18,686 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:15:18,698 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2024-11-28 04:15:18,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:18,759 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:15:18,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18 WrapperNode [2024-11-28 04:15:18,760 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:18,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:18,762 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:15:18,762 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:15:18,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,779 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,815 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 290 [2024-11-28 04:15:18,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:18,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:15:18,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:15:18,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:15:18,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,829 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,859 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:15:18,859 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,869 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:15:18,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:15:18,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:15:18,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:15:18,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (1/1) ... [2024-11-28 04:15:18,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:18,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:18,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:15:18,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:15:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:15:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:15:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:15:18,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:15:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:15:18,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:15:19,077 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:15:19,081 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:15:19,734 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-28 04:15:19,734 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:15:19,753 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:15:19,753 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:15:19,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:19 BoogieIcfgContainer [2024-11-28 04:15:19,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:15:19,758 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:15:19,758 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:15:19,764 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:15:19,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:15:18" (1/3) ... [2024-11-28 04:15:19,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a665bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:15:19, skipping insertion in model container [2024-11-28 04:15:19,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:18" (2/3) ... [2024-11-28 04:15:19,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a665bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:15:19, skipping insertion in model container [2024-11-28 04:15:19,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:19" (3/3) ... [2024-11-28 04:15:19,767 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-86.i [2024-11-28 04:15:19,785 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:15:19,786 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-86.i that has 2 procedures, 123 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:15:19,886 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:15:19,899 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7571ea51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:15:19,899 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:15:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 95 states have (on average 1.4421052631578948) internal successors, (137), 96 states have internal predecessors, (137), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 04:15:19,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-28 04:15:19,919 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:19,920 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:15:19,920 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:19,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:19,925 INFO L85 PathProgramCache]: Analyzing trace with hash -2028169902, now seen corresponding path program 1 times [2024-11-28 04:15:19,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:19,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499477230] [2024-11-28 04:15:19,934 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:19,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:20,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-28 04:15:20,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:15:20,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499477230] [2024-11-28 04:15:20,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499477230] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:15:20,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450047130] [2024-11-28 04:15:20,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:20,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:15:20,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:20,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:15:20,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:15:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:20,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:15:20,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:15:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-28 04:15:20,616 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:15:20,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [450047130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:15:20,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:15:20,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:15:20,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298106326] [2024-11-28 04:15:20,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:15:20,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:15:20,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:15:20,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:15:20,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:15:20,653 INFO L87 Difference]: Start difference. First operand has 123 states, 95 states have (on average 1.4421052631578948) internal successors, (137), 96 states have internal predecessors, (137), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:15:20,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:15:20,686 INFO L93 Difference]: Finished difference Result 239 states and 393 transitions. [2024-11-28 04:15:20,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:15:20,689 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 181 [2024-11-28 04:15:20,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:15:20,695 INFO L225 Difference]: With dead ends: 239 [2024-11-28 04:15:20,696 INFO L226 Difference]: Without dead ends: 119 [2024-11-28 04:15:20,699 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:15:20,702 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:15:20,703 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:15:20,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-28 04:15:20,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2024-11-28 04:15:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 92 states have (on average 1.4130434782608696) internal successors, (130), 92 states have internal predecessors, (130), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 04:15:20,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 180 transitions. [2024-11-28 04:15:20,790 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 180 transitions. Word has length 181 [2024-11-28 04:15:20,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:15:20,790 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 180 transitions. [2024-11-28 04:15:20,790 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:15:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2024-11-28 04:15:20,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-28 04:15:20,797 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:20,797 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:15:20,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:15:20,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:15:20,998 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:20,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:20,999 INFO L85 PathProgramCache]: Analyzing trace with hash -875685752, now seen corresponding path program 1 times [2024-11-28 04:15:20,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:20,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142583659] [2024-11-28 04:15:21,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:21,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 18 proven. 54 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-28 04:15:22,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:15:22,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142583659] [2024-11-28 04:15:22,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142583659] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:15:22,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362056943] [2024-11-28 04:15:22,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:22,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:15:22,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:22,376 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:15:22,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:15:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:22,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:15:22,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:15:23,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 468 proven. 54 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2024-11-28 04:15:23,106 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:15:23,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 18 proven. 54 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-28 04:15:23,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362056943] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:15:23,548 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:15:23,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 14 [2024-11-28 04:15:23,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189334150] [2024-11-28 04:15:23,548 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:15:23,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:15:23,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:15:23,551 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:15:23,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:15:23,551 INFO L87 Difference]: Start difference. First operand 119 states and 180 transitions. Second operand has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-28 04:15:24,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:15:24,582 INFO L93 Difference]: Finished difference Result 504 states and 743 transitions. [2024-11-28 04:15:24,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-28 04:15:24,583 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 181 [2024-11-28 04:15:24,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:15:24,589 INFO L225 Difference]: With dead ends: 504 [2024-11-28 04:15:24,592 INFO L226 Difference]: Without dead ends: 388 [2024-11-28 04:15:24,593 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 360 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=208, Invalid=548, Unknown=0, NotChecked=0, Total=756 [2024-11-28 04:15:24,596 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 837 mSDsluCounter, 1077 mSDsCounter, 0 mSdLazyCounter, 720 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 849 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:15:24,597 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [849 Valid, 1272 Invalid, 765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 720 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:15:24,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2024-11-28 04:15:24,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 260. [2024-11-28 04:15:24,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 225 states have (on average 1.471111111111111) internal successors, (331), 226 states have internal predecessors, (331), 31 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-28 04:15:24,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 393 transitions. [2024-11-28 04:15:24,648 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 393 transitions. Word has length 181 [2024-11-28 04:15:24,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:15:24,649 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 393 transitions. [2024-11-28 04:15:24,649 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-28 04:15:24,649 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 393 transitions. [2024-11-28 04:15:24,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 04:15:24,657 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:24,657 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:15:24,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 04:15:24,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:15:24,858 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:24,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:24,859 INFO L85 PathProgramCache]: Analyzing trace with hash 978238465, now seen corresponding path program 1 times [2024-11-28 04:15:24,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:24,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436948976] [2024-11-28 04:15:24,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:24,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:25,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 45 proven. 93 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-11-28 04:15:26,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:15:26,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436948976] [2024-11-28 04:15:26,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436948976] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:15:26,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611670384] [2024-11-28 04:15:26,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:26,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:15:26,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:26,931 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:15:26,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:15:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:27,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-28 04:15:27,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:15:29,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 676 proven. 42 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2024-11-28 04:15:29,910 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:15:31,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611670384] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:15:31,543 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:15:31,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16] total 31 [2024-11-28 04:15:31,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773130828] [2024-11-28 04:15:31,544 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:15:31,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-28 04:15:31,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:15:31,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-28 04:15:31,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1643, Unknown=0, NotChecked=0, Total=1806 [2024-11-28 04:15:31,549 INFO L87 Difference]: Start difference. First operand 260 states and 393 transitions. Second operand has 31 states, 30 states have (on average 3.533333333333333) internal successors, (106), 30 states have internal predecessors, (106), 7 states have call successors, (50), 4 states have call predecessors, (50), 6 states have return successors, (50), 6 states have call predecessors, (50), 7 states have call successors, (50) [2024-11-28 04:15:44,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:15:44,295 INFO L93 Difference]: Finished difference Result 3515 states and 5073 transitions. [2024-11-28 04:15:44,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-11-28 04:15:44,296 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 30 states have (on average 3.533333333333333) internal successors, (106), 30 states have internal predecessors, (106), 7 states have call successors, (50), 4 states have call predecessors, (50), 6 states have return successors, (50), 6 states have call predecessors, (50), 7 states have call successors, (50) Word has length 182 [2024-11-28 04:15:44,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:15:44,318 INFO L225 Difference]: With dead ends: 3515 [2024-11-28 04:15:44,318 INFO L226 Difference]: Without dead ends: 3258 [2024-11-28 04:15:44,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 440 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6648 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=3492, Invalid=18560, Unknown=0, NotChecked=0, Total=22052 [2024-11-28 04:15:44,328 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 6639 mSDsluCounter, 2796 mSDsCounter, 0 mSdLazyCounter, 4321 mSolverCounterSat, 595 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6647 SdHoareTripleChecker+Valid, 2912 SdHoareTripleChecker+Invalid, 4916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 595 IncrementalHoareTripleChecker+Valid, 4321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:15:44,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6647 Valid, 2912 Invalid, 4916 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [595 Valid, 4321 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-11-28 04:15:44,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3258 states. [2024-11-28 04:15:44,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3258 to 1395. [2024-11-28 04:15:44,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1395 states, 1261 states have (on average 1.4274385408406027) internal successors, (1800), 1270 states have internal predecessors, (1800), 108 states have call successors, (108), 25 states have call predecessors, (108), 25 states have return successors, (108), 99 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-28 04:15:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 2016 transitions. [2024-11-28 04:15:44,465 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 2016 transitions. Word has length 182 [2024-11-28 04:15:44,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:15:44,468 INFO L471 AbstractCegarLoop]: Abstraction has 1395 states and 2016 transitions. [2024-11-28 04:15:44,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 3.533333333333333) internal successors, (106), 30 states have internal predecessors, (106), 7 states have call successors, (50), 4 states have call predecessors, (50), 6 states have return successors, (50), 6 states have call predecessors, (50), 7 states have call successors, (50) [2024-11-28 04:15:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2016 transitions. [2024-11-28 04:15:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 04:15:44,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:44,473 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:15:44,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 04:15:44,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-28 04:15:44,674 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:44,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:44,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1099207128, now seen corresponding path program 1 times [2024-11-28 04:15:44,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:44,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752532302] [2024-11-28 04:15:44,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:44,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:15:44,802 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:15:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:15:45,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:15:45,027 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:15:45,028 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:15:45,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:15:45,033 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 04:15:45,166 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:15:45,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:15:45 BoogieIcfgContainer [2024-11-28 04:15:45,169 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:15:45,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:15:45,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:15:45,170 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:15:45,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:15:19" (3/4) ... [2024-11-28 04:15:45,173 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:15:45,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:15:45,174 INFO L158 Benchmark]: Toolchain (without parser) took 26802.68ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.1MB in the beginning and 126.2MB in the end (delta: -33.0MB). Peak memory consumption was 200.7MB. Max. memory is 16.1GB. [2024-11-28 04:15:45,175 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:15:45,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.05ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 77.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:15:45,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.80ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:15:45,176 INFO L158 Benchmark]: Boogie Preprocessor took 65.79ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 70.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:15:45,176 INFO L158 Benchmark]: RCFGBuilder took 872.13ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 41.2MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 04:15:45,176 INFO L158 Benchmark]: TraceAbstraction took 25411.72ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 40.6MB in the beginning and 126.2MB in the end (delta: -85.7MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. [2024-11-28 04:15:45,177 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 352.3MB. Free memory was 126.2MB in the beginning and 126.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:15:45,178 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.05ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 77.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.80ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.9MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.79ms. Allocated memory is still 117.4MB. Free memory was 73.9MB in the beginning and 70.0MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 872.13ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 41.2MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 25411.72ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 40.6MB in the beginning and 126.2MB in the end (delta: -85.7MB). Peak memory consumption was 150.4MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 352.3MB. Free memory was 126.2MB in the beginning and 126.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 170, overapproximation of someBinaryFLOATComparisonOperation at line 172, overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someBinaryFLOATComparisonOperation at line 174, overapproximation of someBinaryFLOATComparisonOperation at line 166, overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someBinaryFLOATComparisonOperation at line 168, overapproximation of someBinaryFLOATComparisonOperation at line 116, overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someUnaryDOUBLEoperation at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 188, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryArithmeticFLOAToperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] signed char var_1_6 = 32; [L24] signed char var_1_7 = 32; [L25] signed char var_1_8 = 1; [L26] signed char var_1_9 = 32; [L27] signed char var_1_10 = 5; [L28] signed char var_1_11 = 2; [L29] signed char var_1_12 = -100; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 0; [L32] signed short int var_1_15 = 256; [L33] float var_1_16 = 15.918; [L34] float var_1_17 = 0.6; [L35] float var_1_18 = 100000000.75; [L36] float var_1_19 = 16.5; [L37] float var_1_20 = 8.75; [L38] unsigned short int var_1_22 = 10; [L39] float var_1_23 = -0.6; [L40] float var_1_24 = 25.75; [L41] float var_1_25 = 127.75; [L42] signed short int var_1_26 = -5; [L43] unsigned char var_1_27 = 1; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 1; [L46] signed short int var_1_30 = -8; [L47] signed long int var_1_31 = -8; [L48] unsigned char var_1_32 = 0; [L49] float last_1_var_1_16 = 15.918; [L50] unsigned char last_1_var_1_27 = 1; [L51] signed short int last_1_var_1_30 = -8; VAL [isInitial=0, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=32, var_1_7=32, var_1_8=1, var_1_9=32] [L192] isInitial = 1 [L193] FCALL initially() [L195] CALL updateLastVariables() [L183] last_1_var_1_16 = var_1_16 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_30 = var_1_30 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=32, var_1_7=32, var_1_8=1, var_1_9=32] [L195] RET updateLastVariables() [L196] CALL updateVariables() [L141] var_1_6 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L142] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L143] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L143] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=32, var_1_8=1, var_1_9=32] [L144] var_1_7 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=32] [L145] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=32] [L146] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=32] [L146] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=32] [L147] var_1_8 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_8 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=32] [L148] RET assume_abort_if_not(var_1_8 >= -63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=32] [L149] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=32] [L150] var_1_9 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L153] var_1_10 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L154] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L156] var_1_11 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L159] var_1_12 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L160] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L162] var_1_14 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L164] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L165] var_1_17 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L166] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L167] var_1_18 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L168] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L169] var_1_19 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L170] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L171] var_1_24 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L172] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L173] var_1_25 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L174] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L178] var_1_29 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L179] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L180] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L196] RET updateVariables() [L197] CALL step() [L55] EXPR var_1_7 << var_1_6 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L55] COND FALSE !(10u <= (var_1_7 << var_1_6)) [L62] EXPR -100000 >> var_1_8 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L62] signed long int stepLocal_0 = -100000 >> var_1_8; [L63] COND TRUE stepLocal_0 < var_1_9 [L64] var_1_15 = ((4 - var_1_11) + (-1 + last_1_var_1_30)) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L72] EXPR var_1_6 >> var_1_15 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L72] signed long int stepLocal_2 = var_1_6 >> var_1_15; [L73] COND TRUE stepLocal_2 >= var_1_8 [L74] var_1_23 = (var_1_24 - var_1_25) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L76] COND FALSE !(\read(var_1_13)) [L79] var_1_22 = ((var_1_7 + 8) + var_1_9) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L81] var_1_31 = var_1_8 [L82] var_1_32 = 0 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L83] COND FALSE !(\read(var_1_13)) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L88] signed char stepLocal_3 = var_1_11; VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, stepLocal_3=0, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L89] EXPR var_1_10 >> var_1_12 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, stepLocal_3=0, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L89] COND TRUE stepLocal_3 < (var_1_10 >> var_1_12) [L90] var_1_26 = (var_1_9 + var_1_7) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L98] unsigned char stepLocal_1 = var_1_13; VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, stepLocal_1=0, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L99] COND FALSE !(((8 * var_1_15) > var_1_6) || stepLocal_1) [L104] var_1_16 = var_1_19 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L106] signed char stepLocal_5 = var_1_9; VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, stepLocal_5=0, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L107] COND FALSE !(stepLocal_5 < var_1_15) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L110] COND FALSE !((var_1_16 / 1.5) < 8.725) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=0, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L116] COND FALSE !(! (var_1_32 || (var_1_16 > var_1_23))) [L127] var_1_1 = var_1_10 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L129] EXPR var_1_26 & var_1_11 VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L129] signed long int stepLocal_4 = var_1_26 & var_1_11; [L130] COND TRUE var_1_10 > stepLocal_4 [L131] var_1_27 = (var_1_28 && (! (! var_1_29))) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR ((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L188] EXPR (((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10)))) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L188] EXPR (((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L188] EXPR ((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9)))) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L188] EXPR (((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14)))) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L188-L189] return ((((((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14))))) && ((var_1_9 < var_1_15) ? (var_1_30 == ((signed short int) (var_1_10 - ((((var_1_9) > (var_1_11)) ? (var_1_9) : (var_1_11)))))) : (((var_1_16 / 1.5) < 8.725) ? ((var_1_20 != (((((- var_1_20)) < (var_1_16)) ? ((- var_1_20)) : (var_1_16)))) ? (var_1_30 == ((signed short int) (var_1_8 + 128))) : 1) : 1))) && (var_1_31 == ((signed long int) var_1_8))) && (var_1_32 == ((unsigned char) 0)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-5, var_1_16=100000005, var_1_19=100000005, var_1_1=63, var_1_20=35/4, var_1_22=8, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=0, var_1_32=0, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 123 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.2s, OverallIterations: 4, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7496 SdHoareTripleChecker+Valid, 6.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7476 mSDsluCounter, 4364 SdHoareTripleChecker+Invalid, 5.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3873 mSDsCounter, 640 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5041 IncrementalHoareTripleChecker+Invalid, 5681 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 640 mSolverCounterUnsat, 491 mSDtfsCounter, 5041 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1010 GetRequests, 835 SyntacticMatches, 2 SemanticMatches, 173 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6770 ImplicationChecksByTransitivity, 9.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1395occurred in iteration=3, InterpolantAutomatonStates: 136, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 1991 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 1270 NumberOfCodeBlocks, 1270 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1262 ConstructedInterpolants, 4 QuantifiedInterpolants, 6572 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1262 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 8055/8400 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:15:45,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:15:47,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:15:47,940 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:15:47,950 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:15:47,954 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:15:47,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:15:47,997 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:15:47,997 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:15:47,998 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:15:47,998 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:15:47,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:15:47,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:15:47,999 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:15:48,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:15:48,000 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:15:48,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:15:48,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:15:48,001 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:15:48,002 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:15:48,002 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:15:48,002 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:15:48,002 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:15:48,002 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:15:48,002 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:15:48,003 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:48,003 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:48,003 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:48,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:48,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:15:48,003 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:15:48,003 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:48,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:15:48,004 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:15:48,005 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3f97de174f82d2dd03abf9cece844345a8c6a06eac52f7ed60428cd6c2c344 [2024-11-28 04:15:48,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:15:48,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:15:48,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:15:48,337 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:15:48,339 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:15:48,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2024-11-28 04:15:51,313 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/db47c4303/806e34a7ae3941cba0605cc119c121ff/FLAGe0ec24cdf [2024-11-28 04:15:51,610 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:15:51,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i [2024-11-28 04:15:51,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/db47c4303/806e34a7ae3941cba0605cc119c121ff/FLAGe0ec24cdf [2024-11-28 04:15:51,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/data/db47c4303/806e34a7ae3941cba0605cc119c121ff [2024-11-28 04:15:51,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:15:51,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:15:51,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:51,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:15:51,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:15:51,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:51" (1/1) ... [2024-11-28 04:15:51,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21eb585a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:51, skipping insertion in model container [2024-11-28 04:15:51,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:15:51" (1/1) ... [2024-11-28 04:15:51,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:15:52,104 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2024-11-28 04:15:52,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:52,256 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:15:52,268 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-86.i[916,929] [2024-11-28 04:15:52,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:15:52,339 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:15:52,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52 WrapperNode [2024-11-28 04:15:52,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:15:52,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:52,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:15:52,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:15:52,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,369 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,417 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-28 04:15:52,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:15:52,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:15:52,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:15:52,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:15:52,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,442 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,456 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:15:52,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,456 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,467 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,480 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:15:52,481 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:15:52,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:15:52,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:15:52,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (1/1) ... [2024-11-28 04:15:52,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:15:52,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:15:52,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:15:52,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:15:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:15:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:15:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:15:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:15:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:15:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:15:52,641 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:15:52,643 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:16:03,428 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-28 04:16:03,428 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:16:03,444 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:16:03,445 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:16:03,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:16:03 BoogieIcfgContainer [2024-11-28 04:16:03,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:16:03,448 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:16:03,449 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:16:03,454 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:16:03,454 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:15:51" (1/3) ... [2024-11-28 04:16:03,455 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a6946f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:16:03, skipping insertion in model container [2024-11-28 04:16:03,455 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:15:52" (2/3) ... [2024-11-28 04:16:03,456 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a6946f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:16:03, skipping insertion in model container [2024-11-28 04:16:03,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:16:03" (3/3) ... [2024-11-28 04:16:03,457 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-86.i [2024-11-28 04:16:03,471 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:16:03,472 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-86.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:16:03,539 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:16:03,553 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@938244f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:16:03,553 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:16:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 04:16:03,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-28 04:16:03,570 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:03,570 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:16:03,571 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:03,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:03,575 INFO L85 PathProgramCache]: Analyzing trace with hash -409602910, now seen corresponding path program 1 times [2024-11-28 04:16:03,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:16:03,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1260078923] [2024-11-28 04:16:03,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:03,584 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:03,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:16:03,586 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:16:03,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 04:16:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:04,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:16:04,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:16:04,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-28 04:16:04,195 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:16:04,196 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:16:04,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1260078923] [2024-11-28 04:16:04,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1260078923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:04,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:04,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:16:04,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234994343] [2024-11-28 04:16:04,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:04,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:16:04,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:16:04,222 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:16:04,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:16:04,224 INFO L87 Difference]: Start difference. First operand has 86 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:16:04,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:04,250 INFO L93 Difference]: Finished difference Result 165 states and 285 transitions. [2024-11-28 04:16:04,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:16:04,252 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2024-11-28 04:16:04,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:04,259 INFO L225 Difference]: With dead ends: 165 [2024-11-28 04:16:04,260 INFO L226 Difference]: Without dead ends: 82 [2024-11-28 04:16:04,263 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:16:04,268 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:04,270 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:16:04,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-28 04:16:04,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-28 04:16:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 04:16:04,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 126 transitions. [2024-11-28 04:16:04,325 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 126 transitions. Word has length 166 [2024-11-28 04:16:04,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:04,329 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 126 transitions. [2024-11-28 04:16:04,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-28 04:16:04,329 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2024-11-28 04:16:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-28 04:16:04,333 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:04,333 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:16:04,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 04:16:04,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:04,534 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:04,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:04,534 INFO L85 PathProgramCache]: Analyzing trace with hash 349252652, now seen corresponding path program 1 times [2024-11-28 04:16:04,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:16:04,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1906006889] [2024-11-28 04:16:04,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:04,536 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:04,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:16:04,538 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:16:04,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 04:16:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:05,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:16:05,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:16:06,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-28 04:16:06,799 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:16:06,799 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:16:06,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1906006889] [2024-11-28 04:16:06,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1906006889] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:16:06,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:16:06,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:16:06,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614448413] [2024-11-28 04:16:06,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:16:06,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:16:06,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:16:06,805 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:16:06,805 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:16:06,806 INFO L87 Difference]: Start difference. First operand 82 states and 126 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 04:16:11,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:16:15,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:16:15,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:15,374 INFO L93 Difference]: Finished difference Result 239 states and 370 transitions. [2024-11-28 04:16:15,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:16:15,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2024-11-28 04:16:15,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:15,379 INFO L225 Difference]: With dead ends: 239 [2024-11-28 04:16:15,383 INFO L226 Difference]: Without dead ends: 160 [2024-11-28 04:16:15,384 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:16:15,385 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 40 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:15,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 232 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2024-11-28 04:16:15,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-11-28 04:16:15,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 157. [2024-11-28 04:16:15,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 104 states have (on average 1.3461538461538463) internal successors, (140), 104 states have internal predecessors, (140), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-28 04:16:15,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 240 transitions. [2024-11-28 04:16:15,440 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 240 transitions. Word has length 166 [2024-11-28 04:16:15,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:15,441 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 240 transitions. [2024-11-28 04:16:15,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-28 04:16:15,441 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 240 transitions. [2024-11-28 04:16:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-28 04:16:15,444 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:15,444 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:16:15,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 04:16:15,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:15,645 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:15,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:15,645 INFO L85 PathProgramCache]: Analyzing trace with hash -671815702, now seen corresponding path program 1 times [2024-11-28 04:16:15,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:16:15,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1570188175] [2024-11-28 04:16:15,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:15,646 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:16:15,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:16:15,650 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:16:15,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 04:16:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:16,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:16:16,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:16:25,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 598 proven. 171 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2024-11-28 04:16:25,811 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:16:27,140 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:16:27,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1570188175] [2024-11-28 04:16:27,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1570188175] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:16:27,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1993914876] [2024-11-28 04:16:27,141 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:27,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:16:27,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:16:27,146 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:16:27,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-28 04:16:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:16:29,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-28 04:16:29,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:16:46,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 512 proven. 303 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-11-28 04:16:46,373 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:16:50,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1993914876] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:16:50,109 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:16:50,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 26] total 40 [2024-11-28 04:16:50,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922812232] [2024-11-28 04:16:50,109 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:16:50,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-28 04:16:50,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:16:50,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-28 04:16:50,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=327, Invalid=2535, Unknown=0, NotChecked=0, Total=2862 [2024-11-28 04:16:50,117 INFO L87 Difference]: Start difference. First operand 157 states and 240 transitions. Second operand has 41 states, 41 states have (on average 2.8048780487804876) internal successors, (115), 38 states have internal predecessors, (115), 11 states have call successors, (49), 11 states have call predecessors, (49), 15 states have return successors, (50), 11 states have call predecessors, (50), 11 states have call successors, (50) [2024-11-28 04:17:23,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:33,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:38,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:17:43,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:45,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:48,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:50,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:56,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:57,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:17:59,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:01,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:05,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:18:09,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:13,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:17,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:21,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:25,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:28,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:31,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:49,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:51,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:18:56,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:18:59,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:18:59,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:18:59,506 INFO L93 Difference]: Finished difference Result 850 states and 1187 transitions. [2024-11-28 04:18:59,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-28 04:18:59,576 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 2.8048780487804876) internal successors, (115), 38 states have internal predecessors, (115), 11 states have call successors, (49), 11 states have call predecessors, (49), 15 states have return successors, (50), 11 states have call predecessors, (50), 11 states have call successors, (50) Word has length 166 [2024-11-28 04:18:59,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:18:59,581 INFO L225 Difference]: With dead ends: 850 [2024-11-28 04:18:59,582 INFO L226 Difference]: Without dead ends: 696 [2024-11-28 04:18:59,585 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3356 ImplicationChecksByTransitivity, 32.0s TimeCoverageRelationStatistics Valid=1947, Invalid=10043, Unknown=0, NotChecked=0, Total=11990 [2024-11-28 04:18:59,586 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 1156 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1984 mSolverCounterSat, 182 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1984 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 110.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:18:59,587 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1156 Valid, 1646 Invalid, 2175 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [182 Valid, 1984 Invalid, 9 Unknown, 0 Unchecked, 110.6s Time] [2024-11-28 04:18:59,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2024-11-28 04:18:59,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 526. [2024-11-28 04:18:59,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 373 states have (on average 1.3083109919571045) internal successors, (488), 377 states have internal predecessors, (488), 124 states have call successors, (124), 28 states have call predecessors, (124), 28 states have return successors, (124), 120 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-28 04:18:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 736 transitions. [2024-11-28 04:18:59,706 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 736 transitions. Word has length 166 [2024-11-28 04:18:59,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:18:59,708 INFO L471 AbstractCegarLoop]: Abstraction has 526 states and 736 transitions. [2024-11-28 04:18:59,710 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 2.8048780487804876) internal successors, (115), 38 states have internal predecessors, (115), 11 states have call successors, (49), 11 states have call predecessors, (49), 15 states have return successors, (50), 11 states have call predecessors, (50), 11 states have call successors, (50) [2024-11-28 04:18:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 736 transitions. [2024-11-28 04:18:59,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-28 04:18:59,716 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:18:59,716 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:18:59,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-28 04:18:59,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 04:19:00,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:19:00,117 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:19:00,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:19:00,118 INFO L85 PathProgramCache]: Analyzing trace with hash -704349981, now seen corresponding path program 1 times [2024-11-28 04:19:00,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:19:00,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [132219639] [2024-11-28 04:19:00,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:19:00,119 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:19:00,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:19:00,120 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:19:00,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 04:19:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:00,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 04:19:00,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:05,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 662 proven. 93 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2024-11-28 04:19:05,794 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:19:07,155 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:19:07,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [132219639] [2024-11-28 04:19:07,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [132219639] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:19:07,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1977280666] [2024-11-28 04:19:07,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:19:07,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:19:07,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:19:07,158 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:19:07,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-28 04:19:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:19:09,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:19:09,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:19:20,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 466 proven. 225 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2024-11-28 04:19:20,369 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:19:22,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1977280666] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:19:22,231 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:19:22,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 20] total 24 [2024-11-28 04:19:22,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679448288] [2024-11-28 04:19:22,231 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:19:22,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-28 04:19:22,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:19:22,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-28 04:19:22,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=909, Unknown=0, NotChecked=0, Total=1056 [2024-11-28 04:19:22,234 INFO L87 Difference]: Start difference. First operand 526 states and 736 transitions. Second operand has 25 states, 25 states have (on average 4.12) internal successors, (103), 23 states have internal predecessors, (103), 7 states have call successors, (49), 7 states have call predecessors, (49), 11 states have return successors, (50), 7 states have call predecessors, (50), 7 states have call successors, (50) [2024-11-28 04:19:46,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:19:50,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:19:54,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:19:56,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:19:59,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:20:03,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:20:07,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:20:11,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:20:15,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.79s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:20:17,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:20:22,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:20:25,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:20:28,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:20:31,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:20:41,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:20:41,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:20:41,976 INFO L93 Difference]: Finished difference Result 774 states and 1091 transitions. [2024-11-28 04:20:41,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-28 04:20:41,978 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.12) internal successors, (103), 23 states have internal predecessors, (103), 7 states have call successors, (49), 7 states have call predecessors, (49), 11 states have return successors, (50), 7 states have call predecessors, (50), 7 states have call successors, (50) Word has length 167 [2024-11-28 04:20:41,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:20:41,983 INFO L225 Difference]: With dead ends: 774 [2024-11-28 04:20:41,983 INFO L226 Difference]: Without dead ends: 572 [2024-11-28 04:20:41,985 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 427 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1173 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=895, Invalid=3935, Unknown=0, NotChecked=0, Total=4830 [2024-11-28 04:20:41,986 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 653 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 1014 mSolverCounterSat, 106 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 70.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 653 SdHoareTripleChecker+Valid, 1260 SdHoareTripleChecker+Invalid, 1128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 1014 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:20:41,986 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [653 Valid, 1260 Invalid, 1128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 1014 Invalid, 8 Unknown, 0 Unchecked, 71.9s Time] [2024-11-28 04:20:41,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2024-11-28 04:20:42,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 452. [2024-11-28 04:20:42,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 452 states, 317 states have (on average 1.3123028391167193) internal successors, (416), 319 states have internal predecessors, (416), 112 states have call successors, (112), 22 states have call predecessors, (112), 22 states have return successors, (112), 110 states have call predecessors, (112), 112 states have call successors, (112) [2024-11-28 04:20:42,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 640 transitions. [2024-11-28 04:20:42,089 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 640 transitions. Word has length 167 [2024-11-28 04:20:42,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:20:42,094 INFO L471 AbstractCegarLoop]: Abstraction has 452 states and 640 transitions. [2024-11-28 04:20:42,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.12) internal successors, (103), 23 states have internal predecessors, (103), 7 states have call successors, (49), 7 states have call predecessors, (49), 11 states have return successors, (50), 7 states have call predecessors, (50), 7 states have call successors, (50) [2024-11-28 04:20:42,096 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 640 transitions. [2024-11-28 04:20:42,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-28 04:20:42,103 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:20:42,103 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:20:42,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-28 04:20:42,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-28 04:20:42,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:20:42,504 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:20:42,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:20:42,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1846475714, now seen corresponding path program 1 times [2024-11-28 04:20:42,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:20:42,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133920989] [2024-11-28 04:20:42,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:20:42,506 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:20:42,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:20:42,507 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:20:42,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f26a7460-3800-49e7-8191-e16f44e16905/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 04:20:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:20:42,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-28 04:20:42,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:22:10,857 WARN L286 SmtUtils]: Spent 6.82s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:22:19,350 WARN L286 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:23:04,180 WARN L286 SmtUtils]: Spent 7.23s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:23:20,996 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:26:20,778 WARN L286 SmtUtils]: Spent 1.40m on a formula simplification that was a NOOP. DAG size: 101 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 04:26:56,981 WARN L286 SmtUtils]: Spent 7.51s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:27:06,968 WARN L286 SmtUtils]: Spent 6.60s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:27:26,967 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:27:45,882 WARN L286 SmtUtils]: Spent 5.80s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:28:02,933 WARN L286 SmtUtils]: Spent 7.45s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)