./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:47:29,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:47:29,545 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:47:29,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:47:29,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:47:29,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:47:29,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:47:29,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:47:29,578 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:47:29,578 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:47:29,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:47:29,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:47:29,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:47:29,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:47:29,579 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:47:29,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:47:29,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:47:29,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:47:29,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:47:29,583 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:47:29,583 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:47:29,584 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:47:29,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:47:29,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:47:29,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:47:29,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:47:29,584 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:47:29,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:47:29,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:47:29,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:47:29,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:47:29,585 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:47:29,586 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:47:29,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:47:29,586 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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 -> a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 [2024-11-28 02:47:29,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:47:29,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:47:29,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:47:29,903 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:47:29,903 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:47:29,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-28 02:47:32,860 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/231fc1545/6f29282acd0c443ebd75fd7772848f9a/FLAG4817668fe [2024-11-28 02:47:33,199 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:47:33,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-28 02:47:33,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/231fc1545/6f29282acd0c443ebd75fd7772848f9a/FLAG4817668fe [2024-11-28 02:47:33,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/231fc1545/6f29282acd0c443ebd75fd7772848f9a [2024-11-28 02:47:33,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:47:33,232 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:47:33,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:47:33,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:47:33,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:47:33,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bead49a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33, skipping insertion in model container [2024-11-28 02:47:33,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,266 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:47:33,402 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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-28 02:47:33,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:47:33,516 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:47:33,526 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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-28 02:47:33,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:47:33,593 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:47:33,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33 WrapperNode [2024-11-28 02:47:33,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:47:33,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:47:33,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:47:33,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:47:33,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,663 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-28 02:47:33,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:47:33,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:47:33,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:47:33,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:47:33,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,687 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,714 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 02:47:33,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:47:33,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:47:33,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:47:33,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:47:33,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (1/1) ... [2024-11-28 02:47:33,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:47:33,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:47:33,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:47:33,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:47:33,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:47:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:47:33,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:47:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:47:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:47:33,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:47:33,898 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:47:33,900 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:47:34,594 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-28 02:47:34,594 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:47:34,609 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:47:34,609 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:47:34,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:47:34 BoogieIcfgContainer [2024-11-28 02:47:34,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:47:34,615 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:47:34,615 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:47:34,620 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:47:34,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:47:33" (1/3) ... [2024-11-28 02:47:34,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bdcb767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:47:34, skipping insertion in model container [2024-11-28 02:47:34,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:47:33" (2/3) ... [2024-11-28 02:47:34,622 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bdcb767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:47:34, skipping insertion in model container [2024-11-28 02:47:34,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:47:34" (3/3) ... [2024-11-28 02:47:34,623 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-28 02:47:34,640 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:47:34,642 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-27.i that has 2 procedures, 95 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:47:34,713 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:47:34,724 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;@699c70c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:47:34,724 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:47:34,728 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 65 states have (on average 1.4307692307692308) internal successors, (93), 66 states have internal predecessors, (93), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 02:47:34,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-28 02:47:34,741 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:47:34,741 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:34,742 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:47:34,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:47:34,747 INFO L85 PathProgramCache]: Analyzing trace with hash -254734511, now seen corresponding path program 1 times [2024-11-28 02:47:34,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:47:34,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162293359] [2024-11-28 02:47:34,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:34,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:47:34,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:35,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-28 02:47:35,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:47:35,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162293359] [2024-11-28 02:47:35,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162293359] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:47:35,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107627637] [2024-11-28 02:47:35,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:35,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:47:35,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:47:35,236 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:47:35,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:47:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:35,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:47:35,503 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:47:35,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-28 02:47:35,552 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:47:35,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107627637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:47:35,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:47:35,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:47:35,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812986121] [2024-11-28 02:47:35,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:47:35,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:47:35,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:47:35,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:47:35,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:47:35,585 INFO L87 Difference]: Start difference. First operand has 95 states, 65 states have (on average 1.4307692307692308) internal successors, (93), 66 states have internal predecessors, (93), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 02:47:35,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:47:35,629 INFO L93 Difference]: Finished difference Result 183 states and 315 transitions. [2024-11-28 02:47:35,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:47:35,632 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 180 [2024-11-28 02:47:35,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:47:35,639 INFO L225 Difference]: With dead ends: 183 [2024-11-28 02:47:35,639 INFO L226 Difference]: Without dead ends: 91 [2024-11-28 02:47:35,644 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 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 02:47:35,649 INFO L435 NwaCegarLoop]: 139 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, 139 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 02:47:35,651 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:47:35,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-28 02:47:35,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2024-11-28 02:47:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 62 states have (on average 1.3709677419354838) internal successors, (85), 62 states have internal predecessors, (85), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 02:47:35,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 139 transitions. [2024-11-28 02:47:35,714 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 139 transitions. Word has length 180 [2024-11-28 02:47:35,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:47:35,715 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 139 transitions. [2024-11-28 02:47:35,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 02:47:35,716 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2024-11-28 02:47:35,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-28 02:47:35,722 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:47:35,722 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:35,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:47:35,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:47:35,924 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:47:35,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:47:35,924 INFO L85 PathProgramCache]: Analyzing trace with hash 339478149, now seen corresponding path program 1 times [2024-11-28 02:47:35,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:47:35,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58647917] [2024-11-28 02:47:35,925 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:35,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:47:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:36,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-28 02:47:36,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:47:36,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58647917] [2024-11-28 02:47:36,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58647917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:47:36,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:47:36,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 02:47:36,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531850176] [2024-11-28 02:47:36,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:47:36,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:47:36,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:47:36,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:47:36,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:47:36,325 INFO L87 Difference]: Start difference. First operand 91 states and 139 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-28 02:47:36,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:47:36,441 INFO L93 Difference]: Finished difference Result 263 states and 403 transitions. [2024-11-28 02:47:36,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:47:36,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 181 [2024-11-28 02:47:36,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:47:36,445 INFO L225 Difference]: With dead ends: 263 [2024-11-28 02:47:36,445 INFO L226 Difference]: Without dead ends: 175 [2024-11-28 02:47:36,446 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:47:36,447 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 129 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:47:36,447 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 281 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:47:36,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-28 02:47:36,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 102. [2024-11-28 02:47:36,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 73 states have (on average 1.356164383561644) internal successors, (99), 73 states have internal predecessors, (99), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 02:47:36,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 153 transitions. [2024-11-28 02:47:36,465 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 153 transitions. Word has length 181 [2024-11-28 02:47:36,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:47:36,467 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 153 transitions. [2024-11-28 02:47:36,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-28 02:47:36,467 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 153 transitions. [2024-11-28 02:47:36,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 02:47:36,470 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:47:36,470 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:36,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:47:36,471 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:47:36,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:47:36,471 INFO L85 PathProgramCache]: Analyzing trace with hash -358718780, now seen corresponding path program 1 times [2024-11-28 02:47:36,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:47:36,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482407326] [2024-11-28 02:47:36,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:36,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:47:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-28 02:47:38,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:47:38,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482407326] [2024-11-28 02:47:38,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482407326] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:47:38,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517964997] [2024-11-28 02:47:38,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:38,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:47:38,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:47:38,692 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:47:38,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:47:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:38,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-28 02:47:38,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:47:41,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 643 proven. 189 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-28 02:47:41,158 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:47:44,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 141 proven. 219 refuted. 0 times theorem prover too weak. 1044 trivial. 0 not checked. [2024-11-28 02:47:44,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517964997] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:47:44,280 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:47:44,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 18, 18] total 37 [2024-11-28 02:47:44,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051574665] [2024-11-28 02:47:44,280 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:47:44,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-28 02:47:44,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:47:44,286 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-28 02:47:44,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=1028, Unknown=0, NotChecked=0, Total=1332 [2024-11-28 02:47:44,289 INFO L87 Difference]: Start difference. First operand 102 states and 153 transitions. Second operand has 37 states, 35 states have (on average 4.257142857142857) internal successors, (149), 33 states have internal predecessors, (149), 12 states have call successors, (75), 6 states have call predecessors, (75), 14 states have return successors, (77), 12 states have call predecessors, (77), 12 states have call successors, (77) [2024-11-28 02:47:53,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:47:53,277 INFO L93 Difference]: Finished difference Result 517 states and 703 transitions. [2024-11-28 02:47:53,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-11-28 02:47:53,280 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 35 states have (on average 4.257142857142857) internal successors, (149), 33 states have internal predecessors, (149), 12 states have call successors, (75), 6 states have call predecessors, (75), 14 states have return successors, (77), 12 states have call predecessors, (77), 12 states have call successors, (77) Word has length 182 [2024-11-28 02:47:53,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:47:53,285 INFO L225 Difference]: With dead ends: 517 [2024-11-28 02:47:53,287 INFO L226 Difference]: Without dead ends: 418 [2024-11-28 02:47:53,296 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 477 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5981 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=3454, Invalid=14636, Unknown=0, NotChecked=0, Total=18090 [2024-11-28 02:47:53,300 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 1216 mSDsluCounter, 1075 mSDsCounter, 0 mSdLazyCounter, 2059 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1216 SdHoareTripleChecker+Valid, 1286 SdHoareTripleChecker+Invalid, 2409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 2059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:47:53,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1216 Valid, 1286 Invalid, 2409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 2059 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-28 02:47:53,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2024-11-28 02:47:53,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 343. [2024-11-28 02:47:53,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343 states, 253 states have (on average 1.2766798418972332) internal successors, (323), 255 states have internal predecessors, (323), 69 states have call successors, (69), 20 states have call predecessors, (69), 20 states have return successors, (69), 67 states have call predecessors, (69), 69 states have call successors, (69) [2024-11-28 02:47:53,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 461 transitions. [2024-11-28 02:47:53,385 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 461 transitions. Word has length 182 [2024-11-28 02:47:53,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:47:53,386 INFO L471 AbstractCegarLoop]: Abstraction has 343 states and 461 transitions. [2024-11-28 02:47:53,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 35 states have (on average 4.257142857142857) internal successors, (149), 33 states have internal predecessors, (149), 12 states have call successors, (75), 6 states have call predecessors, (75), 14 states have return successors, (77), 12 states have call predecessors, (77), 12 states have call successors, (77) [2024-11-28 02:47:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 461 transitions. [2024-11-28 02:47:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 02:47:53,395 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:47:53,395 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:47:53,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 02:47:53,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:47:53,596 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:47:53,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:47:53,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1369836030, now seen corresponding path program 1 times [2024-11-28 02:47:53,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:47:53,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192895229] [2024-11-28 02:47:53,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:53,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:47:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 48 proven. 102 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2024-11-28 02:47:54,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:47:54,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192895229] [2024-11-28 02:47:54,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192895229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:47:54,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144180489] [2024-11-28 02:47:54,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:47:54,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:47:54,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:47:54,775 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:47:54,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:47:54,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:47:54,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-28 02:47:54,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:47:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 842 proven. 159 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2024-11-28 02:47:56,554 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:47:57,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 57 proven. 168 refuted. 0 times theorem prover too weak. 1179 trivial. 0 not checked. [2024-11-28 02:47:57,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144180489] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:47:57,781 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:47:57,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13, 14] total 31 [2024-11-28 02:47:57,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606115115] [2024-11-28 02:47:57,782 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:47:57,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-28 02:47:57,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:47:57,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-28 02:47:57,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=712, Unknown=0, NotChecked=0, Total=930 [2024-11-28 02:47:57,785 INFO L87 Difference]: Start difference. First operand 343 states and 461 transitions. Second operand has 31 states, 31 states have (on average 4.935483870967742) internal successors, (153), 31 states have internal predecessors, (153), 9 states have call successors, (81), 5 states have call predecessors, (81), 11 states have return successors, (81), 7 states have call predecessors, (81), 9 states have call successors, (81) [2024-11-28 02:47:59,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:47:59,962 INFO L93 Difference]: Finished difference Result 1084 states and 1451 transitions. [2024-11-28 02:47:59,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-28 02:47:59,962 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 4.935483870967742) internal successors, (153), 31 states have internal predecessors, (153), 9 states have call successors, (81), 5 states have call predecessors, (81), 11 states have return successors, (81), 7 states have call predecessors, (81), 9 states have call successors, (81) Word has length 182 [2024-11-28 02:47:59,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:47:59,970 INFO L225 Difference]: With dead ends: 1084 [2024-11-28 02:47:59,970 INFO L226 Difference]: Without dead ends: 744 [2024-11-28 02:47:59,972 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 348 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 669 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=588, Invalid=1862, Unknown=0, NotChecked=0, Total=2450 [2024-11-28 02:47:59,973 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 1135 mSDsluCounter, 889 mSDsCounter, 0 mSdLazyCounter, 1548 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:47:59,973 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1140 Valid, 982 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1548 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 02:47:59,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2024-11-28 02:48:00,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 576. [2024-11-28 02:48:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 430 states have (on average 1.2883720930232558) internal successors, (554), 433 states have internal predecessors, (554), 109 states have call successors, (109), 36 states have call predecessors, (109), 36 states have return successors, (109), 106 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-28 02:48:00,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 772 transitions. [2024-11-28 02:48:00,082 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 772 transitions. Word has length 182 [2024-11-28 02:48:00,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:00,082 INFO L471 AbstractCegarLoop]: Abstraction has 576 states and 772 transitions. [2024-11-28 02:48:00,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 4.935483870967742) internal successors, (153), 31 states have internal predecessors, (153), 9 states have call successors, (81), 5 states have call predecessors, (81), 11 states have return successors, (81), 7 states have call predecessors, (81), 9 states have call successors, (81) [2024-11-28 02:48:00,083 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 772 transitions. [2024-11-28 02:48:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 02:48:00,086 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:00,086 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:48:00,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 02:48:00,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:48:00,290 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:00,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:00,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1002901770, now seen corresponding path program 1 times [2024-11-28 02:48:00,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:48:00,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595900973] [2024-11-28 02:48:00,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:00,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:48:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 02:48:00,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [682114239] [2024-11-28 02:48:00,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:00,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:48:00,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:48:00,513 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:48:00,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 02:48:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:00,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 02:48:00,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:01,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 173 proven. 195 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2024-11-28 02:48:01,255 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:48:01,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 3 proven. 150 refuted. 0 times theorem prover too weak. 1251 trivial. 0 not checked. [2024-11-28 02:48:01,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:48:01,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595900973] [2024-11-28 02:48:01,684 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-28 02:48:01,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682114239] [2024-11-28 02:48:01,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682114239] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:48:01,684 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:48:01,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 17 [2024-11-28 02:48:01,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101271317] [2024-11-28 02:48:01,685 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:48:01,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 02:48:01,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:48:01,687 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 02:48:01,687 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2024-11-28 02:48:01,687 INFO L87 Difference]: Start difference. First operand 576 states and 772 transitions. Second operand has 17 states, 17 states have (on average 5.0588235294117645) internal successors, (86), 17 states have internal predecessors, (86), 4 states have call successors, (53), 3 states have call predecessors, (53), 8 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-28 02:48:02,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:02,345 INFO L93 Difference]: Finished difference Result 1183 states and 1569 transitions. [2024-11-28 02:48:02,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 02:48:02,346 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.0588235294117645) internal successors, (86), 17 states have internal predecessors, (86), 4 states have call successors, (53), 3 states have call predecessors, (53), 8 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) Word has length 182 [2024-11-28 02:48:02,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:02,351 INFO L225 Difference]: With dead ends: 1183 [2024-11-28 02:48:02,351 INFO L226 Difference]: Without dead ends: 610 [2024-11-28 02:48:02,352 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 365 GetRequests, 346 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2024-11-28 02:48:02,353 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 195 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 534 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 472 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 534 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:48:02,353 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 472 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 534 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:48:02,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2024-11-28 02:48:02,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 568. [2024-11-28 02:48:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 420 states have (on average 1.2619047619047619) internal successors, (530), 422 states have internal predecessors, (530), 107 states have call successors, (107), 40 states have call predecessors, (107), 40 states have return successors, (107), 105 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-28 02:48:02,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 744 transitions. [2024-11-28 02:48:02,450 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 744 transitions. Word has length 182 [2024-11-28 02:48:02,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:02,450 INFO L471 AbstractCegarLoop]: Abstraction has 568 states and 744 transitions. [2024-11-28 02:48:02,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.0588235294117645) internal successors, (86), 17 states have internal predecessors, (86), 4 states have call successors, (53), 3 states have call predecessors, (53), 8 states have return successors, (54), 3 states have call predecessors, (54), 4 states have call successors, (54) [2024-11-28 02:48:02,451 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 744 transitions. [2024-11-28 02:48:02,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-28 02:48:02,454 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:02,454 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:48:02,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 02:48:02,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:48:02,659 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:02,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:02,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1368837492, now seen corresponding path program 1 times [2024-11-28 02:48:02,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:48:02,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980637919] [2024-11-28 02:48:02,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:02,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:48:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 02:48:02,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [610137985] [2024-11-28 02:48:02,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:02,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:48:02,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:48:02,882 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:48:02,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-28 02:48:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:48:03,435 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:48:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:48:03,745 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:48:03,745 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:48:03,746 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:48:03,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-28 02:48:03,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:48:03,951 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-28 02:48:04,105 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:48:04,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:48:04 BoogieIcfgContainer [2024-11-28 02:48:04,109 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:48:04,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:48:04,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:48:04,110 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:48:04,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:47:34" (3/4) ... [2024-11-28 02:48:04,113 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:48:04,114 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:48:04,115 INFO L158 Benchmark]: Toolchain (without parser) took 30882.77ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 119.1MB in the beginning and 380.4MB in the end (delta: -261.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-28 02:48:04,115 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:48:04,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.75ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 103.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:48:04,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.93ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 97.8MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:48:04,116 INFO L158 Benchmark]: Boogie Preprocessor took 73.44ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 90.8MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:48:04,116 INFO L158 Benchmark]: RCFGBuilder took 869.47ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 110.3MB in the end (delta: -19.5MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-11-28 02:48:04,117 INFO L158 Benchmark]: TraceAbstraction took 29494.35ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 109.8MB in the beginning and 380.4MB in the end (delta: -270.7MB). Peak memory consumption was 249.7MB. Max. memory is 16.1GB. [2024-11-28 02:48:04,117 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 427.8MB. Free memory was 380.4MB in the beginning and 380.4MB in the end (delta: 56.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:48:04,118 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.75ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 103.2MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.93ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 97.8MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.44ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 90.8MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 869.47ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 110.3MB in the end (delta: -19.5MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * TraceAbstraction took 29494.35ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 109.8MB in the beginning and 380.4MB in the end (delta: -270.7MB). Peak memory consumption was 249.7MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 427.8MB. Free memory was 380.4MB in the beginning and 380.4MB in the end (delta: 56.6kB). Peak memory consumption was 8.4MB. 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 182, overapproximation of someBinaryFLOATComparisonOperation at line 171, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someUnaryDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryDOUBLEComparisonOperation at line 167, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 182. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char var_1_3 = 25; [L24] signed char var_1_4 = 10; [L25] signed char var_1_5 = -10; [L26] signed char var_1_6 = -1; [L27] signed short int var_1_7 = -4; [L28] signed char var_1_8 = 50; [L29] signed short int var_1_9 = 2; [L30] unsigned long int var_1_10 = 128; [L31] unsigned char var_1_11 = 2; [L32] unsigned long int var_1_12 = 2781423228; [L33] unsigned long int var_1_13 = 3552320529; [L34] double var_1_14 = 2.25; [L35] unsigned char var_1_15 = 5; [L36] unsigned char var_1_16 = 64; [L37] double var_1_17 = 9.48; [L38] double var_1_18 = 256.05; [L39] float var_1_19 = 1.1; [L40] float var_1_21 = 16.5; [L41] float var_1_22 = 9.4; [L42] unsigned short int var_1_23 = 100; [L43] unsigned char var_1_24 = 5; [L44] unsigned short int var_1_25 = 4; [L45] unsigned short int var_1_26 = 48215; [L46] unsigned short int var_1_27 = 10; [L47] unsigned short int var_1_28 = 1; [L48] signed char var_1_29 = 0; [L49] unsigned long int var_1_30 = 1524073358; [L50] unsigned char var_1_31 = 1; [L51] double var_1_32 = 64.45; VAL [isInitial=0, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=25, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L186] isInitial = 1 [L187] FCALL initially() [L189] FCALL updateLastVariables() [L190] CALL updateVariables() [L136] var_1_3 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L138] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=10, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L139] var_1_4 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L140] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L141] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=-10, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L142] var_1_5 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L143] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L144] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=-1, var_1_7=-4, var_1_8=50, var_1_9=2] [L145] var_1_6 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_6 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L146] RET assume_abort_if_not(var_1_6 >= -63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L147] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=128, var_1_11=2, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L148] var_1_11 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L149] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L150] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=128, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L151] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2781423228, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L152] var_1_12 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L153] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] CALL assume_abort_if_not(var_1_12 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L154] RET assume_abort_if_not(var_1_12 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3552320529, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L155] var_1_13 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_13 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L156] RET assume_abort_if_not(var_1_13 >= 3221225470) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] CALL assume_abort_if_not(var_1_13 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L157] RET assume_abort_if_not(var_1_13 <= 4294967294) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=5, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_15 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L160] RET assume_abort_if_not(var_1_15 <= 128) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=64, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=237/25, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L164] var_1_17 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L165] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_18=5121/20, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L166] var_1_18 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L167] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_21=33/2, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L169] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_22=47/5, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=48215, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L172] var_1_26 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L173] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L174] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1524073358, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L175] var_1_30 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_30 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L176] RET assume_abort_if_not(var_1_30 >= 1073741823) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_30 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L177] RET assume_abort_if_not(var_1_30 <= 2147483647) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=-4, var_1_8=50, var_1_9=2] [L190] RET updateVariables() [L191] CALL step() [L55] var_1_7 = ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))) [L56] signed long int stepLocal_0 = 128 - 256; VAL [isInitial=1, stepLocal_0=-128, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=50, var_1_9=2] [L57] COND FALSE !((var_1_4 * var_1_3) < stepLocal_0) [L60] var_1_8 = -16 VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=2] [L62] var_1_9 = var_1_6 [L63] signed char stepLocal_4 = var_1_4; VAL [isInitial=1, stepLocal_4=0, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=100, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L64] COND TRUE var_1_12 >= stepLocal_4 [L65] var_1_23 = var_1_16 VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=3, var_1_24=5, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L67] var_1_24 = (var_1_16 + var_1_3) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=10, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L68] COND TRUE var_1_8 != (var_1_11 + var_1_5) [L69] var_1_27 = var_1_15 VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_19=11/10, var_1_1=32, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=1, var_1_32=1289/20, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L71] var_1_31 = 0 [L72] var_1_32 = var_1_17 VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=2, var_1_19=11/10, var_1_1=32, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L73] COND FALSE !(! (! var_1_31)) VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=2, var_1_19=11/10, var_1_1=32, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L76] COND FALSE !(\read(var_1_31)) [L79] var_1_1 = var_1_4 VAL [isInitial=1, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=2, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L82] signed long int stepLocal_1 = (var_1_9 * 128) / var_1_11; VAL [isInitial=1, stepLocal_1=8, var_1_10=128, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=2, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L83] COND FALSE !(\read(var_1_31)) [L90] var_1_10 = var_1_13 VAL [isInitial=1, stepLocal_1=8, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=2, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L92] signed long int stepLocal_2 = (- var_1_11) / (var_1_15 + var_1_16); VAL [isInitial=1, stepLocal_1=8, stepLocal_2=-3, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=9/4, var_1_15=2, var_1_16=3, var_1_17=2, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L93] COND TRUE stepLocal_2 <= var_1_3 [L94] var_1_14 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))) VAL [isInitial=1, stepLocal_1=8, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L100] unsigned long int stepLocal_5 = var_1_13; VAL [isInitial=1, stepLocal_1=8, stepLocal_5=3221225470, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L101] COND FALSE !((~ var_1_10) >= stepLocal_5) VAL [isInitial=1, stepLocal_1=8, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L104] COND TRUE -16 <= var_1_27 VAL [isInitial=1, stepLocal_1=8, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L105] COND TRUE var_1_5 == var_1_28 [L106] var_1_25 = ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))) VAL [isInitial=1, stepLocal_1=8, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L111] unsigned long int stepLocal_3 = var_1_10; VAL [isInitial=1, stepLocal_1=8, stepLocal_3=3221225470, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=11/10, var_1_1=0, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L112] COND FALSE !(\read(var_1_31)) [L119] var_1_19 = var_1_22 VAL [isInitial=1, stepLocal_1=8, stepLocal_3=3221225470, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=0, var_1_22=4, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L121] EXPR (var_1_6 / var_1_11) | var_1_5 VAL [isInitial=1, stepLocal_1=8, stepLocal_3=3221225470, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=0, var_1_22=4, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=0, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L121] COND FALSE !((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) [L126] COND FALSE !(((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) [L131] var_1_29 = var_1_6 VAL [isInitial=1, stepLocal_1=8, stepLocal_3=3221225470, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=0, var_1_22=4, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L191] RET step() [L192] CALL, EXPR property() [L182] EXPR (((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6)))) VAL [isInitial=1, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=0, var_1_22=4, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L182-L183] return (((((((((((((((! (! var_1_31)) ? (var_1_1 == ((signed char) ((((((var_1_3 - var_1_4)) > (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) + var_1_6))) : (var_1_31 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_4)))) && (var_1_7 == ((signed short int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))))) && (((var_1_4 * var_1_3) < (128 - 256)) ? (var_1_8 == ((signed char) (var_1_4 - 4))) : (var_1_8 == ((signed char) -16)))) && (var_1_9 == ((signed short int) var_1_6))) && (var_1_31 ? ((((var_1_9 * 128) / var_1_11) != (((((var_1_4 - var_1_3)) > (var_1_1)) ? ((var_1_4 - var_1_3)) : (var_1_1)))) ? (var_1_10 == ((unsigned long int) (((((var_1_12) < ((var_1_13 - var_1_3))) ? (var_1_12) : ((var_1_13 - var_1_3)))) - var_1_4))) : (var_1_10 == ((unsigned long int) var_1_11))) : (var_1_10 == ((unsigned long int) var_1_13)))) && ((((- var_1_11) / (var_1_15 + var_1_16)) <= var_1_3) ? (var_1_14 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) > (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_31 ? (var_1_14 == ((double) var_1_17)) : 1))) && (var_1_31 ? ((var_1_10 < (var_1_15 + (var_1_13 + var_1_25))) ? (var_1_19 == ((float) (var_1_21 - (var_1_22 + 8.25f)))) : (var_1_19 == ((float) var_1_18))) : (var_1_19 == ((float) var_1_22)))) && ((var_1_12 >= var_1_4) ? (var_1_23 == ((unsigned short int) var_1_16)) : 1)) && (var_1_24 == ((unsigned char) (var_1_16 + var_1_3)))) && ((-16 <= var_1_27) ? ((var_1_5 == var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) > (var_1_8)) ? (var_1_4) : (var_1_8))))) : 1) : (var_1_25 == ((unsigned short int) (((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) - var_1_4))))) && ((var_1_8 != (var_1_11 + var_1_5)) ? (var_1_27 == ((unsigned short int) var_1_15)) : 1)) && (((~ var_1_10) >= var_1_13) ? (var_1_28 == ((unsigned short int) (var_1_26 - var_1_4))) : 1)) && (((var_1_16 + var_1_3) < ((var_1_6 / var_1_11) | var_1_5)) ? (((3214144168u - (var_1_30 - var_1_10)) != (- var_1_27)) ? (var_1_29 == ((signed char) (((((var_1_3 + var_1_5)) > (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((var_1_3 + var_1_5)) : (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))))))) : 1) : ((((((var_1_19 + var_1_22) < 0 ) ? -(var_1_19 + var_1_22) : (var_1_19 + var_1_22))) < var_1_18) ? ((var_1_22 <= var_1_19) ? (var_1_29 == ((signed char) var_1_4)) : 1) : (var_1_29 == ((signed char) var_1_6))))) && (var_1_31 == ((unsigned char) 0))) && (var_1_32 == ((double) var_1_17)) ; [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=0, var_1_22=4, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=3221225470, var_1_11=15, var_1_12=2147483647, var_1_13=3221225470, var_1_14=3, var_1_15=2, var_1_16=3, var_1_17=2, var_1_18=0, var_1_19=4, var_1_1=0, var_1_22=4, var_1_23=3, var_1_24=3, var_1_25=0, var_1_26=32767, var_1_27=2, var_1_28=1, var_1_29=1, var_1_30=1073741823, var_1_31=0, var_1_32=2, var_1_3=0, var_1_4=0, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=-16, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.3s, OverallIterations: 6, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2681 SdHoareTripleChecker+Valid, 4.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2675 mSDsluCounter, 3160 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2461 mSDsCounter, 516 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4154 IncrementalHoareTripleChecker+Invalid, 4670 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 516 mSolverCounterUnsat, 699 mSDtfsCounter, 4154 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1422 GetRequests, 1221 SyntacticMatches, 1 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6749 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=576occurred in iteration=4, InterpolantAutomatonStates: 155, 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, 5 MinimizatonAttempts, 358 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 12.4s InterpolantComputationTime, 1997 NumberOfCodeBlocks, 1997 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1986 ConstructedInterpolants, 0 QuantifiedInterpolants, 10291 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1697 ConjunctsInSsa, 69 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 14171/15444 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 02:48:04,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:48:06,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:48:07,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:48:07,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:48:07,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:48:07,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:48:07,080 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:48:07,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:48:07,081 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:48:07,081 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:48:07,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:48:07,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:48:07,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:48:07,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:48:07,083 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:48:07,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:48:07,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:48:07,084 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:48:07,084 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:48:07,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:48:07,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:48:07,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:48:07,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:48:07,085 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:48:07,085 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:48:07,085 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:48:07,085 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:48:07,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:48:07,086 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:48:07,086 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:48:07,086 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:48:07,087 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:48:07,087 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:48:07,087 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:48:07,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:48:07,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:48:07,087 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:48:07,087 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:48:07,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:48:07,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:48:07,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:48:07,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:48:07,088 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:48:07,088 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:48:07,089 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:48:07,089 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:48:07,089 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:48:07,089 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:48:07,089 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:48:07,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:48:07,090 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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 -> a47397d42d1c051541a5ff3ac9fd7fb3b27424bf73827628895ad4267d200b59 [2024-11-28 02:48:07,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:48:07,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:48:07,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:48:07,433 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:48:07,434 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:48:07,435 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-28 02:48:10,465 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/2c47b10b5/18474bdc95b74219ac355585a37b35c1/FLAG736a3d1f8 [2024-11-28 02:48:10,803 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:48:10,807 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-28 02:48:10,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/2c47b10b5/18474bdc95b74219ac355585a37b35c1/FLAG736a3d1f8 [2024-11-28 02:48:10,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/data/2c47b10b5/18474bdc95b74219ac355585a37b35c1 [2024-11-28 02:48:10,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:48:10,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:48:10,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:48:10,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:48:10,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:48:10,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:10" (1/1) ... [2024-11-28 02:48:10,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d938942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:10, skipping insertion in model container [2024-11-28 02:48:10,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:10" (1/1) ... [2024-11-28 02:48:10,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:48:11,082 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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-28 02:48:11,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:48:11,225 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:48:11,235 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_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-27.i[916,929] [2024-11-28 02:48:11,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:48:11,319 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:48:11,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11 WrapperNode [2024-11-28 02:48:11,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:48:11,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:48:11,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:48:11,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:48:11,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,382 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2024-11-28 02:48:11,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:48:11,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:48:11,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:48:11,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:48:11,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,398 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,412 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 02:48:11,412 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,424 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,425 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:48:11,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:48:11,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:48:11,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:48:11,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (1/1) ... [2024-11-28 02:48:11,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:48:11,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:48:11,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:48:11,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:48:11,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:48:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:48:11,503 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:48:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:48:11,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:48:11,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:48:11,607 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:48:11,609 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:48:14,610 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-28 02:48:14,610 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:48:14,621 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:48:14,621 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:48:14,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:48:14 BoogieIcfgContainer [2024-11-28 02:48:14,622 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:48:14,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:48:14,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:48:14,643 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:48:14,643 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:48:10" (1/3) ... [2024-11-28 02:48:14,644 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580f05dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:48:14, skipping insertion in model container [2024-11-28 02:48:14,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:11" (2/3) ... [2024-11-28 02:48:14,644 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580f05dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:48:14, skipping insertion in model container [2024-11-28 02:48:14,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:48:14" (3/3) ... [2024-11-28 02:48:14,646 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-27.i [2024-11-28 02:48:14,661 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:48:14,662 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-27.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:48:14,711 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:48:14,722 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;@587563aa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:48:14,722 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:48:14,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 02:48:14,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-28 02:48:14,740 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:14,740 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:48:14,741 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:14,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:14,746 INFO L85 PathProgramCache]: Analyzing trace with hash 51728933, now seen corresponding path program 1 times [2024-11-28 02:48:14,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:48:14,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1126551597] [2024-11-28 02:48:14,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:14,758 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 02:48:14,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:48:14,760 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:14,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:15,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:48:15,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-28 02:48:15,376 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:48:15,379 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:48:15,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1126551597] [2024-11-28 02:48:15,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1126551597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:48:15,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:48:15,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:48:15,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200224073] [2024-11-28 02:48:15,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:48:15,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:48:15,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:48:15,405 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:48:15,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:48:15,407 INFO L87 Difference]: Start difference. First operand has 86 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 02:48:15,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:15,436 INFO L93 Difference]: Finished difference Result 165 states and 287 transitions. [2024-11-28 02:48:15,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:48:15,438 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 177 [2024-11-28 02:48:15,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:15,445 INFO L225 Difference]: With dead ends: 165 [2024-11-28 02:48:15,445 INFO L226 Difference]: Without dead ends: 82 [2024-11-28 02:48:15,449 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 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 02:48:15,451 INFO L435 NwaCegarLoop]: 125 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, 125 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 02:48:15,452 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:48:15,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-28 02:48:15,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-28 02:48:15,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 02:48:15,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 125 transitions. [2024-11-28 02:48:15,504 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 125 transitions. Word has length 177 [2024-11-28 02:48:15,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:15,505 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 125 transitions. [2024-11-28 02:48:15,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-28 02:48:15,505 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2024-11-28 02:48:15,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-28 02:48:15,510 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:15,512 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:48:15,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:15,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:15,713 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:15,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:15,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1119708623, now seen corresponding path program 1 times [2024-11-28 02:48:15,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:48:15,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [291055238] [2024-11-28 02:48:15,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:15,718 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 02:48:15,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:48:15,720 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:15,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:16,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 02:48:16,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-28 02:48:19,776 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:48:21,250 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:48:21,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [291055238] [2024-11-28 02:48:21,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [291055238] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:48:21,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1754800985] [2024-11-28 02:48:21,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:21,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:48:21,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:48:21,259 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:48:21,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-28 02:48:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:21,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:48:21,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-28 02:48:21,927 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:48:21,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1754800985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:48:21,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:48:21,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-28 02:48:21,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241841889] [2024-11-28 02:48:21,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:48:21,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 02:48:21,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:48:21,930 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:48:21,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:48:21,931 INFO L87 Difference]: Start difference. First operand 82 states and 125 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-28 02:48:24,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:48:24,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:24,251 INFO L93 Difference]: Finished difference Result 236 states and 361 transitions. [2024-11-28 02:48:24,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:48:24,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 178 [2024-11-28 02:48:24,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:24,275 INFO L225 Difference]: With dead ends: 236 [2024-11-28 02:48:24,275 INFO L226 Difference]: Without dead ends: 157 [2024-11-28 02:48:24,276 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:48:24,277 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 115 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:48:24,277 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 241 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-28 02:48:24,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-28 02:48:24,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 93. [2024-11-28 02:48:24,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 64 states have (on average 1.328125) internal successors, (85), 64 states have internal predecessors, (85), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 02:48:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 139 transitions. [2024-11-28 02:48:24,296 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 139 transitions. Word has length 178 [2024-11-28 02:48:24,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:24,300 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 139 transitions. [2024-11-28 02:48:24,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-28 02:48:24,303 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2024-11-28 02:48:24,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:48:24,308 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:24,309 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:48:24,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-28 02:48:24,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:24,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:24,710 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:24,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:24,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1776204910, now seen corresponding path program 1 times [2024-11-28 02:48:24,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:48:24,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793848419] [2024-11-28 02:48:24,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:24,712 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 02:48:24,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:48:24,716 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:24,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 02:48:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:25,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 02:48:25,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:28,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-28 02:48:28,288 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:48:29,776 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:48:29,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1793848419] [2024-11-28 02:48:29,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1793848419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:48:29,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [581282785] [2024-11-28 02:48:29,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:29,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:48:29,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:48:29,781 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:48:29,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-28 02:48:31,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:31,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 02:48:31,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:34,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 84 proven. 216 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-28 02:48:34,232 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:48:35,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [581282785] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:48:35,405 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:48:35,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 12 [2024-11-28 02:48:35,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252468375] [2024-11-28 02:48:35,406 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:48:35,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:48:35,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:48:35,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:48:35,408 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2024-11-28 02:48:35,408 INFO L87 Difference]: Start difference. First operand 93 states and 139 transitions. Second operand has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 11 states have internal predecessors, (56), 4 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-28 02:48:39,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 02:48:40,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:40,032 INFO L93 Difference]: Finished difference Result 197 states and 286 transitions. [2024-11-28 02:48:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 02:48:40,033 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 11 states have internal predecessors, (56), 4 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) Word has length 179 [2024-11-28 02:48:40,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:40,035 INFO L225 Difference]: With dead ends: 197 [2024-11-28 02:48:40,035 INFO L226 Difference]: Without dead ends: 107 [2024-11-28 02:48:40,036 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 677 GetRequests, 661 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-28 02:48:40,037 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 52 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:48:40,038 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 352 Invalid, 465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 02:48:40,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2024-11-28 02:48:40,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 105. [2024-11-28 02:48:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 73 states have (on average 1.273972602739726) internal successors, (93), 73 states have internal predecessors, (93), 27 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 02:48:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 147 transitions. [2024-11-28 02:48:40,057 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 147 transitions. Word has length 179 [2024-11-28 02:48:40,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:40,058 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 147 transitions. [2024-11-28 02:48:40,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.666666666666667) internal successors, (56), 11 states have internal predecessors, (56), 4 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 3 states have call predecessors, (27), 4 states have call successors, (27) [2024-11-28 02:48:40,058 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2024-11-28 02:48:40,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:48:40,061 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:40,062 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:48:40,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-28 02:48:40,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-28 02:48:40,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:40,463 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:40,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:40,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1910218416, now seen corresponding path program 1 times [2024-11-28 02:48:40,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:48:40,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1909349902] [2024-11-28 02:48:40,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:40,464 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 02:48:40,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:48:40,468 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:40,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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)] Waiting until timeout for monitored process [2024-11-28 02:48:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:40,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 02:48:40,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:48:41,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 728 proven. 39 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-28 02:48:41,566 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:48:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2024-11-28 02:48:42,535 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:48:42,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1909349902] [2024-11-28 02:48:42,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1909349902] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:48:42,535 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:48:42,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-28 02:48:42,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998009094] [2024-11-28 02:48:42,536 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:48:42,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:48:42,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:48:42,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:48:42,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:48:42,538 INFO L87 Difference]: Start difference. First operand 105 states and 147 transitions. Second operand has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 02:48:47,519 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 [] [2024-11-28 02:48:48,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:48:48,095 INFO L93 Difference]: Finished difference Result 269 states and 368 transitions. [2024-11-28 02:48:48,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 02:48:48,096 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 179 [2024-11-28 02:48:48,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:48:48,098 INFO L225 Difference]: With dead ends: 269 [2024-11-28 02:48:48,098 INFO L226 Difference]: Without dead ends: 167 [2024-11-28 02:48:48,101 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:48:48,102 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 152 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 477 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:48:48,102 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 476 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 477 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-28 02:48:48,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-28 02:48:48,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 160. [2024-11-28 02:48:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 110 states have (on average 1.2363636363636363) internal successors, (136), 111 states have internal predecessors, (136), 40 states have call successors, (40), 9 states have call predecessors, (40), 9 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 02:48:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 216 transitions. [2024-11-28 02:48:48,139 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 216 transitions. Word has length 179 [2024-11-28 02:48:48,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:48:48,140 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 216 transitions. [2024-11-28 02:48:48,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.583333333333333) internal successors, (79), 12 states have internal predecessors, (79), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-28 02:48:48,140 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 216 transitions. [2024-11-28 02:48:48,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-28 02:48:48,146 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:48:48,146 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:48:48,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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)] Ended with exit code 0 [2024-11-28 02:48:48,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:48,347 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:48:48,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:48:48,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1209153838, now seen corresponding path program 1 times [2024-11-28 02:48:48,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:48:48,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2105291592] [2024-11-28 02:48:48,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:48:48,348 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 02:48:48,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:48:48,352 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:48,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd047dc7-a9fc-4e5b-896f-aa09081e06e4/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 02:48:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:48:48,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-28 02:48:48,804 INFO L279 TraceCheckSpWp]: Computing forward predicates...