./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11c0c1a04c02015c2893d5de1c86170a8e4a3f2cfab36f943ed9c0f0c4cbc28a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:23:48,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:23:48,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:23:48,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:23:48,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:23:48,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:23:48,212 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:23:48,213 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:23:48,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:23:48,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:23:48,214 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:23:48,215 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:23:48,215 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:23:48,216 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:23:48,216 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:23:48,216 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:23:48,217 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:23:48,217 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:23:48,217 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:23:48,218 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:23:48,218 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:23:48,226 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:23:48,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:23:48,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:23:48,227 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:23:48,227 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:23:48,227 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:23:48,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:23:48,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:23:48,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:23:48,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:23:48,229 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:23:48,229 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:23:48,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:23:48,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:23:48,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:23:48,232 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:23:48,232 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:23:48,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:48,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:23:48,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:23:48,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:23:48,234 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:23:48,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:23:48,235 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:23:48,235 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:23:48,235 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:23:48,236 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11c0c1a04c02015c2893d5de1c86170a8e4a3f2cfab36f943ed9c0f0c4cbc28a [2024-11-02 12:23:48,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:23:48,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:23:48,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:23:48,504 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:23:48,504 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:23:48,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i Unable to find full path for "g++" [2024-11-02 12:23:50,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:23:50,940 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:23:50,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i [2024-11-02 12:23:50,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data/08ddc73a8/b98b01751f434181abba031f2f6d37ca/FLAGde2de3603 [2024-11-02 12:23:50,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data/08ddc73a8/b98b01751f434181abba031f2f6d37ca [2024-11-02 12:23:50,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:23:50,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:23:50,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:50,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:23:50,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:23:50,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:50" (1/1) ... [2024-11-02 12:23:50,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3309a026 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:50, skipping insertion in model container [2024-11-02 12:23:50,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:50" (1/1) ... [2024-11-02 12:23:51,013 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:23:51,208 WARN L251 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_e36b87b0-f233-428f-ada3-80efe12c5d24/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i[917,930] [2024-11-02 12:23:51,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:51,294 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:23:51,311 WARN L251 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_e36b87b0-f233-428f-ada3-80efe12c5d24/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i[917,930] [2024-11-02 12:23:51,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:51,382 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:23:51,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51 WrapperNode [2024-11-02 12:23:51,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:51,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:51,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:23:51,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:23:51,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,467 INFO L138 Inliner]: procedures = 29, calls = 139, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 466 [2024-11-02 12:23:51,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:51,472 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:23:51,472 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:23:51,472 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:23:51,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:23:51,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:23:51,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:23:51,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:23:51,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (1/1) ... [2024-11-02 12:23:51,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:51,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:23:51,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:23:51,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:23:51,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:23:51,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:23:51,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:23:51,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:23:51,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:23:51,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-02 12:23:51,601 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:23:51,602 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:23:51,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:23:51,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:23:51,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:23:51,733 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:23:51,734 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:23:52,380 INFO L? ?]: Removed 130 outVars from TransFormulas that were not future-live. [2024-11-02 12:23:52,380 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:23:53,000 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:23:53,000 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:23:53,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:53 BoogieIcfgContainer [2024-11-02 12:23:53,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:23:53,004 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:23:53,005 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:23:53,008 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:23:53,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:23:50" (1/3) ... [2024-11-02 12:23:53,010 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cc811c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:53, skipping insertion in model container [2024-11-02 12:23:53,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:51" (2/3) ... [2024-11-02 12:23:53,010 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cc811c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:53, skipping insertion in model container [2024-11-02 12:23:53,011 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:53" (3/3) ... [2024-11-02 12:23:53,012 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-47.i [2024-11-02 12:23:53,031 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:23:53,032 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:23:53,110 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:23:53,118 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=FINITE_AUTOMATA, 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;@488c9149, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:23:53,119 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:23:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 15 states have (on average 1.2) internal successors, (18), 16 states have internal predecessors, (18), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-02 12:23:53,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-02 12:23:53,137 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:53,137 INFO L215 NwaCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:23:53,138 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:53,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:53,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1678370784, now seen corresponding path program 1 times [2024-11-02 12:23:53,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:23:53,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812034206] [2024-11-02 12:23:53,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:53,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:23:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:23:54,146 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:23:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:23:54,719 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:23:54,721 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:23:54,723 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:23:54,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:23:54,732 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:23:54,853 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:23:54,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:23:54 BoogieIcfgContainer [2024-11-02 12:23:54,861 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:23:54,865 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:23:54,865 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:23:54,866 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:23:54,866 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:53" (3/4) ... [2024-11-02 12:23:54,869 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:23:54,870 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:23:54,872 INFO L158 Benchmark]: Toolchain (without parser) took 3902.82ms. Allocated memory was 165.7MB in the beginning and 226.5MB in the end (delta: 60.8MB). Free memory was 136.4MB in the beginning and 149.8MB in the end (delta: -13.4MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2024-11-02 12:23:54,872 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:23:54,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.36ms. Allocated memory is still 165.7MB. Free memory was 136.4MB in the beginning and 120.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:23:54,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.60ms. Allocated memory is still 165.7MB. Free memory was 120.6MB in the beginning and 117.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:23:54,874 INFO L158 Benchmark]: Boogie Preprocessor took 51.55ms. Allocated memory is still 165.7MB. Free memory was 117.1MB in the beginning and 114.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:23:54,875 INFO L158 Benchmark]: RCFGBuilder took 1478.04ms. Allocated memory is still 165.7MB. Free memory was 114.4MB in the beginning and 126.3MB in the end (delta: -11.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-02 12:23:54,876 INFO L158 Benchmark]: TraceAbstraction took 1860.24ms. Allocated memory was 165.7MB in the beginning and 226.5MB in the end (delta: 60.8MB). Free memory was 125.3MB in the beginning and 150.8MB in the end (delta: -25.6MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. [2024-11-02 12:23:54,876 INFO L158 Benchmark]: Witness Printer took 5.59ms. Allocated memory is still 226.5MB. Free memory was 150.8MB in the beginning and 149.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:23:54,880 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 413.36ms. Allocated memory is still 165.7MB. Free memory was 136.4MB in the beginning and 120.6MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.60ms. Allocated memory is still 165.7MB. Free memory was 120.6MB in the beginning and 117.1MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.55ms. Allocated memory is still 165.7MB. Free memory was 117.1MB in the beginning and 114.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1478.04ms. Allocated memory is still 165.7MB. Free memory was 114.4MB in the beginning and 126.3MB in the end (delta: -11.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1860.24ms. Allocated memory was 165.7MB in the beginning and 226.5MB in the end (delta: 60.8MB). Free memory was 125.3MB in the beginning and 150.8MB in the end (delta: -25.6MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB. * Witness Printer took 5.59ms. Allocated memory is still 226.5MB. Free memory was 150.8MB in the beginning and 149.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 63, overapproximation of someUnaryDOUBLEoperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 1 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1]); [L27-L29] double double_Array_0[3] = { 3.5, 3.8, 24.575 }; [L30] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L32] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[2]); [L33-L35] signed char signed_char_Array_0[3] = { 16, 16, 4 }; [L36] signed char* signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer = &(signed_char_Array_0[0]); [L37] signed char* signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer = &(signed_char_Array_0[1]); [L38] signed char* signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer = &(signed_char_Array_0[2]); [L39-L41] signed long int signed_long_int_Array_0[1] = { 8 }; [L42] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L43] signed long int last_1_signed_long_int_Array_0_0_ = 8; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L90] EXPR signed_long_int_Array_0[0] [L90] last_1_signed_long_int_Array_0_0_ = signed_long_int_Array_0[0] [L100] RET updateLastVariables() [L101] CALL updateVariables() [L74] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L75] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L76] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L77] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L78] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L79] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L79] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L80] double_Array_0[0] = __VERIFIER_nondet_double() [L81] EXPR double_Array_0[0] [L81] EXPR double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F [L81] EXPR (double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) [L81] EXPR double_Array_0[0] [L81] EXPR double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F [L81] EXPR double_Array_0[0] [L81] EXPR double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F [L81] EXPR (double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L81] CALL assume_abort_if_not((double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((double_Array_0[0] >= -922337.2036854765600e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 9223372.036854765600e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L82] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L83] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L83] CALL assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L84] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L85] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L86] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L86] CALL assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(signed_char_Array_0[2] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L87] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L87] CALL assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L101] RET updateVariables() [L102] CALL step() [L47] COND FALSE !(-4 > last_1_signed_long_int_Array_0_0_) [L52] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) [L52] (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) = (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) [L54] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L54] unsigned char stepLocal_0 = ! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)); [L55] stepLocal_0 || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) [L55] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer) [L55] stepLocal_0 || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) [L55] COND FALSE !(stepLocal_0 || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) [L62] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L62] (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) = (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) [L63] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L63] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L63] COND FALSE !((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) [L68] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L68] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L68] COND TRUE (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) [L69] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L69] (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) = (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L93] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L93] EXPR ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) >= ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))))) : 1) : (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1) [L93] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L93] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L93] EXPR ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1 [L93] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L93] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L93] EXPR ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1 [L93] EXPR ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) >= ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))))) : 1) : (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1) [L93] EXPR (((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) >= ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))))) : 1) : (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1)) && ((-4 > last_1_signed_long_int_Array_0_0_) ? (((~ last_1_signed_long_int_Array_0_0_) <= last_1_signed_long_int_Array_0_0_) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) < 0 ) ? -((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))))) : 1) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))))) [L93] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) >= ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))))) : 1) : (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1)) && ((-4 > last_1_signed_long_int_Array_0_0_) ? (((~ last_1_signed_long_int_Array_0_0_) <= last_1_signed_long_int_Array_0_0_) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) < 0 ) ? -((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))))) : 1) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))))) && (((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) < 0 ) ? -(((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1) [L93] EXPR (((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) >= ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))))) : 1) : (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1)) && ((-4 > last_1_signed_long_int_Array_0_0_) ? (((~ last_1_signed_long_int_Array_0_0_) <= last_1_signed_long_int_Array_0_0_) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) < 0 ) ? -((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))))) : 1) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))))) && (((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) < 0 ) ? -(((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1)) && ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) [L93-L94] return (((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) <= (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) ? ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) >= ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) < 0 ) ? -((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer))))))) : 1) : (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) > (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) : 1)) && ((-4 > last_1_signed_long_int_Array_0_0_) ? (((~ last_1_signed_long_int_Array_0_0_) <= last_1_signed_long_int_Array_0_0_) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) < 0 ) ? -((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)) + (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer))))))) : 1) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer)))))) && (((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) < 0 ) ? -(((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) : 1)) && ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)))) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=8, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:2}, signed_long_int_Array_0={7:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-02 12:23:54,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11c0c1a04c02015c2893d5de1c86170a8e4a3f2cfab36f943ed9c0f0c4cbc28a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:23:57,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:23:57,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:23:57,610 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:23:57,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:23:57,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:23:57,651 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:23:57,654 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:23:57,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:23:57,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:23:57,656 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:23:57,657 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:23:57,657 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:23:57,660 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:23:57,660 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:23:57,660 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:23:57,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:23:57,665 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:23:57,666 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:23:57,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:23:57,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:23:57,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:23:57,667 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:23:57,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:23:57,668 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:23:57,668 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:23:57,669 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:23:57,669 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:23:57,669 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:23:57,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:23:57,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:23:57,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:23:57,671 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:23:57,673 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:23:57,673 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:23:57,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:57,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:23:57,674 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:23:57,674 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:23:57,675 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:23:57,676 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:23:57,677 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:23:57,686 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:23:57,686 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:23:57,686 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11c0c1a04c02015c2893d5de1c86170a8e4a3f2cfab36f943ed9c0f0c4cbc28a [2024-11-02 12:23:58,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:23:58,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:23:58,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:23:58,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:23:58,207 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:23:58,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i Unable to find full path for "g++" [2024-11-02 12:24:00,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:24:00,750 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:24:00,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i [2024-11-02 12:24:00,763 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data/ac0dc02b6/6a635c40ad024a869a5878e043b03073/FLAGb3adcaa24 [2024-11-02 12:24:01,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/data/ac0dc02b6/6a635c40ad024a869a5878e043b03073 [2024-11-02 12:24:01,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:24:01,025 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:24:01,026 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:01,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:24:01,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:24:01,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11ea07cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01, skipping insertion in model container [2024-11-02 12:24:01,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:24:01,305 WARN L251 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_e36b87b0-f233-428f-ada3-80efe12c5d24/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i[917,930] [2024-11-02 12:24:01,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:01,392 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:24:01,406 WARN L251 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_e36b87b0-f233-428f-ada3-80efe12c5d24/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-47.i[917,930] [2024-11-02 12:24:01,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:24:01,470 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:24:01,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01 WrapperNode [2024-11-02 12:24:01,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:24:01,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:01,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:24:01,472 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:24:01,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,540 INFO L138 Inliner]: procedures = 33, calls = 139, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 464 [2024-11-02 12:24:01,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:24:01,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:24:01,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:24:01,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:24:01,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,571 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,571 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,651 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:24:01,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:24:01,657 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:24:01,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:24:01,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (1/1) ... [2024-11-02 12:24:01,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:24:01,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:24:01,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:24:01,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:24:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:24:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-02 12:24:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-02 12:24:01,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:24:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:24:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-02 12:24:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-02 12:24:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:24:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:24:01,755 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:24:01,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:24:01,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:24:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:24:01,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:24:01,888 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:24:01,891 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:24:02,823 INFO L? ?]: Removed 132 outVars from TransFormulas that were not future-live. [2024-11-02 12:24:02,823 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:24:02,845 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:24:02,846 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:24:02,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:02 BoogieIcfgContainer [2024-11-02 12:24:02,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:24:02,849 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:24:02,849 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:24:02,853 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:24:02,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:24:01" (1/3) ... [2024-11-02 12:24:02,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8937bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:02, skipping insertion in model container [2024-11-02 12:24:02,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:24:01" (2/3) ... [2024-11-02 12:24:02,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8937bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:24:02, skipping insertion in model container [2024-11-02 12:24:02,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:24:02" (3/3) ... [2024-11-02 12:24:02,857 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-47.i [2024-11-02 12:24:02,880 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:24:02,880 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:24:02,971 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:24:02,978 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=FINITE_AUTOMATA, 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;@7da82fae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:24:02,978 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:24:02,983 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 85 states have internal predecessors, (123), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-02 12:24:02,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:24:02,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:02,996 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:24:02,997 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:03,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:03,003 INFO L85 PathProgramCache]: Analyzing trace with hash 474234124, now seen corresponding path program 1 times [2024-11-02 12:24:03,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:03,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165071515] [2024-11-02 12:24:03,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:03,020 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 [2024-11-02 12:24:03,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:03,024 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:03,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:03,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:24:03,357 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-02 12:24:03,476 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:24:03,479 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:03,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165071515] [2024-11-02 12:24:03,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165071515] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:24:03,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:24:03,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:24:03,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605046834] [2024-11-02 12:24:03,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:24:03,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:24:03,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:03,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:24:03,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:24:03,523 INFO L87 Difference]: Start difference. First operand has 96 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 85 states have internal predecessors, (123), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:03,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:24:03,762 INFO L93 Difference]: Finished difference Result 188 states and 289 transitions. [2024-11-02 12:24:03,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:24:03,766 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 84 [2024-11-02 12:24:03,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:24:03,777 INFO L225 Difference]: With dead ends: 188 [2024-11-02 12:24:03,778 INFO L226 Difference]: Without dead ends: 95 [2024-11-02 12:24:03,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:24:03,788 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:24:03,789 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 509 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:24:03,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-02 12:24:03,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-02 12:24:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 84 states have (on average 1.4166666666666667) internal successors, (119), 84 states have internal predecessors, (119), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-02 12:24:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 137 transitions. [2024-11-02 12:24:03,849 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 137 transitions. Word has length 84 [2024-11-02 12:24:03,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:24:03,852 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-11-02 12:24:03,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2024-11-02 12:24:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:24:03,858 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:03,859 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:24:03,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:04,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:04,061 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:04,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:04,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1985639294, now seen corresponding path program 1 times [2024-11-02 12:24:04,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:04,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1551182225] [2024-11-02 12:24:04,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:04,064 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 [2024-11-02 12:24:04,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:04,067 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:04,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:04,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:24:04,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:04,387 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-02 12:24:04,388 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:24:04,388 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:04,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1551182225] [2024-11-02 12:24:04,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1551182225] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:24:04,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:24:04,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:24:04,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062842127] [2024-11-02 12:24:04,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:24:04,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:24:04,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:04,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:24:04,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:24:04,393 INFO L87 Difference]: Start difference. First operand 95 states and 137 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:05,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:24:05,209 INFO L93 Difference]: Finished difference Result 192 states and 278 transitions. [2024-11-02 12:24:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:24:05,210 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 84 [2024-11-02 12:24:05,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:24:05,211 INFO L225 Difference]: With dead ends: 192 [2024-11-02 12:24:05,212 INFO L226 Difference]: Without dead ends: 100 [2024-11-02 12:24:05,212 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:24:05,214 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 1 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-02 12:24:05,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 503 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-02 12:24:05,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-02 12:24:05,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 99. [2024-11-02 12:24:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 88 states have (on average 1.3977272727272727) internal successors, (123), 88 states have internal predecessors, (123), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-02 12:24:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2024-11-02 12:24:05,225 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 84 [2024-11-02 12:24:05,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:24:05,226 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2024-11-02 12:24:05,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:05,226 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2024-11-02 12:24:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:24:05,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:05,237 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:24:05,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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)] Forceful destruction successful, exit code 0 [2024-11-02 12:24:05,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:05,440 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:05,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:05,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1987486336, now seen corresponding path program 1 times [2024-11-02 12:24:05,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:05,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1776154382] [2024-11-02 12:24:05,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:05,445 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 [2024-11-02 12:24:05,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:05,450 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:05,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-02 12:24:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:05,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-02 12:24:05,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:05,950 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:24:05,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 26 [2024-11-02 12:24:06,021 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-02 12:24:06,021 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:24:06,021 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:06,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1776154382] [2024-11-02 12:24:06,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1776154382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:24:06,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:24:06,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:24:06,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280603250] [2024-11-02 12:24:06,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:24:06,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:24:06,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:06,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:24:06,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:24:06,029 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:07,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:24:07,064 INFO L93 Difference]: Finished difference Result 243 states and 344 transitions. [2024-11-02 12:24:07,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:24:07,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 84 [2024-11-02 12:24:07,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:24:07,067 INFO L225 Difference]: With dead ends: 243 [2024-11-02 12:24:07,067 INFO L226 Difference]: Without dead ends: 147 [2024-11-02 12:24:07,068 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-02 12:24:07,069 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 56 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:24:07,069 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 337 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-02 12:24:07,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-02 12:24:07,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2024-11-02 12:24:07,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 91 states have (on average 1.3956043956043955) internal successors, (127), 91 states have internal predecessors, (127), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-02 12:24:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 145 transitions. [2024-11-02 12:24:07,079 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 145 transitions. Word has length 84 [2024-11-02 12:24:07,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:24:07,080 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 145 transitions. [2024-11-02 12:24:07,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:07,080 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 145 transitions. [2024-11-02 12:24:07,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:24:07,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:07,082 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:24:07,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-02 12:24:07,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:07,286 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:07,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:07,287 INFO L85 PathProgramCache]: Analyzing trace with hash -2049315522, now seen corresponding path program 1 times [2024-11-02 12:24:07,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:07,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1967925088] [2024-11-02 12:24:07,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:07,288 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 [2024-11-02 12:24:07,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:07,297 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:07,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:07,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-02 12:24:07,602 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:07,655 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-02 12:24:07,655 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:24:07,655 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:07,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1967925088] [2024-11-02 12:24:07,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1967925088] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:24:07,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:24:07,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-02 12:24:07,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029998365] [2024-11-02 12:24:07,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:24:07,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:24:07,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:24:07,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:24:07,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:24:07,657 INFO L87 Difference]: Start difference. First operand 102 states and 145 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:08,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:24:08,818 INFO L93 Difference]: Finished difference Result 204 states and 291 transitions. [2024-11-02 12:24:08,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:24:08,820 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 84 [2024-11-02 12:24:08,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:24:08,821 INFO L225 Difference]: With dead ends: 204 [2024-11-02 12:24:08,824 INFO L226 Difference]: Without dead ends: 105 [2024-11-02 12:24:08,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:24:08,826 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:24:08,830 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 514 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-02 12:24:08,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-02 12:24:08,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2024-11-02 12:24:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 92 states have (on average 1.391304347826087) internal successors, (128), 92 states have internal predecessors, (128), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-02 12:24:08,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 146 transitions. [2024-11-02 12:24:08,851 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 146 transitions. Word has length 84 [2024-11-02 12:24:08,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:24:08,852 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 146 transitions. [2024-11-02 12:24:08,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-02 12:24:08,852 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 146 transitions. [2024-11-02 12:24:08,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-02 12:24:08,862 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:24:08,862 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:24:08,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:09,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:24:09,063 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:24:09,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:24:09,063 INFO L85 PathProgramCache]: Analyzing trace with hash -1027617282, now seen corresponding path program 1 times [2024-11-02 12:24:09,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:24:09,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447572885] [2024-11-02 12:24:09,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:09,065 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 [2024-11-02 12:24:09,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:24:09,067 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:24:09,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-02 12:24:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:09,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-02 12:24:09,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:10,849 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-02 12:24:11,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 82 [2024-11-02 12:24:12,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 82 [2024-11-02 12:24:12,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 82 [2024-11-02 12:24:12,862 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-02 12:24:12,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 152 treesize of output 62 [2024-11-02 12:24:13,011 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-02 12:24:13,011 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-02 12:24:13,342 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_28| (_ BitVec 64)) (v_ArrVal_87 (Array (_ BitVec 32) (_ BitVec 32)))) (or (not (= (let ((.cse0 (let ((.cse1 (select (store |c_#memory_int| c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base v_ArrVal_87) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base))) (concat (select .cse1 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset (_ bv4 32))) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_28|)))) (let ((.cse2 (let ((.cse3 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_28|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_28|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (fp.leq .cse2 .cse2)))) is different from false [2024-11-02 12:24:13,402 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:24:13,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447572885] [2024-11-02 12:24:13,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447572885] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:24:13,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1008300746] [2024-11-02 12:24:13,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:24:13,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-02 12:24:13,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/cvc4 [2024-11-02 12:24:13,407 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-02 12:24:13,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e36b87b0-f233-428f-ada3-80efe12c5d24/bin/utaipan-verify-DbMuA5NWw2/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-02 12:24:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:24:15,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-02 12:24:15,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:24:16,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-02 12:24:18,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 82 [2024-11-02 12:24:19,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 82