./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 153786ff23d1f4ad1fa22216334d8f153d923a58dff5067a8f60a9c72819150b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:23:29,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:23:29,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:23:29,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:23:29,824 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:23:29,858 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:23:29,861 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:23:29,862 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:23:29,862 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:23:29,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:23:29,863 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:23:29,864 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:23:29,864 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:23:29,864 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:23:29,866 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:23:29,867 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:23:29,867 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:23:29,871 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:23:29,871 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:23:29,872 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:23:29,872 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:23:29,873 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:23:29,873 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:23:29,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:23:29,874 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:23:29,874 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:23:29,875 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:23:29,875 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:23:29,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:23:29,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:23:29,876 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:23:29,876 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:23:29,881 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:23:29,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:23:29,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:23:29,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:23:29,883 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:23:29,884 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:23:29,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:29,884 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:23:29,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:23:29,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:23:29,885 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:23:29,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:23:29,886 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:23:29,886 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:23:29,886 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:23:29,886 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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153786ff23d1f4ad1fa22216334d8f153d923a58dff5067a8f60a9c72819150b [2024-11-02 12:23:30,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:23:30,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:23:30,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:23:30,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:23:30,221 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:23:30,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i Unable to find full path for "g++" [2024-11-02 12:23:32,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:23:32,493 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:23:32,498 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i [2024-11-02 12:23:32,514 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data/7c0a20416/b86825700bf9415c979c8ff67bf403db/FLAGbb01f2278 [2024-11-02 12:23:32,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data/7c0a20416/b86825700bf9415c979c8ff67bf403db [2024-11-02 12:23:32,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:23:32,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:23:32,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:32,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:23:32,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:23:32,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:32" (1/1) ... [2024-11-02 12:23:32,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d8668e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:32, skipping insertion in model container [2024-11-02 12:23:32,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:32" (1/1) ... [2024-11-02 12:23:32,858 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:23:33,059 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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i[916,929] [2024-11-02 12:23:33,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:33,182 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:23:33,194 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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i[916,929] [2024-11-02 12:23:33,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:33,283 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:23:33,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33 WrapperNode [2024-11-02 12:23:33,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:33,285 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:33,285 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:23:33,285 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:23:33,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,361 INFO L138 Inliner]: procedures = 29, calls = 179, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2024-11-02 12:23:33,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:33,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:23:33,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:23:33,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:23:33,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:23:33,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:23:33,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:23:33,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:23:33,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (1/1) ... [2024-11-02 12:23:33,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:33,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:23:33,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:23:33,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:23:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:23:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:23:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-02 12:23:33,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-02 12:23:33,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:23:33,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-02 12:23:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:23:33,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:23:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:23:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:23:33,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:23:33,692 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:23:33,694 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:23:34,351 INFO L? ?]: Removed 142 outVars from TransFormulas that were not future-live. [2024-11-02 12:23:34,352 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:23:35,217 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:23:35,218 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:23:35,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:35 BoogieIcfgContainer [2024-11-02 12:23:35,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:23:35,223 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:23:35,223 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:23:35,227 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:23:35,228 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:23:32" (1/3) ... [2024-11-02 12:23:35,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f389734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:35, skipping insertion in model container [2024-11-02 12:23:35,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:33" (2/3) ... [2024-11-02 12:23:35,229 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f389734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:35, skipping insertion in model container [2024-11-02 12:23:35,230 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:35" (3/3) ... [2024-11-02 12:23:35,231 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-25.i [2024-11-02 12:23:35,252 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:23:35,252 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:23:35,327 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:23:35,337 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;@24291ef4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:23:35,337 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:23:35,342 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-02 12:23:35,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-02 12:23:35,353 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:35,354 INFO L215 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:35,355 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:35,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:35,361 INFO L85 PathProgramCache]: Analyzing trace with hash 792518225, now seen corresponding path program 1 times [2024-11-02 12:23:35,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:23:35,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887595127] [2024-11-02 12:23:35,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:35,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:23:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:23:37,809 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:23:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:23:39,063 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:23:39,066 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:23:39,067 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:23:39,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:23:39,074 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:23:39,176 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:23:39,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:23:39 BoogieIcfgContainer [2024-11-02 12:23:39,181 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:23:39,181 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:23:39,181 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:23:39,183 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:23:39,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:35" (3/4) ... [2024-11-02 12:23:39,186 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:23:39,188 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:23:39,190 INFO L158 Benchmark]: Toolchain (without parser) took 6378.23ms. Allocated memory was 176.2MB in the beginning and 314.6MB in the end (delta: 138.4MB). Free memory was 141.1MB in the beginning and 166.5MB in the end (delta: -25.5MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,190 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 176.2MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:23:39,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.79ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 123.2MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.87ms. Allocated memory is still 176.2MB. Free memory was 123.2MB in the beginning and 119.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,193 INFO L158 Benchmark]: Boogie Preprocessor took 78.39ms. Allocated memory is still 176.2MB. Free memory was 119.0MB in the beginning and 115.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,194 INFO L158 Benchmark]: RCFGBuilder took 1772.30ms. Allocated memory was 176.2MB in the beginning and 245.4MB in the end (delta: 69.2MB). Free memory was 115.4MB in the beginning and 120.0MB in the end (delta: -4.7MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,196 INFO L158 Benchmark]: TraceAbstraction took 3958.23ms. Allocated memory was 245.4MB in the beginning and 314.6MB in the end (delta: 69.2MB). Free memory was 120.0MB in the beginning and 166.5MB in the end (delta: -46.5MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. [2024-11-02 12:23:39,197 INFO L158 Benchmark]: Witness Printer took 6.76ms. Allocated memory is still 314.6MB. Free memory is still 166.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:23:39,200 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 176.2MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.79ms. Allocated memory is still 176.2MB. Free memory was 141.1MB in the beginning and 123.2MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.87ms. Allocated memory is still 176.2MB. Free memory was 123.2MB in the beginning and 119.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.39ms. Allocated memory is still 176.2MB. Free memory was 119.0MB in the beginning and 115.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1772.30ms. Allocated memory was 176.2MB in the beginning and 245.4MB in the end (delta: 69.2MB). Free memory was 115.4MB in the beginning and 120.0MB in the end (delta: -4.7MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3958.23ms. Allocated memory was 245.4MB in the beginning and 314.6MB in the end (delta: 69.2MB). Free memory was 120.0MB in the beginning and 166.5MB in the end (delta: -46.5MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. * Witness Printer took 6.76ms. Allocated memory is still 314.6MB. Free memory is still 166.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 1}, {0, 0} }; [L25-L27] float float_Array_0[2][2] = { {63.363, 128.9}, {4.575, 25.5} }; [L28-L30] unsigned long int unsigned_long_int_Array_0[2][2] = { {10, 0}, {1509114200, 256} }; [L31-L33] unsigned short int unsigned_short_int_Array_0[2] = { 500, 10 }; [L105] isInitial = 1 [L106] FCALL initially() [L107] COND TRUE 1 [L108] FCALL updateLastVariables() [L109] CALL updateVariables() [L69] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L70] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L70] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L71] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L72] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L73] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L73] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L74] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L75] BOOL_unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L77] EXPR BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L78] float_Array_0[0][0] = __VERIFIER_nondet_float() [L79] EXPR float_Array_0[0][0] [L79] EXPR float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F [L79] EXPR (float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[0][0] >= 1.0e-20F ) [L79] EXPR float_Array_0[0][0] [L79] EXPR float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[0][0] >= 1.0e-20F [L79] EXPR float_Array_0[0][0] [L79] EXPR float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[0][0] >= 1.0e-20F [L79] EXPR (float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L79] CALL assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854765600e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854765600e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L80] float_Array_0[1][0] = __VERIFIER_nondet_float() [L81] EXPR float_Array_0[1][0] [L81] EXPR float_Array_0[1][0] >= -922337.2036854765600e+13F && float_Array_0[1][0] <= -1.0e-20F [L81] EXPR (float_Array_0[1][0] >= -922337.2036854765600e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854765600e+12F && float_Array_0[1][0] >= 1.0e-20F ) [L81] EXPR float_Array_0[1][0] [L81] EXPR float_Array_0[1][0] <= 9223372.036854765600e+12F && float_Array_0[1][0] >= 1.0e-20F [L81] EXPR float_Array_0[1][0] [L81] EXPR float_Array_0[1][0] <= 9223372.036854765600e+12F && float_Array_0[1][0] >= 1.0e-20F [L81] EXPR (float_Array_0[1][0] >= -922337.2036854765600e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854765600e+12F && float_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L81] CALL assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854765600e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854765600e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854765600e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854765600e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L82] unsigned_long_int_Array_0[0][0] = __VERIFIER_nondet_ulong() [L83] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L83] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L84] EXPR unsigned_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L84] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][0] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(unsigned_long_int_Array_0[0][0] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L85] unsigned_long_int_Array_0[1][0] = __VERIFIER_nondet_ulong() [L86] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L86] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L87] EXPR unsigned_long_int_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L87] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L88] unsigned_long_int_Array_0[0][1] = __VERIFIER_nondet_ulong() [L89] EXPR unsigned_long_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L89] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L90] EXPR unsigned_long_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L90] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L91] unsigned_short_int_Array_0[0] = __VERIFIER_nondet_ushort() [L92] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L92] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(unsigned_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L93] EXPR unsigned_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L93] CALL assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_short_int_Array_0[0] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L94] unsigned_short_int_Array_0[1] = __VERIFIER_nondet_ushort() [L95] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L95] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(unsigned_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L96] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L96] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L109] RET updateVariables() [L110] CALL step() [L37] EXPR float_Array_0[0][0] [L37] EXPR float_Array_0[1][0] [L37] COND TRUE float_Array_0[0][0] != float_Array_0[1][0] [L38] EXPR BOOL_unsigned_char_Array_0[1][1] [L38] BOOL_unsigned_char_Array_0[1][1] || BOOL_unsigned_char_Array_0[1][0] [L38] COND TRUE BOOL_unsigned_char_Array_0[1][1] || BOOL_unsigned_char_Array_0[1][0] [L39] EXPR BOOL_unsigned_char_Array_0[1][0] [L39] EXPR BOOL_unsigned_char_Array_0[1][0] || BOOL_unsigned_char_Array_0[0][1] [L39] EXPR BOOL_unsigned_char_Array_0[0][1] [L39] EXPR BOOL_unsigned_char_Array_0[1][0] || BOOL_unsigned_char_Array_0[0][1] [L39] BOOL_unsigned_char_Array_0[0][0] = (BOOL_unsigned_char_Array_0[1][0] || BOOL_unsigned_char_Array_0[0][1]) [L46] EXPR unsigned_short_int_Array_0[1] [L46] unsigned short int stepLocal_0 = unsigned_short_int_Array_0[1]; [L47] BOOL_unsigned_char_Array_0[0][0] [L47] COND TRUE BOOL_unsigned_char_Array_0[0][0] [L48] EXPR unsigned_short_int_Array_0[0] [L48] COND FALSE !(stepLocal_0 <= unsigned_short_int_Array_0[0]) [L54] EXPR unsigned_long_int_Array_0[1][1] [L54] unsigned long int stepLocal_1 = unsigned_long_int_Array_0[1][1]; [L55] EXPR unsigned_long_int_Array_0[0][0] [L55] COND TRUE unsigned_long_int_Array_0[0][0] >= stepLocal_1 [L56] EXPR float_Array_0[0][0] [L56] EXPR ((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]) [L56] float_Array_0[0][1] = ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))) [L60] EXPR float_Array_0[1][0] [L60] EXPR float_Array_0[0][0] [L60] EXPR ((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0]) [L60] EXPR float_Array_0[0][0] [L60] EXPR ((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0]) [L60] EXPR float_Array_0[0][1] [L60] EXPR ((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1]) [L60] EXPR float_Array_0[0][1] [L60] EXPR ((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1]) [L60] COND FALSE !(float_Array_0[1][0] >= ((((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1])))) [L63] EXPR unsigned_long_int_Array_0[0][0] [L63] EXPR unsigned_long_int_Array_0[1][0] [L63] COND FALSE !(! (unsigned_long_int_Array_0[0][0] <= unsigned_long_int_Array_0[1][0])) [L110] RET step() [L111] CALL, EXPR property() [L101] EXPR BOOL_unsigned_char_Array_0[0][0] [L101] EXPR BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0])) [L101] EXPR unsigned_short_int_Array_0[1] [L101] EXPR unsigned_short_int_Array_0[0] [L101] EXPR (unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1 [L101] EXPR BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0])) [L101] EXPR (BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0]))) && ((unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0])))))) [L101] EXPR unsigned_long_int_Array_0[0][0] [L101] EXPR unsigned_long_int_Array_0[1][1] [L101] EXPR (unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0]))))) [L101] EXPR float_Array_0[0][1] [L101] EXPR float_Array_0[0][0] [L101] EXPR ((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]) [L101] EXPR float_Array_0[0][0] [L101] EXPR ((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]) [L101] EXPR (unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0]))))) [L101] EXPR (BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0]))) && ((unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0])))))) [L101] EXPR ((BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0]))) && ((unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0]))))))) && ((float_Array_0[1][0] >= ((((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1])))) ? (float_Array_0[1][1] == ((float) float_Array_0[1][0])) : ((! (unsigned_long_int_Array_0[0][0] <= unsigned_long_int_Array_0[1][0])) ? (float_Array_0[1][1] == ((float) float_Array_0[0][0])) : 1)) [L101] EXPR float_Array_0[1][0] [L101] EXPR float_Array_0[0][0] [L101] EXPR ((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0]) [L101] EXPR float_Array_0[0][0] [L101] EXPR ((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0]) [L101] EXPR float_Array_0[0][1] [L101] EXPR ((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1]) [L101] EXPR float_Array_0[0][1] [L101] EXPR ((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1]) [L101] EXPR (float_Array_0[1][0] >= ((((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1])))) ? (float_Array_0[1][1] == ((float) float_Array_0[1][0])) : ((! (unsigned_long_int_Array_0[0][0] <= unsigned_long_int_Array_0[1][0])) ? (float_Array_0[1][1] == ((float) float_Array_0[0][0])) : 1) [L101] EXPR float_Array_0[1][1] [L101] EXPR float_Array_0[1][0] [L101] EXPR (float_Array_0[1][0] >= ((((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1])))) ? (float_Array_0[1][1] == ((float) float_Array_0[1][0])) : ((! (unsigned_long_int_Array_0[0][0] <= unsigned_long_int_Array_0[1][0])) ? (float_Array_0[1][1] == ((float) float_Array_0[0][0])) : 1) [L101] EXPR ((BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0]))) && ((unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0]))))))) && ((float_Array_0[1][0] >= ((((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1])))) ? (float_Array_0[1][1] == ((float) float_Array_0[1][0])) : ((! (unsigned_long_int_Array_0[0][0] <= unsigned_long_int_Array_0[1][0])) ? (float_Array_0[1][1] == ((float) float_Array_0[0][0])) : 1)) [L101] EXPR (((BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0]))) && ((unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0]))))))) && ((float_Array_0[1][0] >= ((((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1])))) ? (float_Array_0[1][1] == ((float) float_Array_0[1][0])) : ((! (unsigned_long_int_Array_0[0][0] <= unsigned_long_int_Array_0[1][0])) ? (float_Array_0[1][1] == ((float) float_Array_0[0][0])) : 1))) && ((float_Array_0[0][0] != float_Array_0[1][0]) ? ((BOOL_unsigned_char_Array_0[1][1] || BOOL_unsigned_char_Array_0[1][0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][0] || BOOL_unsigned_char_Array_0[0][1]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1]))) [L101-L102] return (((BOOL_unsigned_char_Array_0[0][0] ? ((unsigned_short_int_Array_0[1] <= unsigned_short_int_Array_0[0]) ? (unsigned_long_int_Array_0[1][1] == ((unsigned long int) (((((unsigned_short_int_Array_0[1]) > ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1]))) ? (unsigned_short_int_Array_0[1]) : ((unsigned_short_int_Array_0[0] + unsigned_long_int_Array_0[0][1])))) + (unsigned_long_int_Array_0[1][0] - unsigned_long_int_Array_0[0][0])))) : 1) : (unsigned_long_int_Array_0[1][1] == ((unsigned long int) unsigned_long_int_Array_0[0][0]))) && ((unsigned_long_int_Array_0[0][0] >= unsigned_long_int_Array_0[1][1]) ? (float_Array_0[0][1] == ((float) ((((0.5f) < (float_Array_0[0][0])) ? (0.5f) : (float_Array_0[0][0]))))) : (float_Array_0[0][1] == ((float) ((((float_Array_0[0][0]) < (float_Array_0[1][0])) ? (float_Array_0[0][0]) : (float_Array_0[1][0]))))))) && ((float_Array_0[1][0] >= ((((((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) < (float_Array_0[0][1])) ? (((((128.175f) > (float_Array_0[0][0])) ? (128.175f) : (float_Array_0[0][0])))) : (float_Array_0[0][1])))) ? (float_Array_0[1][1] == ((float) float_Array_0[1][0])) : ((! (unsigned_long_int_Array_0[0][0] <= unsigned_long_int_Array_0[1][0])) ? (float_Array_0[1][1] == ((float) float_Array_0[0][0])) : 1))) && ((float_Array_0[0][0] != float_Array_0[1][0]) ? ((BOOL_unsigned_char_Array_0[1][1] || BOOL_unsigned_char_Array_0[1][0]) ? (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) (BOOL_unsigned_char_Array_0[1][0] || BOOL_unsigned_char_Array_0[0][1]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1]))) : (BOOL_unsigned_char_Array_0[0][0] == ((unsigned char) BOOL_unsigned_char_Array_0[0][1]))) ; [L111] RET, EXPR property() [L111] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_long_int_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 1, TraceHistogramMax: 18, 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=45occurred 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, 2.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 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 12:23:39,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 153786ff23d1f4ad1fa22216334d8f153d923a58dff5067a8f60a9c72819150b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:23:41,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:23:41,849 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:23:41,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:23:41,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:23:41,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:23:41,885 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:23:41,885 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:23:41,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:23:41,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:23:41,887 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:23:41,887 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:23:41,888 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:23:41,888 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:23:41,889 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:23:41,889 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:23:41,890 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:23:41,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:23:41,891 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:23:41,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:23:41,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:23:41,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:23:41,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:23:41,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:23:41,898 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:23:41,898 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:23:41,898 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:23:41,899 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:23:41,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:23:41,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:23:41,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:23:41,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:23:41,901 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:23:41,901 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:23:41,902 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:23:41,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:41,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:23:41,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:23:41,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:23:41,904 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:23:41,904 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:23:41,905 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:23:41,905 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:23:41,905 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:23:41,905 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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153786ff23d1f4ad1fa22216334d8f153d923a58dff5067a8f60a9c72819150b [2024-11-02 12:23:42,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:23:42,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:23:42,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:23:42,545 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:23:42,550 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:23:42,551 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i Unable to find full path for "g++" [2024-11-02 12:23:44,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:23:45,308 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:23:45,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i [2024-11-02 12:23:45,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data/8aca5266a/bb76376ddce14a92b01218f9d6dc2ee7/FLAGaa8b2dc32 [2024-11-02 12:23:45,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/data/8aca5266a/bb76376ddce14a92b01218f9d6dc2ee7 [2024-11-02 12:23:45,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:23:45,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:23:45,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:45,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:23:45,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:23:45,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:45,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c93cc21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:45, skipping insertion in model container [2024-11-02 12:23:45,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:23:45" (1/1) ... [2024-11-02 12:23:45,630 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:23:45,863 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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i[916,929] [2024-11-02 12:23:45,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:46,023 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:23:46,038 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_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-25.i[916,929] [2024-11-02 12:23:46,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:23:46,174 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:23:46,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46 WrapperNode [2024-11-02 12:23:46,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:23:46,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:46,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:23:46,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:23:46,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,292 INFO L138 Inliner]: procedures = 36, calls = 179, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2024-11-02 12:23:46,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:23:46,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:23:46,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:23:46,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:23:46,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,361 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,366 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:23:46,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:23:46,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:23:46,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:23:46,381 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (1/1) ... [2024-11-02 12:23:46,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:23:46,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:23:46,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:23:46,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:23:46,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:23:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-02 12:23:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-02 12:23:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:23:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-02 12:23:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-02 12:23:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-02 12:23:46,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-02 12:23:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-02 12:23:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-02 12:23:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:23:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:23:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:23:46,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:23:46,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-02 12:23:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-02 12:23:46,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-02 12:23:46,591 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:23:46,593 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:23:47,437 INFO L? ?]: Removed 150 outVars from TransFormulas that were not future-live. [2024-11-02 12:23:47,437 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:23:47,454 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:23:47,454 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:23:47,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:47 BoogieIcfgContainer [2024-11-02 12:23:47,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:23:47,457 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:23:47,457 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:23:47,460 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:23:47,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:23:45" (1/3) ... [2024-11-02 12:23:47,461 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2db2cd53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:47, skipping insertion in model container [2024-11-02 12:23:47,461 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:23:46" (2/3) ... [2024-11-02 12:23:47,462 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2db2cd53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:23:47, skipping insertion in model container [2024-11-02 12:23:47,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:23:47" (3/3) ... [2024-11-02 12:23:47,463 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-25.i [2024-11-02 12:23:47,476 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:23:47,476 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:23:47,540 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:23:47,547 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;@2b445964, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:23:47,547 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:23:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 103 states have (on average 1.4271844660194175) internal successors, (147), 104 states have internal predecessors, (147), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-02 12:23:47,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-02 12:23:47,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:47,566 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:47,567 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:47,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:47,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1269082004, now seen corresponding path program 1 times [2024-11-02 12:23:47,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:47,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1411054218] [2024-11-02 12:23:47,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:47,591 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 12:23:47,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:47,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:47,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:48,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:23:48,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:48,166 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-11-02 12:23:48,167 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:48,167 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:48,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1411054218] [2024-11-02 12:23:48,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1411054218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:48,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:48,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:23:48,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501033400] [2024-11-02 12:23:48,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:48,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:23:48,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:48,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:23:48,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:23:48,215 INFO L87 Difference]: Start difference. First operand has 124 states, 103 states have (on average 1.4271844660194175) internal successors, (147), 104 states have internal predecessors, (147), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-02 12:23:48,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:23:48,260 INFO L93 Difference]: Finished difference Result 241 states and 378 transitions. [2024-11-02 12:23:48,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:23:48,264 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 144 [2024-11-02 12:23:48,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:23:48,272 INFO L225 Difference]: With dead ends: 241 [2024-11-02 12:23:48,272 INFO L226 Difference]: Without dead ends: 120 [2024-11-02 12:23:48,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:23:48,278 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:23:48,280 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:23:48,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-02 12:23:48,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-11-02 12:23:48,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 100 states have (on average 1.4) internal successors, (140), 100 states have internal predecessors, (140), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-02 12:23:48,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 176 transitions. [2024-11-02 12:23:48,345 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 176 transitions. Word has length 144 [2024-11-02 12:23:48,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:23:48,346 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 176 transitions. [2024-11-02 12:23:48,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-02 12:23:48,347 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 176 transitions. [2024-11-02 12:23:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-02 12:23:48,351 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:48,352 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:48,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:48,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:48,553 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:48,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:48,554 INFO L85 PathProgramCache]: Analyzing trace with hash 2080754636, now seen corresponding path program 1 times [2024-11-02 12:23:48,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:48,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [400721121] [2024-11-02 12:23:48,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:48,555 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 12:23:48,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:48,559 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:48,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:49,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-02 12:23:49,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:50,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2024-11-02 12:23:50,253 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 22 treesize of output 15 [2024-11-02 12:23:50,355 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 22 treesize of output 15 [2024-11-02 12:23:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-02 12:23:50,444 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:50,444 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:50,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [400721121] [2024-11-02 12:23:50,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [400721121] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:50,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:50,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-02 12:23:50,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269725894] [2024-11-02 12:23:50,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:50,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-02 12:23:50,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:50,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-02 12:23:50,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-02 12:23:50,453 INFO L87 Difference]: Start difference. First operand 120 states and 176 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-02 12:23:51,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:23:51,990 INFO L93 Difference]: Finished difference Result 295 states and 434 transitions. [2024-11-02 12:23:51,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-02 12:23:51,991 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 144 [2024-11-02 12:23:51,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:23:51,994 INFO L225 Difference]: With dead ends: 295 [2024-11-02 12:23:51,994 INFO L226 Difference]: Without dead ends: 178 [2024-11-02 12:23:52,002 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-02 12:23:52,003 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 281 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 368 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-02 12:23:52,004 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 457 Invalid, 373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 368 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-02 12:23:52,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-02 12:23:52,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 138. [2024-11-02 12:23:52,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 118 states have (on average 1.4152542372881356) internal successors, (167), 118 states have internal predecessors, (167), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-02 12:23:52,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 203 transitions. [2024-11-02 12:23:52,027 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 203 transitions. Word has length 144 [2024-11-02 12:23:52,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:23:52,029 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 203 transitions. [2024-11-02 12:23:52,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 6 states have internal predecessors, (57), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2024-11-02 12:23:52,030 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 203 transitions. [2024-11-02 12:23:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-02 12:23:52,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:23:52,033 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:52,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:52,237 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:52,240 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:23:52,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:23:52,240 INFO L85 PathProgramCache]: Analyzing trace with hash -987335367, now seen corresponding path program 1 times [2024-11-02 12:23:52,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:23:52,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1656913095] [2024-11-02 12:23:52,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:23:52,242 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 12:23:52,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:23:52,246 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:52,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2f4fd58-55bb-4529-a9c4-46f02924b8ec/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 12:23:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:23:52,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-02 12:23:52,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:23:53,519 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 12:23:53,669 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 18 treesize of output 13 [2024-11-02 12:23:53,738 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 18 treesize of output 13 [2024-11-02 12:23:53,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-02 12:23:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-11-02 12:23:53,929 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:23:53,929 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:23:53,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1656913095] [2024-11-02 12:23:53,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1656913095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:23:53,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:23:53,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-02 12:23:53,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632475357] [2024-11-02 12:23:53,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:23:53,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-02 12:23:53,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:23:53,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-02 12:23:53,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-02 12:23:53,932 INFO L87 Difference]: Start difference. First operand 138 states and 203 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18)