./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire --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 f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:14:00,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:14:00,371 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:14:00,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:14:00,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:14:00,404 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:14:00,405 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:14:00,405 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:14:00,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:14:00,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:14:00,408 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:14:00,408 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:14:00,409 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:14:00,410 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:14:00,410 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:14:00,411 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:14:00,412 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:14:00,412 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:14:00,413 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:14:00,414 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:14:00,414 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:14:00,419 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:14:00,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:14:00,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:14:00,422 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:14:00,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:14:00,423 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:14:00,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:14:00,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:14:00,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:14:00,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:14:00,426 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:14:00,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:14:00,427 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:14:00,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:14:00,428 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:14:00,428 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:14:00,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:00,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:14:00,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:14:00,429 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:14:00,430 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:14:00,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:14:00,430 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:14:00,431 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:14:00,431 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:14:00,432 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:14:00,432 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_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 [2023-11-23 21:14:00,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:14:00,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:14:00,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:14:00,785 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:14:00,786 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:14:00,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-23 21:14:03,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:14:04,071 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:14:04,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-23 21:14:04,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data/f7ab3be70/53621295d7614538af707b7baa7b8e1d/FLAGb1158b6c9 [2023-11-23 21:14:04,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data/f7ab3be70/53621295d7614538af707b7baa7b8e1d [2023-11-23 21:14:04,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:14:04,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:14:04,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:04,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:14:04,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:14:04,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0f5ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04, skipping insertion in model container [2023-11-23 21:14:04,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:14:04,302 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-23 21:14:04,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:04,396 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:14:04,409 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-23 21:14:04,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:04,519 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:14:04,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04 WrapperNode [2023-11-23 21:14:04,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:04,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:04,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:14:04,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:14:04,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,603 INFO L138 Inliner]: procedures = 29, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 444 [2023-11-23 21:14:04,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:04,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:14:04,604 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:14:04,605 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:14:04,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:14:04,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:14:04,683 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:14:04,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:14:04,684 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (1/1) ... [2023-11-23 21:14:04,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:04,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:04,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:14:04,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:14:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:14:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-23 21:14:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:14:04,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-23 21:14:04,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:14:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-23 21:14:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:14:04,785 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:14:04,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:14:04,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:14:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:14:04,951 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:14:04,954 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:14:05,583 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:14:06,206 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:14:06,207 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:14:06,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:06 BoogieIcfgContainer [2023-11-23 21:14:06,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:14:06,212 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:14:06,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:14:06,216 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:14:06,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:14:04" (1/3) ... [2023-11-23 21:14:06,218 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c0caa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:06, skipping insertion in model container [2023-11-23 21:14:06,218 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:04" (2/3) ... [2023-11-23 21:14:06,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72c0caa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:06, skipping insertion in model container [2023-11-23 21:14:06,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:06" (3/3) ... [2023-11-23 21:14:06,222 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-4.i [2023-11-23 21:14:06,242 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:14:06,242 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:14:06,311 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:14:06,318 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@7d5680e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:14:06,318 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:14:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-23 21:14:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 21:14:06,335 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:06,337 INFO L195 NwaCegarLoop]: trace histogram [15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:06,338 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:06,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:06,346 INFO L85 PathProgramCache]: Analyzing trace with hash -988122261, now seen corresponding path program 1 times [2023-11-23 21:14:06,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:06,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140397006] [2023-11-23 21:14:06,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:06,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:06,693 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:06,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1075740756] [2023-11-23 21:14:06,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:06,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:06,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:06,697 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:06,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:14:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:14:08,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:14:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:14:10,754 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:14:10,757 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:14:10,758 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:14:10,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:14:10,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:14:10,983 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:14:10,986 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:14:11,030 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-23 21:14:11,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-23 21:14:11,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-23 21:14:11,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-23 21:14:11,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-23 21:14:11,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-23 21:14:11,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-23 21:14:11,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-23 21:14:11,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-23 21:14:11,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-23 21:14:11,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-23 21:14:11,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-23 21:14:11,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-23 21:14:11,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-23 21:14:11,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-23 21:14:11,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-23 21:14:11,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-23 21:14:11,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-23 21:14:11,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-23 21:14:11,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-23 21:14:11,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 21:14:11,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-23 21:14:11,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-23 21:14:11,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-23 21:14:11,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-23 21:14:11,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-23 21:14:11,045 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-23 21:14:11,045 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-23 21:14:11,045 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 21:14:11,046 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-23 21:14:11,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-23 21:14:11,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-23 21:14:11,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-23 21:14:11,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-23 21:14:11,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-23 21:14:11,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-23 21:14:11,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-23 21:14:11,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-11-23 21:14:11,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-23 21:14:11,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-23 21:14:11,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-23 21:14:11,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-23 21:14:11,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-23 21:14:11,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-23 21:14:11,061 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-23 21:14:11,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-23 21:14:11,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-23 21:14:11,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-23 21:14:11,062 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-23 21:14:11,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-23 21:14:11,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-23 21:14:11,063 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-23 21:14:11,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-23 21:14:11,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-23 21:14:11,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-23 21:14:11,064 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-23 21:14:11,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-23 21:14:11,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-23 21:14:11,065 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-23 21:14:11,066 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-23 21:14:11,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-23 21:14:11,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-23 21:14:11,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-23 21:14:11,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-23 21:14:11,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-23 21:14:11,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-23 21:14:11,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-23 21:14:11,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-23 21:14:11,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-23 21:14:11,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-23 21:14:11,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-23 21:14:11,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-23 21:14:11,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-23 21:14:11,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-23 21:14:11,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-23 21:14:11,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-23 21:14:11,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-23 21:14:11,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-23 21:14:11,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:14:11 BoogieIcfgContainer [2023-11-23 21:14:11,114 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:14:11,115 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:14:11,115 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:14:11,116 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:14:11,116 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:06" (3/4) ... [2023-11-23 21:14:11,118 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:14:11,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:14:11,121 INFO L158 Benchmark]: Toolchain (without parser) took 7004.95ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 104.8MB in the beginning and 123.1MB in the end (delta: -18.4MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-11-23 21:14:11,122 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory was 61.0MB in the beginning and 60.8MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:14:11,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.70ms. Allocated memory is still 144.7MB. Free memory was 104.3MB in the beginning and 88.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:14:11,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.64ms. Allocated memory is still 144.7MB. Free memory was 88.6MB in the beginning and 84.2MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:14:11,123 INFO L158 Benchmark]: Boogie Preprocessor took 77.62ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 80.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:14:11,124 INFO L158 Benchmark]: RCFGBuilder took 1527.31ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 80.4MB in the beginning and 139.7MB in the end (delta: -59.3MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-11-23 21:14:11,125 INFO L158 Benchmark]: TraceAbstraction took 4902.28ms. Allocated memory is still 180.4MB. Free memory was 138.7MB in the beginning and 123.1MB in the end (delta: 15.6MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2023-11-23 21:14:11,125 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 180.4MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:14:11,129 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 113.2MB. Free memory was 61.0MB in the beginning and 60.8MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.70ms. Allocated memory is still 144.7MB. Free memory was 104.3MB in the beginning and 88.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.64ms. Allocated memory is still 144.7MB. Free memory was 88.6MB in the beginning and 84.2MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.62ms. Allocated memory is still 144.7MB. Free memory was 84.2MB in the beginning and 80.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1527.31ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 80.4MB in the beginning and 139.7MB in the end (delta: -59.3MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4902.28ms. Allocated memory is still 180.4MB. Free memory was 138.7MB in the beginning and 123.1MB in the end (delta: 15.6MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 180.4MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] float float_Array_0[2][2] = { {99.6, 127.5}, {256.5, 16.5} }; [L25-L27] signed short int signed_short_int_Array_0[1] = { -25 }; [L28-L30] unsigned char unsigned_char_Array_0[2][2] = { {4, 8}, {4, 0} }; [L31-L33] unsigned long int unsigned_long_int_Array_0[2] = { 10, 4288034294 }; [L34-L36] unsigned short int unsigned_short_int_Array_0[2] = { 4, 5 }; [L37] unsigned char last_1_unsigned_char_Array_0_1__1_ = 0; [L38] unsigned long int last_1_unsigned_long_int_Array_0_0_ = 10; [L97] isInitial = 1 [L98] FCALL initially() [L99] COND TRUE 1 [L100] CALL updateLastVariables() [L89] EXPR unsigned_char_Array_0[1][1] [L89] last_1_unsigned_char_Array_0_1__1_ = unsigned_char_Array_0[1][1] [L90] EXPR unsigned_long_int_Array_0[0] [L90] last_1_unsigned_long_int_Array_0_0_ = unsigned_long_int_Array_0[0] [L100] RET updateLastVariables() [L101] CALL updateVariables() [L64] float_Array_0[0][0] = __VERIFIER_nondet_float() [L65] EXPR float_Array_0[0][0] [L65] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F [L65] EXPR float_Array_0[0][0] [L65] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F [L65] EXPR (float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L65] CALL assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 9223372.036854776000e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L66] float_Array_0[1][0] = __VERIFIER_nondet_float() [L67] EXPR float_Array_0[1][0] [L67] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L67] EXPR float_Array_0[1][0] [L67] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L67] EXPR (float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] CALL assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not((float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] EXPR float_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] CALL assume_abort_if_not(float_Array_0[1][0] != 0.0F) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(float_Array_0[1][0] != 0.0F) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L69] float_Array_0[0][1] = __VERIFIER_nondet_float() [L70] EXPR float_Array_0[0][1] [L70] EXPR float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F [L70] EXPR (float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F ) [L70] EXPR float_Array_0[0][1] [L70] EXPR float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F [L70] EXPR float_Array_0[0][1] [L70] EXPR float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F [L70] EXPR (float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] CALL assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((float_Array_0[0][1] >= -922337.2036854776000e+13F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854776000e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L71] float_Array_0[1][1] = __VERIFIER_nondet_float() [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F [L72] EXPR (float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F ) [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F [L72] EXPR float_Array_0[1][1] [L72] EXPR float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F [L72] EXPR (float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L72] CALL assume_abort_if_not((float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((float_Array_0[1][1] >= -922337.2036854776000e+13F && float_Array_0[1][1] <= -1.0e-20F) || (float_Array_0[1][1] <= 9223372.036854776000e+12F && float_Array_0[1][1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] EXPR float_Array_0[1][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] CALL assume_abort_if_not(float_Array_0[1][1] != 0.0F) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(float_Array_0[1][1] != 0.0F) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L74] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L75] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] EXPR signed_short_int_Array_0[0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] CALL assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L78] unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L79] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L79] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] EXPR unsigned_char_Array_0[1][0] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] <= 254) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(unsigned_char_Array_0[1][0] <= 254) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L81] unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L82] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L82] CALL assume_abort_if_not(unsigned_char_Array_0[0][1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(unsigned_char_Array_0[0][1] >= 0) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] EXPR unsigned_char_Array_0[0][1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] CALL assume_abort_if_not(unsigned_char_Array_0[0][1] <= 254) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(unsigned_char_Array_0[0][1] <= 254) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L84] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L85] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L85] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 2147483647) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L86] EXPR unsigned_long_int_Array_0[1] VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L86] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [\old(cond)=1, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L101] RET updateVariables() [L102] CALL step() [L42] EXPR signed_short_int_Array_0[0] [L42] unsigned long int stepLocal_2 = last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]; [L43] COND TRUE stepLocal_2 != (last_1_unsigned_char_Array_0_1__1_ - 64) [L44] EXPR unsigned_char_Array_0[1][0] [L44] EXPR unsigned_char_Array_0[0][1] [L44] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L44] EXPR unsigned_char_Array_0[1][0] [L44] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L44] unsigned_char_Array_0[0][0] = ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))) [L48] EXPR float_Array_0[0][0] [L48] EXPR float_Array_0[0][1] [L48] EXPR float_Array_0[1][1] [L48] EXPR float_Array_0[1][0] [L48] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L48] EXPR float_Array_0[1][1] [L48] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L48] COND FALSE !((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) [L51] EXPR unsigned_long_int_Array_0[1] [L51] EXPR unsigned_char_Array_0[1][0] [L51] unsigned_long_int_Array_0[0] = (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]) [L53] EXPR unsigned_char_Array_0[0][1] [L53] unsigned_char_Array_0[1][1] = unsigned_char_Array_0[0][1] [L54] EXPR unsigned_char_Array_0[1][1] [L54] unsigned_short_int_Array_0[0] = unsigned_char_Array_0[1][1] [L55] EXPR signed_short_int_Array_0[0] [L55] signed long int stepLocal_1 = - signed_short_int_Array_0[0]; [L56] EXPR unsigned_short_int_Array_0[0] [L56] EXPR signed_short_int_Array_0[0] [L56] signed long int stepLocal_0 = unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]; [L57] EXPR unsigned_short_int_Array_0[0] [L57] COND FALSE !(stepLocal_0 >= unsigned_short_int_Array_0[0]) [L102] RET step() [L103] CALL, EXPR property() [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR signed_short_int_Array_0[0] [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR ((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1 [L93] EXPR (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1])) [L93] EXPR unsigned_short_int_Array_0[0] [L93] EXPR unsigned_char_Array_0[1][1] [L93] EXPR (((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1])) [L93] EXPR ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))) [L93] EXPR signed_short_int_Array_0[0] [L93] EXPR ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))) [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR unsigned_char_Array_0[0][1] [L93] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR ((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]) [L93] EXPR ((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))) [L93] EXPR ((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0])))))) [L93] EXPR (((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))) [L93] EXPR float_Array_0[0][0] [L93] EXPR float_Array_0[0][1] [L93] EXPR float_Array_0[1][1] [L93] EXPR float_Array_0[1][0] [L93] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L93] EXPR float_Array_0[1][1] [L93] EXPR ((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]) [L93] EXPR ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))) [L93] EXPR unsigned_long_int_Array_0[0] [L93] EXPR unsigned_char_Array_0[1][0] [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0]) [L93] EXPR unsigned_char_Array_0[0][0] [L93] EXPR ((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0]) [L93] EXPR ((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))) [L93] EXPR (((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0])))) [L93] EXPR ((((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))) && (unsigned_char_Array_0[1][1] == ((unsigned char) unsigned_char_Array_0[0][1])) [L93-L94] return ((((((unsigned_short_int_Array_0[0] / signed_short_int_Array_0[0]) >= unsigned_short_int_Array_0[0]) ? (((- signed_short_int_Array_0[0]) > unsigned_short_int_Array_0[0]) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) ((((unsigned_char_Array_0[0][0]) < (unsigned_char_Array_0[1][1])) ? (unsigned_char_Array_0[0][0]) : (unsigned_char_Array_0[1][1]))))) : 1) : 1) && (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[1][1]))) && (((last_1_unsigned_long_int_Array_0_0_ / signed_short_int_Array_0[0]) != (last_1_unsigned_char_Array_0_1__1_ - 64)) ? (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[1][0]) > (unsigned_char_Array_0[0][1])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][1]))))) : (unsigned_char_Array_0[0][0] == ((unsigned char) ((((unsigned_char_Array_0[0][1]) < (unsigned_char_Array_0[1][0])) ? (unsigned_char_Array_0[0][1]) : (unsigned_char_Array_0[1][0]))))))) && (((- (float_Array_0[0][0] / 0.6f)) > ((float_Array_0[0][1] + 3.25f) / ((((float_Array_0[1][1]) < (float_Array_0[1][0])) ? (float_Array_0[1][1]) : (float_Array_0[1][0]))))) ? (unsigned_long_int_Array_0[0] == ((unsigned long int) (500u + ((((unsigned_char_Array_0[1][0]) < (unsigned_char_Array_0[0][0])) ? (unsigned_char_Array_0[1][0]) : (unsigned_char_Array_0[0][0])))))) : (unsigned_long_int_Array_0[0] == ((unsigned long int) (unsigned_long_int_Array_0[1] - unsigned_char_Array_0[1][0]))))) && (unsigned_char_Array_0[1][1] == ((unsigned char) unsigned_char_Array_0[0][1])) ; [L103] RET, EXPR property() [L103] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, float_Array_0={4:0}, isInitial=1, last_1_unsigned_char_Array_0_1__1_=0, last_1_unsigned_long_int_Array_0_0_=10, signed_short_int_Array_0={5:0}, unsigned_char_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 1, TraceHistogramMax: 15, 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=39occurred 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: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 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 [2023-11-23 21:14:11,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire --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 f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:14:13,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:14:13,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:14:13,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:14:13,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:14:14,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:14:14,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:14:14,032 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:14:14,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:14:14,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:14:14,038 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:14:14,039 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:14:14,039 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:14:14,041 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:14:14,041 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:14:14,042 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:14:14,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:14:14,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:14:14,044 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:14:14,045 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:14:14,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:14:14,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:14:14,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:14:14,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:14:14,047 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:14:14,047 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:14:14,048 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:14:14,048 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:14:14,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:14:14,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:14:14,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:14:14,051 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:14:14,051 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:14:14,051 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:14:14,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:14,052 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:14:14,052 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:14:14,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:14:14,053 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:14:14,054 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:14:14,054 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:14:14,054 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:14:14,055 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:14:14,055 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:14:14,055 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_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0c11a71501857fba3402e4bb377289983d3b24a383b44d5d668b185a2e73be4 [2023-11-23 21:14:14,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:14:14,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:14:14,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:14:14,471 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:14:14,472 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:14:14,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-23 21:14:17,734 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:14:18,012 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:14:18,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i [2023-11-23 21:14:18,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data/8505765e8/8d80555391474b5ba5fdceed39eeeb48/FLAG98107d963 [2023-11-23 21:14:18,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/data/8505765e8/8d80555391474b5ba5fdceed39eeeb48 [2023-11-23 21:14:18,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:14:18,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:14:18,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:18,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:14:18,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:14:18,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b708d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18, skipping insertion in model container [2023-11-23 21:14:18,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,080 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:14:18,234 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-23 21:14:18,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:18,408 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:14:18,425 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-4.i[915,928] [2023-11-23 21:14:18,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:18,534 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:14:18,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18 WrapperNode [2023-11-23 21:14:18,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:18,536 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:18,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:14:18,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:14:18,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,655 INFO L138 Inliner]: procedures = 36, calls = 161, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 443 [2023-11-23 21:14:18,655 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:18,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:14:18,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:14:18,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:14:18,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,687 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:14:18,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:14:18,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:14:18,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:14:18,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (1/1) ... [2023-11-23 21:14:18,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:18,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:18,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:14:18,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:14:18,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:14:18,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-23 21:14:18,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-23 21:14:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:14:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 21:14:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-23 21:14:18,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 21:14:18,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-23 21:14:18,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-23 21:14:18,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-23 21:14:18,888 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:14:18,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:14:18,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:14:18,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:14:18,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-23 21:14:18,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-23 21:14:18,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 21:14:19,048 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:14:19,051 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:14:27,737 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:14:27,838 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:14:27,841 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:14:27,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:27 BoogieIcfgContainer [2023-11-23 21:14:27,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:14:27,845 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:14:27,846 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:14:27,850 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:14:27,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:14:18" (1/3) ... [2023-11-23 21:14:27,852 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c5f44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:27, skipping insertion in model container [2023-11-23 21:14:27,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:18" (2/3) ... [2023-11-23 21:14:27,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c5f44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:27, skipping insertion in model container [2023-11-23 21:14:27,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:27" (3/3) ... [2023-11-23 21:14:27,857 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-4.i [2023-11-23 21:14:27,879 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:14:27,879 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:14:27,949 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:14:27,957 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@77c7de52, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:14:27,957 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:14:27,961 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 85 states have (on average 1.4588235294117646) internal successors, (124), 86 states have internal predecessors, (124), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-23 21:14:27,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 21:14:27,983 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:27,983 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:27,988 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:27,997 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:27,997 INFO L85 PathProgramCache]: Analyzing trace with hash -463568337, now seen corresponding path program 1 times [2023-11-23 21:14:28,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:28,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1114995450] [2023-11-23 21:14:28,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:28,019 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:28,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:28,026 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:14:28,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:14:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:28,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:14:28,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2023-11-23 21:14:28,948 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:28,948 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:28,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1114995450] [2023-11-23 21:14:28,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1114995450] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:28,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:28,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:14:28,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344117796] [2023-11-23 21:14:28,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:28,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:14:28,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:29,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:14:29,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:14:29,007 INFO L87 Difference]: Start difference. First operand has 103 states, 85 states have (on average 1.4588235294117646) internal successors, (124), 86 states have internal predecessors, (124), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 21:14:29,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:29,107 INFO L93 Difference]: Finished difference Result 203 states and 321 transitions. [2023-11-23 21:14:29,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:14:29,109 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2023-11-23 21:14:29,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:29,118 INFO L225 Difference]: With dead ends: 203 [2023-11-23 21:14:29,119 INFO L226 Difference]: Without dead ends: 101 [2023-11-23 21:14:29,123 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:14:29,126 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:29,128 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 145 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:14:29,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-23 21:14:29,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2023-11-23 21:14:29,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 84 states have (on average 1.4166666666666667) internal successors, (119), 84 states have internal predecessors, (119), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-23 21:14:29,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 149 transitions. [2023-11-23 21:14:29,176 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 149 transitions. Word has length 125 [2023-11-23 21:14:29,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:29,177 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 149 transitions. [2023-11-23 21:14:29,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 21:14:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 149 transitions. [2023-11-23 21:14:29,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 21:14:29,181 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:29,182 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:29,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:29,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:29,408 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:29,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:29,409 INFO L85 PathProgramCache]: Analyzing trace with hash 224624069, now seen corresponding path program 1 times [2023-11-23 21:14:29,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:29,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [134811499] [2023-11-23 21:14:29,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:29,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:29,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:29,412 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:14:29,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:14:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:30,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:14:30,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:30,329 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2023-11-23 21:14:30,332 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:30,332 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:30,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [134811499] [2023-11-23 21:14:30,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [134811499] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:30,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:30,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:14:30,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617458252] [2023-11-23 21:14:30,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:30,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:14:30,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:30,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:14:30,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:14:30,338 INFO L87 Difference]: Start difference. First operand 101 states and 149 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 21:14:30,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:30,595 INFO L93 Difference]: Finished difference Result 207 states and 306 transitions. [2023-11-23 21:14:30,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:14:30,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2023-11-23 21:14:30,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:30,602 INFO L225 Difference]: With dead ends: 207 [2023-11-23 21:14:30,602 INFO L226 Difference]: Without dead ends: 107 [2023-11-23 21:14:30,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:30,606 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 10 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:30,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 427 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:14:30,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-11-23 21:14:30,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 103. [2023-11-23 21:14:30,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 86 states have (on average 1.4069767441860466) internal successors, (121), 86 states have internal predecessors, (121), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-23 21:14:30,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 151 transitions. [2023-11-23 21:14:30,631 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 151 transitions. Word has length 125 [2023-11-23 21:14:30,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:30,632 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 151 transitions. [2023-11-23 21:14:30,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 21:14:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 151 transitions. [2023-11-23 21:14:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 21:14:30,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:30,640 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:30,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:14:30,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:30,855 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:30,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:30,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1652439161, now seen corresponding path program 1 times [2023-11-23 21:14:30,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:30,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [141439569] [2023-11-23 21:14:30,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:30,857 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:30,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:30,859 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:14:30,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:14:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:31,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:14:31,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-23 21:14:31,832 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:31,833 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:31,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [141439569] [2023-11-23 21:14:31,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [141439569] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:31,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:31,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:14:31,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559431653] [2023-11-23 21:14:31,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:31,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:14:31,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:31,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:14:31,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:31,836 INFO L87 Difference]: Start difference. First operand 103 states and 151 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-23 21:14:32,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:32,185 INFO L93 Difference]: Finished difference Result 214 states and 313 transitions. [2023-11-23 21:14:32,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 21:14:32,186 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 125 [2023-11-23 21:14:32,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:32,189 INFO L225 Difference]: With dead ends: 214 [2023-11-23 21:14:32,190 INFO L226 Difference]: Without dead ends: 112 [2023-11-23 21:14:32,191 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:14:32,193 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 10 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 556 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:32,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 556 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:14:32,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2023-11-23 21:14:32,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 107. [2023-11-23 21:14:32,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 90 states have (on average 1.3888888888888888) internal successors, (125), 90 states have internal predecessors, (125), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2023-11-23 21:14:32,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2023-11-23 21:14:32,207 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 125 [2023-11-23 21:14:32,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:32,209 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2023-11-23 21:14:32,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-23 21:14:32,209 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2023-11-23 21:14:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-23 21:14:32,212 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:32,213 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:14:32,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-23 21:14:32,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:32,431 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:32,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:32,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1652379579, now seen corresponding path program 1 times [2023-11-23 21:14:32,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:14:32,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [154520847] [2023-11-23 21:14:32,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:32,433 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:14:32,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:14:32,435 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:14:32,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:14:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:33,521 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 21:14:33,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:33,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 12 [2023-11-23 21:14:37,770 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 19 treesize of output 14 [2023-11-23 21:14:38,498 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 19 treesize of output 14 [2023-11-23 21:14:39,244 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 19 treesize of output 14 [2023-11-23 21:14:39,811 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 22 treesize of output 14 [2023-11-23 21:14:40,520 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 90 proven. 198 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-23 21:14:40,520 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:14:41,843 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:14:41,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [154520847] [2023-11-23 21:14:41,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [154520847] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:14:41,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1927886164] [2023-11-23 21:14:41,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:41,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:14:41,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:14:41,880 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:14:41,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_068cfa23-5d26-40c5-93c8-8c3057e8de7e/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:14:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:43,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:14:43,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:43,774 INFO L349 Elim1Store]: treesize reduction 3, result has 78.6 percent of original size [2023-11-23 21:14:43,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 23 [2023-11-23 21:14:45,915 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 11 treesize of output 7 [2023-11-23 21:14:46,603 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-23 21:14:46,604 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:46,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1927886164] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:46,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 21:14:46,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 13 [2023-11-23 21:14:46,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691878081] [2023-11-23 21:14:46,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:46,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:14:46,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:14:46,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:14:46,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=205, Unknown=2, NotChecked=0, Total=272 [2023-11-23 21:14:46,608 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-23 21:14:50,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:14:52,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 21:14:55,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:14:57,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []