./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ --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 f973c2bd61febfd05a080e69391fa31f4feb1b698b8895a930b455f19afe4cba --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:53:58,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:53:58,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:53:58,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:53:58,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:53:58,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:53:58,178 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:53:58,179 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:53:58,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:53:58,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:53:58,181 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:53:58,182 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:53:58,182 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:53:58,183 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:53:58,183 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:53:58,184 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:53:58,184 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:53:58,185 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:53:58,185 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:53:58,186 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:53:58,187 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:53:58,187 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:53:58,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:53:58,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:53:58,189 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:53:58,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:53:58,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:53:58,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:53:58,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:53:58,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:53:58,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:53:58,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:53:58,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:53:58,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:53:58,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:53:58,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:53:58,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:53:58,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:53:58,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:53:58,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:53:58,198 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:53:58,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:53:58,200 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:53:58,200 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:53:58,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:53:58,201 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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f973c2bd61febfd05a080e69391fa31f4feb1b698b8895a930b455f19afe4cba [2023-11-19 04:53:58,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:53:58,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:53:58,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:53:58,521 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:53:58,521 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:53:58,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i [2023-11-19 04:54:01,626 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:54:01,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:54:01,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i [2023-11-19 04:54:01,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data/686c075fb/3b02a43e5b6a46fda2149b6dcf5c5325/FLAG5abd6618a [2023-11-19 04:54:01,913 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data/686c075fb/3b02a43e5b6a46fda2149b6dcf5c5325 [2023-11-19 04:54:01,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:54:01,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:54:01,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:54:01,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:54:01,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:54:01,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:54:01" (1/1) ... [2023-11-19 04:54:01,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10326d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:01, skipping insertion in model container [2023-11-19 04:54:01,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:54:01" (1/1) ... [2023-11-19 04:54:01,981 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:54:02,187 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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i[916,929] [2023-11-19 04:54:02,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:54:02,299 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:54:02,313 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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i[916,929] [2023-11-19 04:54:02,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:54:02,391 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:54:02,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02 WrapperNode [2023-11-19 04:54:02,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:54:02,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:54:02,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:54:02,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:54:02,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,483 INFO L138 Inliner]: procedures = 29, calls = 209, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 593 [2023-11-19 04:54:02,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:54:02,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:54:02,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:54:02,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:54:02,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,504 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:54:02,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:54:02,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:54:02,602 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:54:02,603 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (1/1) ... [2023-11-19 04:54:02,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:54:02,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:54:02,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:54:02,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:54:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:54:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:54:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:54:02,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:54:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:54:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:54:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:54:02,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:54:02,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:54:02,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:54:02,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:54:02,896 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:54:02,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:54:03,652 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:54:04,838 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:54:04,838 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:54:04,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:04 BoogieIcfgContainer [2023-11-19 04:54:04,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:54:04,851 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:54:04,852 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:54:04,855 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:54:04,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:54:01" (1/3) ... [2023-11-19 04:54:04,857 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34641b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:54:04, skipping insertion in model container [2023-11-19 04:54:04,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:02" (2/3) ... [2023-11-19 04:54:04,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34641b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:54:04, skipping insertion in model container [2023-11-19 04:54:04,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:04" (3/3) ... [2023-11-19 04:54:04,862 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-63.i [2023-11-19 04:54:04,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:54:04,883 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:54:04,950 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:54:04,958 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;@23316d02, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:54:04,958 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:54:04,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:54:04,976 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:04,977 INFO L195 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:04,977 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:04,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:04,986 INFO L85 PathProgramCache]: Analyzing trace with hash 888174824, now seen corresponding path program 1 times [2023-11-19 04:54:04,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:54:04,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031013920] [2023-11-19 04:54:04,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:04,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:54:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:54:07,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:54:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:54:08,797 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:54:08,799 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:54:08,801 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:54:08,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:54:08,815 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:54:08,822 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:54:08,909 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:54:08,910 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 04:54:08,912 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 04:54:08,913 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 04:54:08,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 04:54:08,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 04:54:08,915 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 04:54:08,915 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 04:54:08,915 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 04:54:08,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-19 04:54:08,916 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:54:08,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-19 04:54:08,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 04:54:08,924 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 04:54:08,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 04:54:08,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 04:54:08,925 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 04:54:08,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-11-19 04:54:08,926 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-19 04:54:08,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 04:54:08,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 04:54:08,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 04:54:08,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 04:54:08,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:54:08,928 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-19 04:54:08,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-11-19 04:54:08,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 04:54:08,930 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 04:54:08,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 04:54:08,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-19 04:54:08,931 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-19 04:54:08,932 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 04:54:08,933 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 04:54:08,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 04:54:08,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated [2023-11-19 04:54:08,934 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-19 04:54:08,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 04:54:08,935 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 04:54:08,936 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-19 04:54:08,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 04:54:08,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated [2023-11-19 04:54:08,937 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 04:54:08,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated [2023-11-19 04:54:08,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated [2023-11-19 04:54:08,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 04:54:08,938 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 04:54:08,939 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated [2023-11-19 04:54:08,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 04:54:08,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated [2023-11-19 04:54:08,940 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 04:54:08,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-19 04:54:08,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 04:54:08,941 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 04:54:08,946 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated [2023-11-19 04:54:08,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 04:54:08,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated [2023-11-19 04:54:08,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 04:54:08,947 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated [2023-11-19 04:54:08,948 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated [2023-11-19 04:54:08,948 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated [2023-11-19 04:54:08,949 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 04:54:08,951 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 04:54:08,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 04:54:08,954 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 04:54:08,955 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 04:54:08,959 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 04:54:08,959 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 04:54:08,960 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 04:54:08,960 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 04:54:08,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 04:54:08,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 04:54:08,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 04:54:08,962 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 04:54:08,963 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 04:54:08,963 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 04:54:08,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 04:54:08,964 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated [2023-11-19 04:54:08,965 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated [2023-11-19 04:54:08,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 04:54:08,967 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated [2023-11-19 04:54:08,969 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 04:54:08,969 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 04:54:08,969 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 04:54:08,970 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated [2023-11-19 04:54:09,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:54:09 BoogieIcfgContainer [2023-11-19 04:54:09,005 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:54:09,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:54:09,007 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:54:09,007 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:54:09,008 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:04" (3/4) ... [2023-11-19 04:54:09,016 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:54:09,017 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:54:09,019 INFO L158 Benchmark]: Toolchain (without parser) took 7100.72ms. Allocated memory was 153.1MB in the beginning and 299.9MB in the end (delta: 146.8MB). Free memory was 109.0MB in the beginning and 193.8MB in the end (delta: -84.8MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2023-11-19 04:54:09,020 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:54:09,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.79ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 93.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:54:09,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.97ms. Allocated memory is still 153.1MB. Free memory was 93.0MB in the beginning and 88.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:54:09,027 INFO L158 Benchmark]: Boogie Preprocessor took 116.14ms. Allocated memory is still 153.1MB. Free memory was 88.5MB in the beginning and 84.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:54:09,032 INFO L158 Benchmark]: RCFGBuilder took 2244.50ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 84.3MB in the beginning and 145.2MB in the end (delta: -60.9MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-11-19 04:54:09,033 INFO L158 Benchmark]: TraceAbstraction took 4154.47ms. Allocated memory was 195.0MB in the beginning and 299.9MB in the end (delta: 104.9MB). Free memory was 144.1MB in the beginning and 193.8MB in the end (delta: -49.7MB). Peak memory consumption was 131.7MB. Max. memory is 16.1GB. [2023-11-19 04:54:09,035 INFO L158 Benchmark]: Witness Printer took 10.39ms. Allocated memory is still 299.9MB. Free memory was 193.8MB in the beginning and 193.8MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:54:09,043 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.79ms. Allocated memory is still 153.1MB. Free memory was 108.6MB in the beginning and 93.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.97ms. Allocated memory is still 153.1MB. Free memory was 93.0MB in the beginning and 88.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.14ms. Allocated memory is still 153.1MB. Free memory was 88.5MB in the beginning and 84.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2244.50ms. Allocated memory was 153.1MB in the beginning and 195.0MB in the end (delta: 41.9MB). Free memory was 84.3MB in the beginning and 145.2MB in the end (delta: -60.9MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4154.47ms. Allocated memory was 195.0MB in the beginning and 299.9MB in the end (delta: 104.9MB). Free memory was 144.1MB in the beginning and 193.8MB in the end (delta: -49.7MB). Peak memory consumption was 131.7MB. Max. memory is 16.1GB. * Witness Printer took 10.39ms. Allocated memory is still 299.9MB. Free memory was 193.8MB in the beginning and 193.8MB in the end (delta: 2.7kB). 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~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 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~mem71 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~mem67 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~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 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~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 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~short89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem112 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem115 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] unsigned char BOOL_unsigned_char_Array_0[3] = { 0, 0, 0 }; [L25-L27] float float_Array_0[2][2] = { {9.8, 2.25}, {10.3, 8.3} }; [L28-L30] signed char signed_char_Array_0[7] = { 32, 16, 16, 25, -10, 1, 0 }; [L31-L33] signed long int signed_long_int_Array_0[1] = { 128 }; [L34-L36] signed short int signed_short_int_Array_0[1] = { 256 }; [L37-L39] unsigned long int unsigned_long_int_Array_0[2] = { 1, 32 }; [L40] signed short int last_1_signed_short_int_Array_0_0_ = 256; [L100] isInitial = 1 [L101] FCALL initially() [L102] COND TRUE 1 [L103] CALL updateLastVariables() [L93] EXPR signed_short_int_Array_0[0] [L93] last_1_signed_short_int_Array_0_0_ = signed_short_int_Array_0[0] [L103] RET updateLastVariables() [L104] CALL updateVariables() [L62] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L63] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L63] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L64] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L64] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L65] float_Array_0[0][0] = __VERIFIER_nondet_float() [L66] EXPR float_Array_0[0][0] [L66] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F [L66] EXPR float_Array_0[0][0] [L66] EXPR float_Array_0[0][0] >= -922337.2036854776000e+13F && float_Array_0[0][0] <= -1.0e-20F [L66] 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 [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L66] 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 [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L66] 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 [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L67] float_Array_0[1][0] = __VERIFIER_nondet_float() [L68] EXPR float_Array_0[1][0] [L68] EXPR float_Array_0[1][0] >= -922337.2036854776000e+13F && float_Array_0[1][0] <= -1.0e-20F [L68] 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 ) [L68] EXPR float_Array_0[1][0] [L68] EXPR float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F [L68] EXPR float_Array_0[1][0] [L68] EXPR float_Array_0[1][0] <= 9223372.036854776000e+12F && float_Array_0[1][0] >= 1.0e-20F [L68] 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 [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L68] 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 [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L68] 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 [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [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] [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 ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [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 [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [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 [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [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 [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [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 [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [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 [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L73] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L74] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L74] CALL assume_abort_if_not(signed_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(signed_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L75] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L75] CALL assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L76] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L77] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L77] CALL assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L78] CALL assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(signed_char_Array_0[2] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L79] signed_char_Array_0[3] = __VERIFIER_nondet_char() [L80] EXPR signed_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L80] CALL assume_abort_if_not(signed_char_Array_0[3] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_char_Array_0[3] >= -1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] EXPR signed_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L81] CALL assume_abort_if_not(signed_char_Array_0[3] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(signed_char_Array_0[3] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L82] signed_char_Array_0[5] = __VERIFIER_nondet_char() [L83] EXPR signed_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L83] CALL assume_abort_if_not(signed_char_Array_0[5] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(signed_char_Array_0[5] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] EXPR signed_char_Array_0[5] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[5] <= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_char_Array_0[5] <= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L85] signed_char_Array_0[6] = __VERIFIER_nondet_char() [L86] EXPR signed_char_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L86] CALL assume_abort_if_not(signed_char_Array_0[6] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(signed_char_Array_0[6] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L87] EXPR signed_char_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L87] CALL assume_abort_if_not(signed_char_Array_0[6] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_char_Array_0[6] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L88] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L89] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L89] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L90] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L90] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L104] RET updateVariables() [L105] CALL step() [L44] EXPR unsigned_long_int_Array_0[1] [L44] unsigned_long_int_Array_0[0] = unsigned_long_int_Array_0[1] [L45] signed_short_int_Array_0[0] = last_1_signed_short_int_Array_0_0_ [L46] EXPR signed_char_Array_0[2] [L46] signed_char_Array_0[1] = signed_char_Array_0[2] [L47] EXPR BOOL_unsigned_char_Array_0[1] [L47] BOOL_unsigned_char_Array_0[0] = BOOL_unsigned_char_Array_0[1] [L48] EXPR float_Array_0[1][1] [L48] EXPR ((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]) [L48] EXPR float_Array_0[0][1] [L48] EXPR float_Array_0[1][0] [L48] COND FALSE !(((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) [L51] EXPR signed_char_Array_0[1] [L51] signed char stepLocal_0 = signed_char_Array_0[1]; [L52] EXPR signed_char_Array_0[1] [L52] EXPR signed_short_int_Array_0[0] [L52] EXPR ((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0]) [L52] EXPR signed_char_Array_0[1] [L52] EXPR ((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0]) [L52] COND FALSE !(stepLocal_0 != ((((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0])))) [L55] EXPR float_Array_0[1][0] [L55] EXPR float_Array_0[1][1] [L55] EXPR float_Array_0[0][1] [L55] EXPR ((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]) [L55] EXPR float_Array_0[1][1] [L55] EXPR ((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]) [L55] EXPR float_Array_0[0][0] [L55] COND TRUE float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0]) [L56] EXPR signed_char_Array_0[1] [L56] EXPR signed_char_Array_0[4] [L56] EXPR signed_char_Array_0[4] [L56] EXPR (((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4]) [L56] EXPR signed_char_Array_0[1] [L56] EXPR signed_char_Array_0[4] [L56] EXPR (((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4]) [L56] EXPR signed_char_Array_0[4] [L56] EXPR ((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]) [L56] EXPR signed_char_Array_0[4] [L56] EXPR ((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]) [L56] EXPR (((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))) [L56] EXPR signed_char_Array_0[1] [L56] EXPR signed_char_Array_0[4] [L56] EXPR signed_char_Array_0[4] [L56] EXPR (((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4]) [L56] EXPR signed_char_Array_0[1] [L56] EXPR signed_char_Array_0[4] [L56] EXPR (((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4]) [L56] EXPR (((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))) [L56] signed_long_int_Array_0[0] = (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))) [L105] RET step() [L106] CALL, EXPR property() [L96] EXPR float_Array_0[1][1] [L96] EXPR ((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]) [L96] EXPR float_Array_0[1][1] [L96] EXPR ((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]) [L96] EXPR float_Array_0[0][1] [L96] EXPR float_Array_0[1][0] [L96] EXPR (((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1 [L96] EXPR ((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1]))) [L96] EXPR float_Array_0[1][0] [L96] EXPR float_Array_0[1][1] [L96] EXPR float_Array_0[0][1] [L96] EXPR ((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]) [L96] EXPR float_Array_0[1][1] [L96] EXPR ((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]) [L96] EXPR float_Array_0[0][0] [L96] EXPR (float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])) [L96] EXPR signed_long_int_Array_0[0] [L96] EXPR signed_char_Array_0[1] [L96] EXPR (float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])) [L96] EXPR ((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1]))) [L96] EXPR (((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1])) [L96] EXPR ((((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && ((signed_char_Array_0[1] != ((((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0])))) ? (signed_char_Array_0[4] == ((signed char) ((((((10 + signed_char_Array_0[2])) < (signed_char_Array_0[3])) ? ((10 + signed_char_Array_0[2])) : (signed_char_Array_0[3]))) - ((32 - signed_char_Array_0[5]) + ((((signed_char_Array_0[6]) > (signed_char_Array_0[0])) ? (signed_char_Array_0[6]) : (signed_char_Array_0[0]))))))) : 1) [L96] EXPR (((((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && ((signed_char_Array_0[1] != ((((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0])))) ? (signed_char_Array_0[4] == ((signed char) ((((((10 + signed_char_Array_0[2])) < (signed_char_Array_0[3])) ? ((10 + signed_char_Array_0[2])) : (signed_char_Array_0[3]))) - ((32 - signed_char_Array_0[5]) + ((((signed_char_Array_0[6]) > (signed_char_Array_0[0])) ? (signed_char_Array_0[6]) : (signed_char_Array_0[0]))))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) last_1_signed_short_int_Array_0_0_)) [L96] EXPR ((((((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && ((signed_char_Array_0[1] != ((((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0])))) ? (signed_char_Array_0[4] == ((signed char) ((((((10 + signed_char_Array_0[2])) < (signed_char_Array_0[3])) ? ((10 + signed_char_Array_0[2])) : (signed_char_Array_0[3]))) - ((32 - signed_char_Array_0[5]) + ((((signed_char_Array_0[6]) > (signed_char_Array_0[0])) ? (signed_char_Array_0[6]) : (signed_char_Array_0[0]))))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) last_1_signed_short_int_Array_0_0_))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[2])) [L96] EXPR (((((((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && ((signed_char_Array_0[1] != ((((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0])))) ? (signed_char_Array_0[4] == ((signed char) ((((((10 + signed_char_Array_0[2])) < (signed_char_Array_0[3])) ? ((10 + signed_char_Array_0[2])) : (signed_char_Array_0[3]))) - ((32 - signed_char_Array_0[5]) + ((((signed_char_Array_0[6]) > (signed_char_Array_0[0])) ? (signed_char_Array_0[6]) : (signed_char_Array_0[0]))))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) last_1_signed_short_int_Array_0_0_))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[2]))) && (BOOL_unsigned_char_Array_0[0] == ((unsigned char) BOOL_unsigned_char_Array_0[1])) [L96-L97] return (((((((((((1.1f) < (float_Array_0[1][1])) ? (1.1f) : (float_Array_0[1][1]))) > (float_Array_0[0][1] * float_Array_0[1][0])) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[0] && BOOL_unsigned_char_Array_0[1]))) : 1) && ((float_Array_0[1][0] <= (((((float_Array_0[1][1]) < (float_Array_0[0][1])) ? (float_Array_0[1][1]) : (float_Array_0[0][1]))) * float_Array_0[0][0])) ? (signed_long_int_Array_0[0] == ((signed long int) (((((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) > (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4]))))) ? ((((((signed_char_Array_0[1] + signed_char_Array_0[4])) > (signed_char_Array_0[4])) ? ((signed_char_Array_0[1] + signed_char_Array_0[4])) : (signed_char_Array_0[4])))) : (((((signed_char_Array_0[4]) < 0 ) ? -(signed_char_Array_0[4]) : (signed_char_Array_0[4])))))))) : (signed_long_int_Array_0[0] == ((signed long int) signed_char_Array_0[1])))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_long_int_Array_0[1]))) && ((signed_char_Array_0[1] != ((((signed_char_Array_0[1]) < (signed_short_int_Array_0[0])) ? (signed_char_Array_0[1]) : (signed_short_int_Array_0[0])))) ? (signed_char_Array_0[4] == ((signed char) ((((((10 + signed_char_Array_0[2])) < (signed_char_Array_0[3])) ? ((10 + signed_char_Array_0[2])) : (signed_char_Array_0[3]))) - ((32 - signed_char_Array_0[5]) + ((((signed_char_Array_0[6]) > (signed_char_Array_0[0])) ? (signed_char_Array_0[6]) : (signed_char_Array_0[0]))))))) : 1)) && (signed_short_int_Array_0[0] == ((signed short int) last_1_signed_short_int_Array_0_0_))) && (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[2]))) && (BOOL_unsigned_char_Array_0[0] == ((unsigned char) BOOL_unsigned_char_Array_0[1])) ; [L106] RET, EXPR property() [L106] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, last_1_signed_short_int_Array_0_0_=256, signed_char_Array_0={6:0}, signed_long_int_Array_0={7:0}, signed_short_int_Array_0={8:0}, unsigned_long_int_Array_0={9:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 45 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 1, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:54:09,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ --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 f973c2bd61febfd05a080e69391fa31f4feb1b698b8895a930b455f19afe4cba --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:54:12,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:54:12,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:54:12,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:54:12,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:54:12,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:54:12,225 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:54:12,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:54:12,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:54:12,231 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:54:12,232 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:54:12,232 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:54:12,233 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:54:12,234 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:54:12,235 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:54:12,235 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:54:12,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:54:12,237 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:54:12,237 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:54:12,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:54:12,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:54:12,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:54:12,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:54:12,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:54:12,241 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:54:12,241 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:54:12,242 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:54:12,242 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:54:12,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:54:12,243 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:54:12,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:54:12,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:54:12,245 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:54:12,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:54:12,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:54:12,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:54:12,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:54:12,246 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:54:12,246 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:54:12,251 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:54:12,252 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:54:12,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:54:12,252 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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f973c2bd61febfd05a080e69391fa31f4feb1b698b8895a930b455f19afe4cba [2023-11-19 04:54:12,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:54:12,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:54:12,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:54:12,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:54:12,687 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:54:12,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i [2023-11-19 04:54:15,968 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:54:16,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:54:16,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i [2023-11-19 04:54:16,325 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data/30f45e515/f2182ce4398f46989432f23912a419e1/FLAGbb29d193e [2023-11-19 04:54:16,346 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/data/30f45e515/f2182ce4398f46989432f23912a419e1 [2023-11-19 04:54:16,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:54:16,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:54:16,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:54:16,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:54:16,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:54:16,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:16,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7968f3cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16, skipping insertion in model container [2023-11-19 04:54:16,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:16,410 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:54:16,616 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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i[916,929] [2023-11-19 04:54:16,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:54:16,755 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:54:16,778 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_ebb0cc2b-ca22-499f-896c-0583a095d7f9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-63.i[916,929] [2023-11-19 04:54:16,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:54:16,904 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:54:16,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16 WrapperNode [2023-11-19 04:54:16,904 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:54:16,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:54:16,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:54:16,906 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:54:16,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:16,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,026 INFO L138 Inliner]: procedures = 36, calls = 209, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 588 [2023-11-19 04:54:17,026 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:54:17,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:54:17,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:54:17,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:54:17,038 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,118 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:54:17,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:54:17,147 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:54:17,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:54:17,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (1/1) ... [2023-11-19 04:54:17,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:54:17,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:54:17,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:54:17,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:54:17,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:54:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 04:54:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 04:54:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:54:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:54:17,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 04:54:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:54:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 04:54:17,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 04:54:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 04:54:17,255 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:54:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:54:17,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:54:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:54:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 04:54:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 04:54:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:54:17,436 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:54:17,439 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:54:20,408 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:54:20,422 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:54:20,422 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:54:20,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:20 BoogieIcfgContainer [2023-11-19 04:54:20,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:54:20,436 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:54:20,436 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:54:20,439 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:54:20,440 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:54:16" (1/3) ... [2023-11-19 04:54:20,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568724d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:54:20, skipping insertion in model container [2023-11-19 04:54:20,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:16" (2/3) ... [2023-11-19 04:54:20,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568724d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:54:20, skipping insertion in model container [2023-11-19 04:54:20,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:20" (3/3) ... [2023-11-19 04:54:20,443 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-63.i [2023-11-19 04:54:20,465 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:54:20,465 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:54:20,540 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:54:20,548 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;@370e72fa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:54:20,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:54:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand has 139 states, 118 states have (on average 1.4322033898305084) internal successors, (169), 119 states have internal predecessors, (169), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:20,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 04:54:20,574 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:20,575 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:20,575 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:20,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:20,587 INFO L85 PathProgramCache]: Analyzing trace with hash -53766804, now seen corresponding path program 1 times [2023-11-19 04:54:20,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:20,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1468342624] [2023-11-19 04:54:20,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:20,608 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 [2023-11-19 04:54:20,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:20,612 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:20,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:21,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:54:21,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2023-11-19 04:54:21,408 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:21,409 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:21,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1468342624] [2023-11-19 04:54:21,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1468342624] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:21,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:21,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:54:21,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171841647] [2023-11-19 04:54:21,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:21,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:54:21,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:21,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:54:21,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:54:21,461 INFO L87 Difference]: Start difference. First operand has 139 states, 118 states have (on average 1.4322033898305084) internal successors, (169), 119 states have internal predecessors, (169), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 04:54:21,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:21,500 INFO L93 Difference]: Finished difference Result 271 states and 422 transitions. [2023-11-19 04:54:21,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:54:21,503 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 156 [2023-11-19 04:54:21,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:21,512 INFO L225 Difference]: With dead ends: 271 [2023-11-19 04:54:21,512 INFO L226 Difference]: Without dead ends: 135 [2023-11-19 04:54:21,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:54:21,520 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:21,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:54:21,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-11-19 04:54:21,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2023-11-19 04:54:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 115 states have (on average 1.4086956521739131) internal successors, (162), 115 states have internal predecessors, (162), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:21,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 198 transitions. [2023-11-19 04:54:21,577 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 198 transitions. Word has length 156 [2023-11-19 04:54:21,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:21,578 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 198 transitions. [2023-11-19 04:54:21,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 04:54:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 198 transitions. [2023-11-19 04:54:21,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 04:54:21,583 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:21,584 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:21,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:21,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:21,797 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:21,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:21,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1541869432, now seen corresponding path program 1 times [2023-11-19 04:54:21,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:21,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599688061] [2023-11-19 04:54:21,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:21,800 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 [2023-11-19 04:54:21,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:21,804 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:21,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:22,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:54:22,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:22,550 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-11-19 04:54:22,550 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:22,551 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:22,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599688061] [2023-11-19 04:54:22,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [599688061] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:22,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:22,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:54:22,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221580759] [2023-11-19 04:54:22,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:22,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:54:22,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:22,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:54:22,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:54:22,555 INFO L87 Difference]: Start difference. First operand 135 states and 198 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 04:54:22,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:22,694 INFO L93 Difference]: Finished difference Result 273 states and 402 transitions. [2023-11-19 04:54:22,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:54:22,697 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 156 [2023-11-19 04:54:22,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:22,699 INFO L225 Difference]: With dead ends: 273 [2023-11-19 04:54:22,699 INFO L226 Difference]: Without dead ends: 141 [2023-11-19 04:54:22,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:54:22,702 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 10 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:22,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 582 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:54:22,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-19 04:54:22,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 137. [2023-11-19 04:54:22,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 117 states have (on average 1.4017094017094016) internal successors, (164), 117 states have internal predecessors, (164), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:22,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 200 transitions. [2023-11-19 04:54:22,721 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 200 transitions. Word has length 156 [2023-11-19 04:54:22,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:22,722 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 200 transitions. [2023-11-19 04:54:22,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-11-19 04:54:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2023-11-19 04:54:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 04:54:22,726 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:22,726 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:22,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:22,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:22,937 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:22,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:22,938 INFO L85 PathProgramCache]: Analyzing trace with hash 246000390, now seen corresponding path program 1 times [2023-11-19 04:54:22,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:22,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905678237] [2023-11-19 04:54:22,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:22,939 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 [2023-11-19 04:54:22,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:22,940 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:22,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:23,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:54:23,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:23,600 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 04:54:23,600 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:23,600 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:23,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [905678237] [2023-11-19 04:54:23,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [905678237] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:23,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:23,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:54:23,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369812950] [2023-11-19 04:54:23,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:23,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:54:23,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:23,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:54:23,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:54:23,604 INFO L87 Difference]: Start difference. First operand 137 states and 200 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:23,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:23,674 INFO L93 Difference]: Finished difference Result 304 states and 447 transitions. [2023-11-19 04:54:23,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:54:23,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 156 [2023-11-19 04:54:23,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:23,678 INFO L225 Difference]: With dead ends: 304 [2023-11-19 04:54:23,678 INFO L226 Difference]: Without dead ends: 170 [2023-11-19 04:54:23,679 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:54:23,680 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 87 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:23,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 611 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:54:23,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-19 04:54:23,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 139. [2023-11-19 04:54:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 119 states have (on average 1.3949579831932772) internal successors, (166), 119 states have internal predecessors, (166), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:23,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 202 transitions. [2023-11-19 04:54:23,704 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 202 transitions. Word has length 156 [2023-11-19 04:54:23,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:23,707 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 202 transitions. [2023-11-19 04:54:23,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2023-11-19 04:54:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 04:54:23,718 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:23,718 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:23,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:23,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:23,930 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:23,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:23,931 INFO L85 PathProgramCache]: Analyzing trace with hash -960375231, now seen corresponding path program 1 times [2023-11-19 04:54:23,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:23,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1336115318] [2023-11-19 04:54:23,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:23,933 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 [2023-11-19 04:54:23,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:23,934 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:23,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:24,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:54:24,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:24,593 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 04:54:24,593 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:24,593 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:24,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1336115318] [2023-11-19 04:54:24,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1336115318] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:24,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:24,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:54:24,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679864107] [2023-11-19 04:54:24,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:24,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:54:24,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:24,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:54:24,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:54:24,597 INFO L87 Difference]: Start difference. First operand 139 states and 202 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:24,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:24,657 INFO L93 Difference]: Finished difference Result 309 states and 452 transitions. [2023-11-19 04:54:24,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:54:24,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 04:54:24,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:24,660 INFO L225 Difference]: With dead ends: 309 [2023-11-19 04:54:24,661 INFO L226 Difference]: Without dead ends: 173 [2023-11-19 04:54:24,662 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:54:24,663 INFO L413 NwaCegarLoop]: 195 mSDtfsCounter, 72 mSDsluCounter, 403 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 598 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:24,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 598 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:54:24,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2023-11-19 04:54:24,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 141. [2023-11-19 04:54:24,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 121 states have (on average 1.3884297520661157) internal successors, (168), 121 states have internal predecessors, (168), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:24,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 204 transitions. [2023-11-19 04:54:24,679 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 204 transitions. Word has length 158 [2023-11-19 04:54:24,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:24,679 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 204 transitions. [2023-11-19 04:54:24,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 204 transitions. [2023-11-19 04:54:24,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 04:54:24,682 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:24,682 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:24,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:24,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:24,896 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:24,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:24,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1547181245, now seen corresponding path program 1 times [2023-11-19 04:54:24,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:24,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1848817195] [2023-11-19 04:54:24,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:24,899 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 [2023-11-19 04:54:24,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:24,900 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:24,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:54:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:25,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:54:25,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 04:54:25,563 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:25,563 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:25,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1848817195] [2023-11-19 04:54:25,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1848817195] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:25,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:25,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 04:54:25,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97630902] [2023-11-19 04:54:25,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:25,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 04:54:25,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:25,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 04:54:25,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:54:25,567 INFO L87 Difference]: Start difference. First operand 141 states and 204 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:25,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:25,766 INFO L93 Difference]: Finished difference Result 309 states and 448 transitions. [2023-11-19 04:54:25,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 04:54:25,767 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 04:54:25,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:25,769 INFO L225 Difference]: With dead ends: 309 [2023-11-19 04:54:25,770 INFO L226 Difference]: Without dead ends: 171 [2023-11-19 04:54:25,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-19 04:54:25,771 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 68 mSDsluCounter, 760 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:25,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 951 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:54:25,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-19 04:54:25,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 145. [2023-11-19 04:54:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 125 states have (on average 1.376) internal successors, (172), 125 states have internal predecessors, (172), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 208 transitions. [2023-11-19 04:54:25,783 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 208 transitions. Word has length 158 [2023-11-19 04:54:25,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:25,784 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 208 transitions. [2023-11-19 04:54:25,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:25,785 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 208 transitions. [2023-11-19 04:54:25,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 04:54:25,787 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:25,787 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:25,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:26,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:26,001 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:26,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:26,001 INFO L85 PathProgramCache]: Analyzing trace with hash -867122875, now seen corresponding path program 1 times [2023-11-19 04:54:26,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:26,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1207859493] [2023-11-19 04:54:26,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:26,002 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 [2023-11-19 04:54:26,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:26,003 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:26,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 04:54:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:26,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:54:26,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:26,666 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 04:54:26,667 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:26,667 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:26,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1207859493] [2023-11-19 04:54:26,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1207859493] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:26,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:26,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-19 04:54:26,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887653493] [2023-11-19 04:54:26,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:26,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 04:54:26,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:26,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 04:54:26,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:54:26,670 INFO L87 Difference]: Start difference. First operand 145 states and 208 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:26,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:26,983 INFO L93 Difference]: Finished difference Result 316 states and 451 transitions. [2023-11-19 04:54:26,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-19 04:54:26,984 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 04:54:26,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:26,986 INFO L225 Difference]: With dead ends: 316 [2023-11-19 04:54:26,986 INFO L226 Difference]: Without dead ends: 174 [2023-11-19 04:54:26,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-19 04:54:26,988 INFO L413 NwaCegarLoop]: 189 mSDtfsCounter, 69 mSDsluCounter, 939 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 1128 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:26,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 1128 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:54:26,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-19 04:54:26,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 147. [2023-11-19 04:54:26,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 127 states have (on average 1.3700787401574803) internal successors, (174), 127 states have internal predecessors, (174), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 210 transitions. [2023-11-19 04:54:27,001 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 210 transitions. Word has length 158 [2023-11-19 04:54:27,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:27,002 INFO L495 AbstractCegarLoop]: Abstraction has 147 states and 210 transitions. [2023-11-19 04:54:27,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 210 transitions. [2023-11-19 04:54:27,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 04:54:27,005 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:27,005 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:27,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:27,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:27,218 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:27,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:27,218 INFO L85 PathProgramCache]: Analyzing trace with hash 907884487, now seen corresponding path program 1 times [2023-11-19 04:54:27,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:27,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [968354217] [2023-11-19 04:54:27,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:27,219 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 [2023-11-19 04:54:27,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:27,222 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:27,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 04:54:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:27,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:54:27,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 04:54:27,953 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:54:27,953 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:27,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [968354217] [2023-11-19 04:54:27,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [968354217] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:54:27,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:54:27,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 04:54:27,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713049643] [2023-11-19 04:54:27,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:54:27,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 04:54:27,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:54:27,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 04:54:27,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-19 04:54:27,959 INFO L87 Difference]: Start difference. First operand 147 states and 210 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:28,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:54:28,337 INFO L93 Difference]: Finished difference Result 319 states and 450 transitions. [2023-11-19 04:54:28,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-19 04:54:28,338 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 158 [2023-11-19 04:54:28,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:54:28,340 INFO L225 Difference]: With dead ends: 319 [2023-11-19 04:54:28,340 INFO L226 Difference]: Without dead ends: 175 [2023-11-19 04:54:28,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=358, Unknown=0, NotChecked=0, Total=506 [2023-11-19 04:54:28,342 INFO L413 NwaCegarLoop]: 187 mSDtfsCounter, 58 mSDsluCounter, 1113 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 1300 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:54:28,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 1300 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:54:28,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-19 04:54:28,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 149. [2023-11-19 04:54:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 129 states have (on average 1.3643410852713178) internal successors, (176), 129 states have internal predecessors, (176), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-19 04:54:28,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 212 transitions. [2023-11-19 04:54:28,352 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 212 transitions. Word has length 158 [2023-11-19 04:54:28,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:54:28,353 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 212 transitions. [2023-11-19 04:54:28,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2023-11-19 04:54:28,353 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 212 transitions. [2023-11-19 04:54:28,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 04:54:28,355 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:54:28,356 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:54:28,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:54:28,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:54:28,567 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:54:28,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:54:28,567 INFO L85 PathProgramCache]: Analyzing trace with hash 909731529, now seen corresponding path program 1 times [2023-11-19 04:54:28,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:54:28,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1921100518] [2023-11-19 04:54:28,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:28,568 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 [2023-11-19 04:54:28,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:54:28,570 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:54:28,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/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 (9)] Waiting until timeout for monitored process [2023-11-19 04:54:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:29,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 04:54:29,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:29,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 04:54:30,541 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 20 treesize of output 15 [2023-11-19 04:54:30,988 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 20 treesize of output 15 [2023-11-19 04:54:31,423 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 20 treesize of output 15 [2023-11-19 04:54:31,840 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 20 treesize of output 15 [2023-11-19 04:54:32,225 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 20 treesize of output 15 [2023-11-19 04:54:32,661 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 20 treesize of output 15 [2023-11-19 04:54:33,141 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 20 treesize of output 15 [2023-11-19 04:54:33,545 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 20 treesize of output 15 [2023-11-19 04:54:33,964 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 20 treesize of output 15 [2023-11-19 04:54:34,348 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 20 treesize of output 15 [2023-11-19 04:54:34,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 24 [2023-11-19 04:54:34,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2023-11-19 04:54:35,047 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 35 treesize of output 26 [2023-11-19 04:54:35,177 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:54:35,177 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 50 treesize of output 26 [2023-11-19 04:54:35,229 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 18 proven. 269 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-11-19 04:54:35,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:54:35,298 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_273 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| |c_~#signed_long_int_Array_0~0.base| v_ArrVal_273) |c_~#BOOL_unsigned_char_Array_0~0.base|) |c_~#BOOL_unsigned_char_Array_0~0.offset|)) (_ bv0 8))) is different from false [2023-11-19 04:54:35,388 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_268 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_269 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_273 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_271 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store (let ((.cse0 (store (store (store |c_#memory_int| |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_268) |c_~#signed_short_int_Array_0~0.base| v_ArrVal_269) |c_~#signed_char_Array_0~0.base| v_ArrVal_271))) (store .cse0 |c_~#BOOL_unsigned_char_Array_0~0.base| (let ((.cse1 (select .cse0 |c_~#BOOL_unsigned_char_Array_0~0.base|))) (store .cse1 |c_~#BOOL_unsigned_char_Array_0~0.offset| ((_ sign_extend 24) ((_ extract 7 0) (select .cse1 (bvadd |c_~#BOOL_unsigned_char_Array_0~0.offset| (_ bv1 32))))))))) |c_~#signed_long_int_Array_0~0.base| v_ArrVal_273) |c_~#BOOL_unsigned_char_Array_0~0.base|) |c_~#BOOL_unsigned_char_Array_0~0.offset|)) (_ bv0 8))) is different from false [2023-11-19 04:54:35,428 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:54:35,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1921100518] [2023-11-19 04:54:35,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1921100518] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:54:35,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1122539041] [2023-11-19 04:54:35,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:35,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:54:35,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:54:35,434 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:54:35,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 04:54:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:54:36,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 04:54:36,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:54:37,153 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 25 treesize of output 24 [2023-11-19 04:54:38,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2023-11-19 04:54:38,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2023-11-19 04:54:39,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2023-11-19 04:54:39,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 36 [2023-11-19 04:54:40,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 40 treesize of output 31 [2023-11-19 04:54:41,166 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 30 treesize of output 23 [2023-11-19 04:54:41,612 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 30 treesize of output 23 [2023-11-19 04:54:42,099 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 30 treesize of output 23 [2023-11-19 04:54:42,519 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 30 treesize of output 23 [2023-11-19 04:54:42,983 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 30 treesize of output 23 [2023-11-19 04:54:43,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 32 [2023-11-19 04:54:43,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2023-11-19 04:54:43,704 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 29 treesize of output 22 [2023-11-19 04:54:43,871 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 04:54:43,872 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 44 treesize of output 26 [2023-11-19 04:54:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 18 proven. 317 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2023-11-19 04:54:43,883 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:54:43,910 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_322 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| |c_~#signed_long_int_Array_0~0.base| v_ArrVal_322) |c_~#BOOL_unsigned_char_Array_0~0.base|) |c_~#BOOL_unsigned_char_Array_0~0.offset|)) (_ bv0 8))) is different from false [2023-11-19 04:54:44,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1122539041] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:54:44,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820217416] [2023-11-19 04:54:44,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:54:44,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:54:44,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:54:44,114 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:54:44,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebb0cc2b-ca22-499f-896c-0583a095d7f9/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process