./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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_fc72019f-5a2a-4c63-868f-50303e18c88e/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 4c325d93e59be9711665baa02e130ec0fdff30298f1a41b16a3d5d6f34a29b0c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:14:51,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:14:51,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:14:51,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:14:51,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:14:51,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:14:51,225 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:14:51,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:14:51,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:14:51,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:14:51,227 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:14:51,228 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:14:51,229 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:14:51,229 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:14:51,230 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:14:51,231 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:14:51,231 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:14:51,232 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:14:51,233 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:14:51,233 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:14:51,234 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:14:51,235 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:14:51,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:14:51,237 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:14:51,238 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:14:51,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:14:51,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:14:51,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:14:51,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:14:51,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:14:51,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:14:51,241 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:14:51,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:14:51,242 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:14:51,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:14:51,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:14:51,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:14:51,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:14:51,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:14:51,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:14:51,245 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:14:51,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:14:51,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:14:51,246 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:14:51,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:14:51,247 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_fc72019f-5a2a-4c63-868f-50303e18c88e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c325d93e59be9711665baa02e130ec0fdff30298f1a41b16a3d5d6f34a29b0c [2023-11-19 05:14:51,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:14:51,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:14:51,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:14:51,571 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:14:51,572 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:14:51,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i [2023-11-19 05:14:54,811 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:14:55,070 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:14:55,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i [2023-11-19 05:14:55,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data/0f4052a9a/d8197cb7ccc64a55ab71e3195636fd15/FLAG756da9b75 [2023-11-19 05:14:55,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data/0f4052a9a/d8197cb7ccc64a55ab71e3195636fd15 [2023-11-19 05:14:55,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:14:55,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:14:55,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:14:55,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:14:55,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:14:55,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dcde2c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55, skipping insertion in model container [2023-11-19 05:14:55,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,149 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:14:55,306 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_fc72019f-5a2a-4c63-868f-50303e18c88e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i[916,929] [2023-11-19 05:14:55,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:14:55,386 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:14:55,400 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_fc72019f-5a2a-4c63-868f-50303e18c88e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i[916,929] [2023-11-19 05:14:55,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:14:55,482 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:14:55,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55 WrapperNode [2023-11-19 05:14:55,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:14:55,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:14:55,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:14:55,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:14:55,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,568 INFO L138 Inliner]: procedures = 29, calls = 179, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 497 [2023-11-19 05:14:55,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:14:55,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:14:55,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:14:55,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:14:55,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,647 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:14:55,672 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:14:55,672 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:14:55,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:14:55,673 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (1/1) ... [2023-11-19 05:14:55,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:14:55,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:14:55,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:14:55,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:14:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:14:55,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:14:55,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:14:55,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:14:55,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:14:55,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:14:55,768 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:14:55,769 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:14:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:14:55,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:14:55,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:14:55,963 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:14:55,966 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:14:56,713 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:14:57,945 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:14:57,945 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:14:57,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:14:57 BoogieIcfgContainer [2023-11-19 05:14:57,951 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:14:57,953 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:14:57,954 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:14:57,957 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:14:57,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:14:55" (1/3) ... [2023-11-19 05:14:57,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd58bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:14:57, skipping insertion in model container [2023-11-19 05:14:57,958 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:14:55" (2/3) ... [2023-11-19 05:14:57,959 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd58bcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:14:57, skipping insertion in model container [2023-11-19 05:14:57,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:14:57" (3/3) ... [2023-11-19 05:14:57,960 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-51.i [2023-11-19 05:14:57,980 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:14:57,981 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:14:58,033 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:14:58,040 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;@4ac373f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:14:58,040 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:14:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 05:14:58,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 05:14:58,057 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:14:58,058 INFO L195 NwaCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:14:58,058 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:14:58,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:14:58,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1111831109, now seen corresponding path program 1 times [2023-11-19 05:14:58,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:14:58,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082988929] [2023-11-19 05:14:58,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:14:58,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:14:58,367 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:14:58,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1517167914] [2023-11-19 05:14:58,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:14:58,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:14:58,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:14:58,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:14:58,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:14:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:14:59,864 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:15:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:15:01,240 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:15:01,243 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:15:01,245 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:15:01,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:15:01,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:15:01,472 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:15:01,477 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:15:01,538 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 05:15:01,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 05:15:01,540 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 05:15:01,541 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 05:15:01,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-19 05:15:01,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:15:01,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-19 05:15:01,542 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 05:15:01,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 05:15:01,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 05:15:01,543 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 05:15:01,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:15:01,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 05:15:01,544 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 05:15:01,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-19 05:15:01,545 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 05:15:01,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-19 05:15:01,555 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-19 05:15:01,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 05:15:01,556 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-19 05:15:01,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 05:15:01,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 05:15:01,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated [2023-11-19 05:15:01,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 05:15:01,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 05:15:01,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated [2023-11-19 05:15:01,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 05:15:01,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 05:15:01,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-19 05:15:01,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 05:15:01,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 05:15:01,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated [2023-11-19 05:15:01,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 05:15:01,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 05:15:01,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 05:15:01,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated [2023-11-19 05:15:01,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 05:15:01,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-19 05:15:01,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 05:15:01,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 05:15:01,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-19 05:15:01,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 05:15:01,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 05:15:01,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated [2023-11-19 05:15:01,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 05:15:01,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated [2023-11-19 05:15:01,565 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 05:15:01,565 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 05:15:01,565 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-19 05:15:01,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 05:15:01,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-19 05:15:01,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 05:15:01,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 05:15:01,567 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-19 05:15:01,567 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 05:15:01,567 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-19 05:15:01,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-19 05:15:01,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 05:15:01,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated [2023-11-19 05:15:01,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-11-19 05:15:01,569 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 05:15:01,576 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-11-19 05:15:01,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:15:01,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:15:01,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:15:01,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:15:01,579 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 05:15:01,593 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 05:15:01,593 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:15:01,594 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:15:01,595 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 05:15:01,595 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 05:15:01,596 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 05:15:01,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 05:15:01,597 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 05:15:01,598 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 05:15:01,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 05:15:01,599 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 05:15:01,600 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 05:15:01,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 05:15:01,601 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 05:15:01,602 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 05:15:01,602 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 05:15:01,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 05:15:01,603 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 05:15:01,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 05:15:01,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:15:01 BoogieIcfgContainer [2023-11-19 05:15:01,652 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:15:01,653 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:15:01,654 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:15:01,655 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:15:01,656 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:14:57" (3/4) ... [2023-11-19 05:15:01,663 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:15:01,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:15:01,666 INFO L158 Benchmark]: Toolchain (without parser) took 6560.82ms. Allocated memory was 199.2MB in the beginning and 247.5MB in the end (delta: 48.2MB). Free memory was 151.5MB in the beginning and 184.1MB in the end (delta: -32.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-11-19 05:15:01,666 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 146.8MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:15:01,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.24ms. Allocated memory is still 199.2MB. Free memory was 151.5MB in the beginning and 136.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:15:01,668 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.93ms. Allocated memory is still 199.2MB. Free memory was 136.2MB in the beginning and 132.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:15:01,668 INFO L158 Benchmark]: Boogie Preprocessor took 101.05ms. Allocated memory is still 199.2MB. Free memory was 132.1MB in the beginning and 129.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:15:01,669 INFO L158 Benchmark]: RCFGBuilder took 2279.16ms. Allocated memory is still 199.2MB. Free memory was 128.6MB in the beginning and 126.8MB in the end (delta: 1.7MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2023-11-19 05:15:01,670 INFO L158 Benchmark]: TraceAbstraction took 3699.42ms. Allocated memory was 199.2MB in the beginning and 247.5MB in the end (delta: 48.2MB). Free memory was 125.8MB in the beginning and 185.1MB in the end (delta: -59.3MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-11-19 05:15:01,671 INFO L158 Benchmark]: Witness Printer took 10.65ms. Allocated memory is still 247.5MB. Free memory was 185.1MB in the beginning and 184.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:15:01,681 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 146.8MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.24ms. Allocated memory is still 199.2MB. Free memory was 151.5MB in the beginning and 136.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.93ms. Allocated memory is still 199.2MB. Free memory was 136.2MB in the beginning and 132.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.05ms. Allocated memory is still 199.2MB. Free memory was 132.1MB in the beginning and 129.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2279.16ms. Allocated memory is still 199.2MB. Free memory was 128.6MB in the beginning and 126.8MB in the end (delta: 1.7MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3699.42ms. Allocated memory was 199.2MB in the beginning and 247.5MB in the end (delta: 48.2MB). Free memory was 125.8MB in the beginning and 185.1MB in the end (delta: -59.3MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Witness Printer took 10.65ms. Allocated memory is still 247.5MB. Free memory was 185.1MB in the beginning and 184.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 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~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 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 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 someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someUnaryDOUBLEoperation at line 56, overapproximation of someBinaryArithmeticDOUBLEoperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L25-L27] double double_Array_0[5] = { 127.5, 10.6, 999999999.4, 100.01, 10.8 }; [L28-L30] signed short int signed_short_int_Array_0[1] = { -16 }; [L31-L33] unsigned long int unsigned_long_int_Array_0[7] = { 2565572511, 500, 1, 2467894503, 2745650083, 8, 2277019112 }; [L34] unsigned long int last_1_unsigned_long_int_Array_0_5_ = 8; [L104] isInitial = 1 [L105] FCALL initially() [L106] COND TRUE 1 [L107] CALL updateLastVariables() [L97] EXPR unsigned_long_int_Array_0[5] [L97] last_1_unsigned_long_int_Array_0_5_ = unsigned_long_int_Array_0[5] [L107] RET updateLastVariables() [L108] CALL updateVariables() [L65] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L66] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L67] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L67] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L68] double_Array_0[0] = __VERIFIER_nondet_double() [L69] EXPR double_Array_0[0] [L69] EXPR double_Array_0[0] >= -230584.3009213691390e+13F && double_Array_0[0] <= -1.0e-20F [L69] EXPR double_Array_0[0] [L69] EXPR double_Array_0[0] >= -230584.3009213691390e+13F && double_Array_0[0] <= -1.0e-20F [L69] EXPR (double_Array_0[0] >= -230584.3009213691390e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 2305843.009213691390e+12F && double_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L69] CALL assume_abort_if_not((double_Array_0[0] >= -230584.3009213691390e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 2305843.009213691390e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not((double_Array_0[0] >= -230584.3009213691390e+13F && double_Array_0[0] <= -1.0e-20F) || (double_Array_0[0] <= 2305843.009213691390e+12F && double_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L70] double_Array_0[1] = __VERIFIER_nondet_double() [L71] EXPR double_Array_0[1] [L71] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L71] EXPR double_Array_0[1] [L71] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L71] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L71] CALL assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L72] double_Array_0[2] = __VERIFIER_nondet_double() [L73] EXPR double_Array_0[2] [L73] EXPR double_Array_0[2] >= -461168.6018427382800e+13F && double_Array_0[2] <= -1.0e-20F [L73] EXPR (double_Array_0[2] >= -461168.6018427382800e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 4611686.018427382800e+12F && double_Array_0[2] >= 1.0e-20F ) [L73] EXPR double_Array_0[2] [L73] EXPR double_Array_0[2] <= 4611686.018427382800e+12F && double_Array_0[2] >= 1.0e-20F [L73] EXPR double_Array_0[2] [L73] EXPR double_Array_0[2] <= 4611686.018427382800e+12F && double_Array_0[2] >= 1.0e-20F [L73] EXPR (double_Array_0[2] >= -461168.6018427382800e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 4611686.018427382800e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L73] CALL assume_abort_if_not((double_Array_0[2] >= -461168.6018427382800e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 4611686.018427382800e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((double_Array_0[2] >= -461168.6018427382800e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 4611686.018427382800e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L74] double_Array_0[3] = __VERIFIER_nondet_double() [L75] EXPR double_Array_0[3] [L75] EXPR double_Array_0[3] >= -922337.2036854765600e+13F && double_Array_0[3] <= -1.0e-20F [L75] EXPR (double_Array_0[3] >= -922337.2036854765600e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) [L75] EXPR double_Array_0[3] [L75] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L75] EXPR double_Array_0[3] [L75] EXPR double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F [L75] EXPR (double_Array_0[3] >= -922337.2036854765600e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L75] CALL assume_abort_if_not((double_Array_0[3] >= -922337.2036854765600e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((double_Array_0[3] >= -922337.2036854765600e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 9223372.036854765600e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L76] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L77] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L77] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L78] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L78] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L79] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L79] CALL assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(signed_short_int_Array_0[0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L80] unsigned_long_int_Array_0[0] = __VERIFIER_nondet_ulong() [L81] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L81] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(unsigned_long_int_Array_0[0] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L82] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L82] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(unsigned_long_int_Array_0[0] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L83] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L84] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L84] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L85] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L85] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L86] unsigned_long_int_Array_0[3] = __VERIFIER_nondet_ulong() [L87] EXPR unsigned_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L87] CALL assume_abort_if_not(unsigned_long_int_Array_0[3] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(unsigned_long_int_Array_0[3] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L88] EXPR unsigned_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L88] CALL assume_abort_if_not(unsigned_long_int_Array_0[3] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(unsigned_long_int_Array_0[3] <= 4294967295) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L89] unsigned_long_int_Array_0[4] = __VERIFIER_nondet_ulong() [L90] EXPR unsigned_long_int_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L90] CALL assume_abort_if_not(unsigned_long_int_Array_0[4] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(unsigned_long_int_Array_0[4] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L91] EXPR unsigned_long_int_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L91] CALL assume_abort_if_not(unsigned_long_int_Array_0[4] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(unsigned_long_int_Array_0[4] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L92] unsigned_long_int_Array_0[6] = __VERIFIER_nondet_ulong() [L93] EXPR unsigned_long_int_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L93] CALL assume_abort_if_not(unsigned_long_int_Array_0[6] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_long_int_Array_0[6] >= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L94] EXPR unsigned_long_int_Array_0[6] VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L94] CALL assume_abort_if_not(unsigned_long_int_Array_0[6] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(unsigned_long_int_Array_0[6] <= 4294967294) VAL [BOOL_unsigned_char_Array_0={4:0}, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L108] RET updateVariables() [L109] CALL step() [L38] unsigned long int stepLocal_1 = - last_1_unsigned_long_int_Array_0_5_; [L39] EXPR unsigned_long_int_Array_0[3] [L39] EXPR unsigned_long_int_Array_0[0] [L39] EXPR ((unsigned_long_int_Array_0[3]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[3]) : (unsigned_long_int_Array_0[0]) [L39] EXPR unsigned_long_int_Array_0[0] [L39] EXPR ((unsigned_long_int_Array_0[3]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[3]) : (unsigned_long_int_Array_0[0]) [L39] EXPR unsigned_long_int_Array_0[1] [L39] COND FALSE !((((((unsigned_long_int_Array_0[3]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[3]) : (unsigned_long_int_Array_0[0]))) - unsigned_long_int_Array_0[1]) != stepLocal_1) [L42] EXPR unsigned_long_int_Array_0[6] [L42] unsigned_long_int_Array_0[2] = unsigned_long_int_Array_0[6] [L44] EXPR unsigned_long_int_Array_0[2] [L44] EXPR unsigned_long_int_Array_0[2] [L44] COND TRUE unsigned_long_int_Array_0[2] <= unsigned_long_int_Array_0[2] [L45] EXPR BOOL_unsigned_char_Array_0[0] [L45] BOOL_unsigned_char_Array_0[0] && (unsigned_long_int_Array_0[2] == ((((unsigned_long_int_Array_0[4]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[4]) : (unsigned_long_int_Array_0[0])))) [L45] COND FALSE !(BOOL_unsigned_char_Array_0[0] && (unsigned_long_int_Array_0[2] == ((((unsigned_long_int_Array_0[4]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[4]) : (unsigned_long_int_Array_0[0]))))) [L53] EXPR unsigned_long_int_Array_0[2] [L53] unsigned long int stepLocal_0 = unsigned_long_int_Array_0[2]; [L54] BOOL_unsigned_char_Array_0[0] [L54] COND FALSE !(BOOL_unsigned_char_Array_0[0]) [L61] EXPR double_Array_0[1] [L61] double_Array_0[4] = double_Array_0[1] [L109] RET step() [L110] CALL, EXPR property() [L100] EXPR BOOL_unsigned_char_Array_0[0] [L100] EXPR BOOL_unsigned_char_Array_0[0] ? ((unsigned_long_int_Array_0[2] >= (unsigned_long_int_Array_0[2] / signed_short_int_Array_0[0])) ? (double_Array_0[4] == ((double) ((((double_Array_0[3]) < 0 ) ? -(double_Array_0[3]) : (double_Array_0[3]))))) : (double_Array_0[4] == ((double) (double_Array_0[2] + ((((double_Array_0[1]) > ((double_Array_0[0] + 63.25))) ? (double_Array_0[1]) : ((double_Array_0[0] + 63.25)))))))) : (double_Array_0[4] == ((double) double_Array_0[1])) [L100] EXPR double_Array_0[4] [L100] EXPR double_Array_0[1] [L100] EXPR BOOL_unsigned_char_Array_0[0] ? ((unsigned_long_int_Array_0[2] >= (unsigned_long_int_Array_0[2] / signed_short_int_Array_0[0])) ? (double_Array_0[4] == ((double) ((((double_Array_0[3]) < 0 ) ? -(double_Array_0[3]) : (double_Array_0[3]))))) : (double_Array_0[4] == ((double) (double_Array_0[2] + ((((double_Array_0[1]) > ((double_Array_0[0] + 63.25))) ? (double_Array_0[1]) : ((double_Array_0[0] + 63.25)))))))) : (double_Array_0[4] == ((double) double_Array_0[1])) [L100] EXPR (BOOL_unsigned_char_Array_0[0] ? ((unsigned_long_int_Array_0[2] >= (unsigned_long_int_Array_0[2] / signed_short_int_Array_0[0])) ? (double_Array_0[4] == ((double) ((((double_Array_0[3]) < 0 ) ? -(double_Array_0[3]) : (double_Array_0[3]))))) : (double_Array_0[4] == ((double) (double_Array_0[2] + ((((double_Array_0[1]) > ((double_Array_0[0] + 63.25))) ? (double_Array_0[1]) : ((double_Array_0[0] + 63.25)))))))) : (double_Array_0[4] == ((double) double_Array_0[1]))) && (((((((unsigned_long_int_Array_0[3]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[3]) : (unsigned_long_int_Array_0[0]))) - unsigned_long_int_Array_0[1]) != (- last_1_unsigned_long_int_Array_0_5_)) ? (unsigned_long_int_Array_0[2] == ((unsigned long int) (((((unsigned_long_int_Array_0[6]) < (unsigned_long_int_Array_0[4])) ? (unsigned_long_int_Array_0[6]) : (unsigned_long_int_Array_0[4]))) - unsigned_long_int_Array_0[1]))) : (unsigned_long_int_Array_0[2] == ((unsigned long int) unsigned_long_int_Array_0[6]))) [L100] EXPR ((BOOL_unsigned_char_Array_0[0] ? ((unsigned_long_int_Array_0[2] >= (unsigned_long_int_Array_0[2] / signed_short_int_Array_0[0])) ? (double_Array_0[4] == ((double) ((((double_Array_0[3]) < 0 ) ? -(double_Array_0[3]) : (double_Array_0[3]))))) : (double_Array_0[4] == ((double) (double_Array_0[2] + ((((double_Array_0[1]) > ((double_Array_0[0] + 63.25))) ? (double_Array_0[1]) : ((double_Array_0[0] + 63.25)))))))) : (double_Array_0[4] == ((double) double_Array_0[1]))) && (((((((unsigned_long_int_Array_0[3]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[3]) : (unsigned_long_int_Array_0[0]))) - unsigned_long_int_Array_0[1]) != (- last_1_unsigned_long_int_Array_0_5_)) ? (unsigned_long_int_Array_0[2] == ((unsigned long int) (((((unsigned_long_int_Array_0[6]) < (unsigned_long_int_Array_0[4])) ? (unsigned_long_int_Array_0[6]) : (unsigned_long_int_Array_0[4]))) - unsigned_long_int_Array_0[1]))) : (unsigned_long_int_Array_0[2] == ((unsigned long int) unsigned_long_int_Array_0[6])))) && ((unsigned_long_int_Array_0[2] <= unsigned_long_int_Array_0[2]) ? ((BOOL_unsigned_char_Array_0[0] && (unsigned_long_int_Array_0[2] == ((((unsigned_long_int_Array_0[4]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[4]) : (unsigned_long_int_Array_0[0]))))) ? ((unsigned_long_int_Array_0[2] < unsigned_long_int_Array_0[3]) ? (unsigned_long_int_Array_0[5] == ((unsigned long int) unsigned_long_int_Array_0[6])) : 1) : 1) : (unsigned_long_int_Array_0[5] == ((unsigned long int) unsigned_long_int_Array_0[4]))) [L100-L101] return ((BOOL_unsigned_char_Array_0[0] ? ((unsigned_long_int_Array_0[2] >= (unsigned_long_int_Array_0[2] / signed_short_int_Array_0[0])) ? (double_Array_0[4] == ((double) ((((double_Array_0[3]) < 0 ) ? -(double_Array_0[3]) : (double_Array_0[3]))))) : (double_Array_0[4] == ((double) (double_Array_0[2] + ((((double_Array_0[1]) > ((double_Array_0[0] + 63.25))) ? (double_Array_0[1]) : ((double_Array_0[0] + 63.25)))))))) : (double_Array_0[4] == ((double) double_Array_0[1]))) && (((((((unsigned_long_int_Array_0[3]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[3]) : (unsigned_long_int_Array_0[0]))) - unsigned_long_int_Array_0[1]) != (- last_1_unsigned_long_int_Array_0_5_)) ? (unsigned_long_int_Array_0[2] == ((unsigned long int) (((((unsigned_long_int_Array_0[6]) < (unsigned_long_int_Array_0[4])) ? (unsigned_long_int_Array_0[6]) : (unsigned_long_int_Array_0[4]))) - unsigned_long_int_Array_0[1]))) : (unsigned_long_int_Array_0[2] == ((unsigned long int) unsigned_long_int_Array_0[6])))) && ((unsigned_long_int_Array_0[2] <= unsigned_long_int_Array_0[2]) ? ((BOOL_unsigned_char_Array_0[0] && (unsigned_long_int_Array_0[2] == ((((unsigned_long_int_Array_0[4]) > (unsigned_long_int_Array_0[0])) ? (unsigned_long_int_Array_0[4]) : (unsigned_long_int_Array_0[0]))))) ? ((unsigned_long_int_Array_0[2] < unsigned_long_int_Array_0[3]) ? (unsigned_long_int_Array_0[5] == ((unsigned long int) unsigned_long_int_Array_0[6])) : 1) : 1) : (unsigned_long_int_Array_0[5] == ((unsigned long int) unsigned_long_int_Array_0[4]))) ; [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, double_Array_0={5:0}, isInitial=1, last_1_unsigned_long_int_Array_0_5_=8, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 1, TraceHistogramMax: 19, 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=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 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 05:15:01,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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_fc72019f-5a2a-4c63-868f-50303e18c88e/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 4c325d93e59be9711665baa02e130ec0fdff30298f1a41b16a3d5d6f34a29b0c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:15:04,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:15:04,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:15:04,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:15:04,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:15:04,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:15:04,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:15:04,659 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:15:04,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:15:04,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:15:04,661 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:15:04,662 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:15:04,663 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:15:04,663 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:15:04,664 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:15:04,664 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:15:04,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:15:04,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:15:04,667 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:15:04,667 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:15:04,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:15:04,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:15:04,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:15:04,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:15:04,671 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:15:04,671 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:15:04,672 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:15:04,672 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:15:04,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:15:04,674 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:15:04,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:15:04,675 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:15:04,675 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:15:04,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:15:04,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:15:04,677 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:15:04,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:15:04,678 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:15:04,678 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:15:04,679 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:15:04,679 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:15:04,680 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:15:04,680 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_fc72019f-5a2a-4c63-868f-50303e18c88e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c325d93e59be9711665baa02e130ec0fdff30298f1a41b16a3d5d6f34a29b0c [2023-11-19 05:15:05,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:15:05,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:15:05,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:15:05,175 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:15:05,175 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:15:05,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i [2023-11-19 05:15:08,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:15:08,556 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:15:08,556 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i [2023-11-19 05:15:08,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data/cfb8ed3ba/4ecc8ff3b1034508a9f099fc683b0fe2/FLAG8b8f8175e [2023-11-19 05:15:08,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/data/cfb8ed3ba/4ecc8ff3b1034508a9f099fc683b0fe2 [2023-11-19 05:15:08,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:15:08,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:15:08,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:15:08,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:15:08,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:15:08,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:15:08" (1/1) ... [2023-11-19 05:15:08,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@442c59ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:08, skipping insertion in model container [2023-11-19 05:15:08,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:15:08" (1/1) ... [2023-11-19 05:15:08,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:15:08,822 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_fc72019f-5a2a-4c63-868f-50303e18c88e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i[916,929] [2023-11-19 05:15:08,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:15:08,908 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:15:08,922 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_fc72019f-5a2a-4c63-868f-50303e18c88e/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-51.i[916,929] [2023-11-19 05:15:08,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:15:09,021 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:15:09,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09 WrapperNode [2023-11-19 05:15:09,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:15:09,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:15:09,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:15:09,028 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:15:09,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,162 INFO L138 Inliner]: procedures = 36, calls = 179, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 496 [2023-11-19 05:15:09,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:15:09,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:15:09,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:15:09,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:15:09,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,207 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:15:09,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:15:09,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:15:09,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:15:09,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (1/1) ... [2023-11-19 05:15:09,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:15:09,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:15:09,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:15:09,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:15:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:15:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 05:15:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 05:15:09,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:15:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:15:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:15:09,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 05:15:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 05:15:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 05:15:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:15:09,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:15:09,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:15:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:15:09,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:15:09,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:15:09,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:15:09,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 05:15:09,626 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:15:09,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:15:11,898 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:15:11,910 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:15:11,913 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:15:11,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:15:11 BoogieIcfgContainer [2023-11-19 05:15:11,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:15:11,926 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:15:11,927 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:15:11,930 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:15:11,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:15:08" (1/3) ... [2023-11-19 05:15:11,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e92c07d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:15:11, skipping insertion in model container [2023-11-19 05:15:11,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:15:09" (2/3) ... [2023-11-19 05:15:11,932 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e92c07d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:15:11, skipping insertion in model container [2023-11-19 05:15:11,932 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:15:11" (3/3) ... [2023-11-19 05:15:11,934 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-51.i [2023-11-19 05:15:11,957 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:15:11,957 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:15:12,019 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:15:12,029 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;@60d14ac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:15:12,030 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:15:12,039 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 102 states have (on average 1.4215686274509804) internal successors, (145), 103 states have internal predecessors, (145), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 05:15:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 05:15:12,069 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:15:12,070 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:12,071 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:15:12,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:15:12,080 INFO L85 PathProgramCache]: Analyzing trace with hash -1995181470, now seen corresponding path program 1 times [2023-11-19 05:15:12,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:15:12,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1662939001] [2023-11-19 05:15:12,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:15:12,103 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 05:15:12,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:15:12,106 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:12,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:15:12,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:15:12,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:15:12,760 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-11-19 05:15:12,761 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:15:12,762 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:15:12,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1662939001] [2023-11-19 05:15:12,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1662939001] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:15:12,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:15:12,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:15:12,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698729124] [2023-11-19 05:15:12,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:15:12,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:15:12,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:15:12,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:15:12,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:15:12,807 INFO L87 Difference]: Start difference. First operand has 124 states, 102 states have (on average 1.4215686274509804) internal successors, (145), 103 states have internal predecessors, (145), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 05:15:12,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:15:12,849 INFO L93 Difference]: Finished difference Result 241 states and 379 transitions. [2023-11-19 05:15:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:15:12,851 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 149 [2023-11-19 05:15:12,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:15:12,866 INFO L225 Difference]: With dead ends: 241 [2023-11-19 05:15:12,867 INFO L226 Difference]: Without dead ends: 120 [2023-11-19 05:15:12,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 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 05:15:12,879 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:15:12,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:15:12,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-11-19 05:15:12,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2023-11-19 05:15:12,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 99 states have (on average 1.393939393939394) internal successors, (138), 99 states have internal predecessors, (138), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 05:15:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 176 transitions. [2023-11-19 05:15:12,936 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 176 transitions. Word has length 149 [2023-11-19 05:15:12,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:15:12,937 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 176 transitions. [2023-11-19 05:15:12,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 05:15:12,938 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 176 transitions. [2023-11-19 05:15:12,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 05:15:12,943 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:15:12,943 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:12,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:13,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:13,144 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:15:13,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:15:13,145 INFO L85 PathProgramCache]: Analyzing trace with hash -517073916, now seen corresponding path program 1 times [2023-11-19 05:15:13,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:15:13,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [149105967] [2023-11-19 05:15:13,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:15:13,147 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 05:15:13,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:15:13,149 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:13,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:15:13,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:15:13,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:15:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-11-19 05:15:13,679 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:15:13,679 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:15:13,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [149105967] [2023-11-19 05:15:13,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [149105967] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:15:13,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:15:13,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:15:13,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558226891] [2023-11-19 05:15:13,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:15:13,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:15:13,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:15:13,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:15:13,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:15:13,693 INFO L87 Difference]: Start difference. First operand 120 states and 176 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 05:15:13,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:15:13,863 INFO L93 Difference]: Finished difference Result 243 states and 358 transitions. [2023-11-19 05:15:13,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:15:13,865 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 149 [2023-11-19 05:15:13,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:15:13,867 INFO L225 Difference]: With dead ends: 243 [2023-11-19 05:15:13,867 INFO L226 Difference]: Without dead ends: 126 [2023-11-19 05:15:13,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 146 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 05:15:13,870 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 10 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 516 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 05:15:13,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 516 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:15:13,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2023-11-19 05:15:13,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 122. [2023-11-19 05:15:13,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 101 states have (on average 1.386138613861386) internal successors, (140), 101 states have internal predecessors, (140), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 05:15:13,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 178 transitions. [2023-11-19 05:15:13,891 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 178 transitions. Word has length 149 [2023-11-19 05:15:13,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:15:13,892 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 178 transitions. [2023-11-19 05:15:13,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 05:15:13,893 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 178 transitions. [2023-11-19 05:15:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 05:15:13,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:15:13,897 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:13,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:14,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:14,106 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:15:14,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:15:14,107 INFO L85 PathProgramCache]: Analyzing trace with hash -805893306, now seen corresponding path program 1 times [2023-11-19 05:15:14,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:15:14,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [452362227] [2023-11-19 05:15:14,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:15:14,109 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 05:15:14,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:15:14,111 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:14,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:15:14,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:15:14,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:15:14,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2023-11-19 05:15:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-19 05:15:14,750 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:15:14,750 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:15:14,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [452362227] [2023-11-19 05:15:14,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [452362227] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:15:14,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:15:14,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:15:14,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239730136] [2023-11-19 05:15:14,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:15:14,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:15:14,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:15:14,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:15:14,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:15:14,754 INFO L87 Difference]: Start difference. First operand 122 states and 178 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 05:15:14,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:15:14,784 INFO L93 Difference]: Finished difference Result 241 states and 353 transitions. [2023-11-19 05:15:14,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:15:14,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 149 [2023-11-19 05:15:14,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:15:14,788 INFO L225 Difference]: With dead ends: 241 [2023-11-19 05:15:14,789 INFO L226 Difference]: Without dead ends: 122 [2023-11-19 05:15:14,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:15:14,792 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 0 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:15:14,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 345 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:15:14,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-11-19 05:15:14,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2023-11-19 05:15:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 101 states have (on average 1.3762376237623761) internal successors, (139), 101 states have internal predecessors, (139), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 05:15:14,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 177 transitions. [2023-11-19 05:15:14,814 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 177 transitions. Word has length 149 [2023-11-19 05:15:14,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:15:14,816 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 177 transitions. [2023-11-19 05:15:14,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-11-19 05:15:14,818 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 177 transitions. [2023-11-19 05:15:14,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 05:15:14,828 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:15:14,828 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:14,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:15,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:15,038 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:15:15,038 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:15:15,039 INFO L85 PathProgramCache]: Analyzing trace with hash 489803607, now seen corresponding path program 1 times [2023-11-19 05:15:15,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:15:15,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [32173978] [2023-11-19 05:15:15,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:15:15,040 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 05:15:15,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:15:15,042 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:15,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/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 05:15:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:15:15,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 33 conjunts are in the unsatisfiable core [2023-11-19 05:15:15,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:15:16,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 1 [2023-11-19 05:15:17,608 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:15:17,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 143 treesize of output 59 [2023-11-19 05:15:18,063 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:15:18,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 133 treesize of output 79 [2023-11-19 05:15:20,956 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 141 treesize of output 110 [2023-11-19 05:15:24,325 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 141 treesize of output 110 [2023-11-19 05:15:25,114 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 141 treesize of output 110 [2023-11-19 05:15:25,947 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 141 treesize of output 110 [2023-11-19 05:15:26,702 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 141 treesize of output 110 [2023-11-19 05:15:27,413 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 141 treesize of output 110 [2023-11-19 05:15:28,317 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 141 treesize of output 110 [2023-11-19 05:15:30,751 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:15:30,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 210 treesize of output 126 [2023-11-19 05:15:31,110 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:15:31,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 418 treesize of output 142 [2023-11-19 05:15:31,297 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 8 proven. 348 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2023-11-19 05:15:31,298 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:15:31,911 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_144 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (let ((.cse1 (let ((.cse2 (let ((.cse3 (select (store |c_#memory_int| |c_~#unsigned_long_int_Array_0~0.base| v_ArrVal_144) |c_~#double_Array_0~0.base|))) (concat (select .cse3 (bvadd |c_~#double_Array_0~0.offset| (_ bv12 32))) (select .cse3 (bvadd (_ bv8 32) |c_~#double_Array_0~0.offset|)))))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))))) (or (fp.eq (let ((.cse0 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_42|)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) .cse1) (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_42|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_42|)) .cse1))))) is different from false [2023-11-19 05:15:32,025 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:15:32,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [32173978] [2023-11-19 05:15:32,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [32173978] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:15:32,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1703255300] [2023-11-19 05:15:32,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:15:32,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:15:32,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:15:32,033 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:15:32,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc72019f-5a2a-4c63-868f-50303e18c88e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 05:15:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:15:34,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 05:15:34,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:15:35,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-11-19 05:15:43,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 71