./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 378186c6d9208dcac7e742ba7e3d709cb5ca4759d0a6109e61503d5010b43317 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:06:26,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:06:26,927 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:06:26,937 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:06:26,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:06:26,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:06:26,987 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:06:26,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:06:26,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:06:26,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:06:26,994 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:06:26,995 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:06:26,996 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:06:26,998 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:06:26,998 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:06:26,998 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:06:26,999 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:06:26,999 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:06:27,000 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:06:27,001 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:06:27,001 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:06:27,002 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:06:27,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:06:27,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:06:27,004 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:06:27,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:06:27,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:06:27,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:06:27,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:06:27,005 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:06:27,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:06:27,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:06:27,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:06:27,007 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:06:27,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:06:27,008 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:06:27,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:27,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:06:27,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:06:27,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:06:27,009 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:06:27,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:06:27,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:06:27,010 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:06:27,010 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:06:27,010 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_d7bf0735-c369-4860-b06e-a8141c2fff7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 378186c6d9208dcac7e742ba7e3d709cb5ca4759d0a6109e61503d5010b43317 [2023-11-19 05:06:27,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:06:27,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:06:27,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:06:27,347 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:06:27,348 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:06:27,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i [2023-11-19 05:06:30,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:06:30,895 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:06:30,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i [2023-11-19 05:06:30,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data/46ecb98dd/126e38e9971b478499ed5a1b9d992af8/FLAG5e4b4d8a3 [2023-11-19 05:06:30,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data/46ecb98dd/126e38e9971b478499ed5a1b9d992af8 [2023-11-19 05:06:30,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:06:30,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:06:30,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:30,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:06:30,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:06:30,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:30" (1/1) ... [2023-11-19 05:06:30,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f72d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:30, skipping insertion in model container [2023-11-19 05:06:30,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:30" (1/1) ... [2023-11-19 05:06:31,006 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:06:31,223 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_d7bf0735-c369-4860-b06e-a8141c2fff7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i[917,930] [2023-11-19 05:06:31,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:06:31,354 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:06:31,372 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_d7bf0735-c369-4860-b06e-a8141c2fff7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i[917,930] [2023-11-19 05:06:31,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:06:31,448 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:06:31,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31 WrapperNode [2023-11-19 05:06:31,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:31,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:06:31,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:06:31,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:06:31,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,542 INFO L138 Inliner]: procedures = 29, calls = 139, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 431 [2023-11-19 05:06:31,543 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:06:31,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:06:31,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:06:31,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:06:31,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,582 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,608 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:06:31,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:06:31,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:06:31,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:06:31,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (1/1) ... [2023-11-19 05:06:31,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:31,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:06:31,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:06:31,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:06:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:06:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:06:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:06:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:06:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:06:31,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:06:31,703 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:06:31,703 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:06:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:06:31,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:06:31,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:06:31,868 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:06:31,870 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:06:32,624 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:06:33,729 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:06:33,729 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:06:33,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:06:33 BoogieIcfgContainer [2023-11-19 05:06:33,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:06:33,737 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:06:33,737 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:06:33,740 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:06:33,741 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:06:30" (1/3) ... [2023-11-19 05:06:33,742 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be7cba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:06:33, skipping insertion in model container [2023-11-19 05:06:33,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:31" (2/3) ... [2023-11-19 05:06:33,742 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be7cba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:06:33, skipping insertion in model container [2023-11-19 05:06:33,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:06:33" (3/3) ... [2023-11-19 05:06:33,744 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-18.i [2023-11-19 05:06:33,763 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:06:33,764 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:06:33,825 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:06:33,833 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;@5d0cc67a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:06:33,834 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:06:33,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 05:06:33,848 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:33,849 INFO L195 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:33,849 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:33,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:33,855 INFO L85 PathProgramCache]: Analyzing trace with hash -861535374, now seen corresponding path program 1 times [2023-11-19 05:06:33,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:06:33,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491829814] [2023-11-19 05:06:33,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:33,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:06:34,101 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:06:34,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [67334702] [2023-11-19 05:06:34,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:34,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:06:34,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:06:34,105 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:06:34,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:06:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:06:35,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:06:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:06:36,378 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:06:36,381 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:06:36,382 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:06:36,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:06:36,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:06:36,603 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:06:36,608 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:06:36,711 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:06:36,714 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:06:36,715 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 05:06:36,716 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 05:06:36,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 05:06:36,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 05:06:36,732 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 05:06:36,733 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 05:06:36,733 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-19 05:06:36,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-19 05:06:36,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 05:06:36,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 05:06:36,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 05:06:36,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 05:06:36,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 05:06:36,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-19 05:06:36,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 05:06:36,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-19 05:06:36,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-19 05:06:36,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-19 05:06:36,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated [2023-11-19 05:06:36,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 05:06:36,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 05:06:36,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 05:06:36,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 05:06:36,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 05:06:36,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 05:06:36,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-19 05:06:36,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 05:06:36,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated [2023-11-19 05:06:36,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-19 05:06:36,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-19 05:06:36,740 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-19 05:06:36,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 05:06:36,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated [2023-11-19 05:06:36,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 05:06:36,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 05:06:36,742 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 05:06:36,743 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 05:06:36,744 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-19 05:06:36,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 05:06:36,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 05:06:36,756 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-19 05:06:36,756 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-19 05:06:36,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 05:06:36,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 05:06:36,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 05:06:36,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-19 05:06:36,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:06:36 BoogieIcfgContainer [2023-11-19 05:06:36,787 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:06:36,788 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:06:36,788 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:06:36,789 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:06:36,789 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:06:33" (3/4) ... [2023-11-19 05:06:36,792 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:06:36,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:06:36,796 INFO L158 Benchmark]: Toolchain (without parser) took 5854.21ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 149.5MB in the beginning and 114.7MB in the end (delta: 34.8MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2023-11-19 05:06:36,797 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:06:36,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.05ms. Allocated memory is still 180.4MB. Free memory was 149.1MB in the beginning and 134.7MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:06:36,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.25ms. Allocated memory is still 180.4MB. Free memory was 134.3MB in the beginning and 130.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:06:36,806 INFO L158 Benchmark]: Boogie Preprocessor took 74.83ms. Allocated memory is still 180.4MB. Free memory was 130.5MB in the beginning and 127.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:06:36,808 INFO L158 Benchmark]: RCFGBuilder took 2115.61ms. Allocated memory is still 180.4MB. Free memory was 127.5MB in the beginning and 55.2MB in the end (delta: 72.3MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. [2023-11-19 05:06:36,808 INFO L158 Benchmark]: TraceAbstraction took 3050.47ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 55.2MB in the beginning and 114.7MB in the end (delta: -59.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:06:36,809 INFO L158 Benchmark]: Witness Printer took 6.01ms. Allocated memory is still 218.1MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:06:36,818 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.05ms. Allocated memory is still 180.4MB. Free memory was 149.1MB in the beginning and 134.7MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.25ms. Allocated memory is still 180.4MB. Free memory was 134.3MB in the beginning and 130.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.83ms. Allocated memory is still 180.4MB. Free memory was 130.5MB in the beginning and 127.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2115.61ms. Allocated memory is still 180.4MB. Free memory was 127.5MB in the beginning and 55.2MB in the end (delta: 72.3MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. * TraceAbstraction took 3050.47ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 55.2MB in the beginning and 114.7MB in the end (delta: -59.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.01ms. Allocated memory is still 218.1MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - 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~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 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~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 79, overapproximation of bitwiseAnd at line 71. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { 99.25, 18477, 5, 5.8, 0.5, 16, 50, 1, 256, 0 }; [L47] float* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L48] signed short int* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L49] signed short int* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L50] float* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L51] float* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L52] unsigned char* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L53] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L54] unsigned char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L55] unsigned long int* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L56] unsigned char* WrapperStruct00_var_1_15_Pointer = &(WrapperStruct00.var_1_15); [L57] unsigned char last_1_WrapperStruct00_var_1_11 = 16; [L58] unsigned long int last_1_WrapperStruct00_var_1_14 = 256; [L118] isInitial = 1 [L119] FCALL initially() [L120] COND TRUE 1 [L121] CALL updateLastVariables() [L110] EXPR WrapperStruct00.var_1_11 [L110] last_1_WrapperStruct00_var_1_11 = WrapperStruct00.var_1_11 [L111] EXPR WrapperStruct00.var_1_14 [L111] last_1_WrapperStruct00_var_1_14 = WrapperStruct00.var_1_14 [L121] RET updateLastVariables() [L122] CALL updateVariables() [L89] WrapperStruct00.var_1_7 = __VERIFIER_nondet_short() [L90] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L90] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L91] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L92] WrapperStruct00.var_1_8 = __VERIFIER_nondet_short() [L93] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L94] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 16383) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L95] WrapperStruct00.var_1_9 = __VERIFIER_nondet_float() [L96] EXPR WrapperStruct00.var_1_9 [L96] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L96] EXPR WrapperStruct00.var_1_9 [L96] EXPR WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L96] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L96] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L97] WrapperStruct00.var_1_10 = __VERIFIER_nondet_float() [L98] EXPR WrapperStruct00.var_1_10 [L98] EXPR WrapperStruct00.var_1_10 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L98] EXPR (WrapperStruct00.var_1_10 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) [L98] EXPR WrapperStruct00.var_1_10 [L98] EXPR WrapperStruct00.var_1_10 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F [L98] EXPR WrapperStruct00.var_1_10 [L98] EXPR WrapperStruct00.var_1_10 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F [L98] EXPR (WrapperStruct00.var_1_10 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L98] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L99] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L100] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L101] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L102] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L103] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L104] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L105] WrapperStruct00.var_1_15 = __VERIFIER_nondet_uchar() [L106] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L107] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L122] RET updateVariables() [L123] CALL step() [L62] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L62] signed short int stepLocal_3 = (*(WrapperStruct00_var_1_8_Pointer)); [L63] unsigned long int stepLocal_2 = last_1_WrapperStruct00_var_1_14; [L64] COND TRUE last_1_WrapperStruct00_var_1_14 > stepLocal_3 [L65] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L65] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L65] COND TRUE ((last_1_WrapperStruct00_var_1_11 - (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_7_Pointer))) > stepLocal_2 [L66] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L66] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L66] EXPR (((*(WrapperStruct00_var_1_12_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_12_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L66] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L66] EXPR (((*(WrapperStruct00_var_1_12_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_12_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))) [L66] (*(WrapperStruct00_var_1_11_Pointer)) = (((((*(WrapperStruct00_var_1_12_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_12_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))) [L71] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L71] EXPR (*(WrapperStruct00_var_1_11_Pointer)) & (*(WrapperStruct00_var_1_7_Pointer)) [L71] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L71] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L71] COND FALSE !(((*(WrapperStruct00_var_1_11_Pointer)) & (*(WrapperStruct00_var_1_7_Pointer))) > (((*(WrapperStruct00_var_1_12_Pointer)) * last_1_WrapperStruct00_var_1_14) * ((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_11_Pointer))))) [L76] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L76] (*(WrapperStruct00_var_1_14_Pointer)) = (*(WrapperStruct00_var_1_7_Pointer)) [L78] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L78] unsigned char stepLocal_1 = (*(WrapperStruct00_var_1_11_Pointer)); [L79] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L79] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L79] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L79] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer))) [L79] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L79] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer))) [L79] EXPR (*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer))))) [L79] unsigned long int stepLocal_0 = (*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer))))); [L80] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L80] COND FALSE !(stepLocal_0 != (*(WrapperStruct00_var_1_11_Pointer))) [L85] (*(WrapperStruct00_var_1_1_Pointer)) = 10.5f [L123] RET step() [L124] CALL, EXPR property() [L114] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L114] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L114] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L114] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer))) [L114] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L114] EXPR (((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer))) [L114] EXPR (*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer))))) [L114] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L114] EXPR (((*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer)))))) != (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_11_Pointer)) == ((*(WrapperStruct00_var_1_11_Pointer)) - ((*(WrapperStruct00_var_1_7_Pointer)) - (*(WrapperStruct00_var_1_11_Pointer))))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) 10.5f)) [L114] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L114] EXPR (((*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer)))))) != (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_11_Pointer)) == ((*(WrapperStruct00_var_1_11_Pointer)) - ((*(WrapperStruct00_var_1_7_Pointer)) - (*(WrapperStruct00_var_1_11_Pointer))))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) 10.5f)) [L114] EXPR ((((*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer)))))) != (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_11_Pointer)) == ((*(WrapperStruct00_var_1_11_Pointer)) - ((*(WrapperStruct00_var_1_7_Pointer)) - (*(WrapperStruct00_var_1_11_Pointer))))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) 10.5f))) && ((last_1_WrapperStruct00_var_1_14 > (*(WrapperStruct00_var_1_8_Pointer))) ? ((((last_1_WrapperStruct00_var_1_11 - (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_7_Pointer))) > last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_12_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_12_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))))) : ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer))))) : 1) [L114] EXPR (((((*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer)))))) != (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_11_Pointer)) == ((*(WrapperStruct00_var_1_11_Pointer)) - ((*(WrapperStruct00_var_1_7_Pointer)) - (*(WrapperStruct00_var_1_11_Pointer))))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) 10.5f))) && ((last_1_WrapperStruct00_var_1_14 > (*(WrapperStruct00_var_1_8_Pointer))) ? ((((last_1_WrapperStruct00_var_1_11 - (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_7_Pointer))) > last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_12_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_12_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))))) : ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((((*(WrapperStruct00_var_1_11_Pointer)) & (*(WrapperStruct00_var_1_7_Pointer))) > (((*(WrapperStruct00_var_1_12_Pointer)) * last_1_WrapperStruct00_var_1_14) * ((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_11_Pointer))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) && ((*(WrapperStruct00_var_1_9_Pointer)) > (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_7_Pointer)))) : 1) : ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_7_Pointer))))) [L114-L115] return (((((*(WrapperStruct00_var_1_11_Pointer)) ^ (((((*(WrapperStruct00_var_1_11_Pointer))) > ((*(WrapperStruct00_var_1_14_Pointer)))) ? ((*(WrapperStruct00_var_1_11_Pointer))) : ((*(WrapperStruct00_var_1_14_Pointer)))))) != (*(WrapperStruct00_var_1_11_Pointer))) ? (((*(WrapperStruct00_var_1_11_Pointer)) == ((*(WrapperStruct00_var_1_11_Pointer)) - ((*(WrapperStruct00_var_1_7_Pointer)) - (*(WrapperStruct00_var_1_11_Pointer))))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) (((((*(WrapperStruct00_var_1_9_Pointer))) < ((*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_9_Pointer))) : ((*(WrapperStruct00_var_1_10_Pointer))))))) : 1) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((float) 10.5f))) && ((last_1_WrapperStruct00_var_1_14 > (*(WrapperStruct00_var_1_8_Pointer))) ? ((((last_1_WrapperStruct00_var_1_11 - (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_7_Pointer))) > last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_12_Pointer))) < ((*(WrapperStruct00_var_1_13_Pointer)))) ? ((*(WrapperStruct00_var_1_12_Pointer))) : ((*(WrapperStruct00_var_1_13_Pointer))))))) : ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_12_Pointer))))) : 1)) && ((((*(WrapperStruct00_var_1_11_Pointer)) & (*(WrapperStruct00_var_1_7_Pointer))) > (((*(WrapperStruct00_var_1_12_Pointer)) * last_1_WrapperStruct00_var_1_14) * ((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_11_Pointer))))) ? (((*(WrapperStruct00_var_1_15_Pointer)) && ((*(WrapperStruct00_var_1_9_Pointer)) > (*(WrapperStruct00_var_1_10_Pointer)))) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_7_Pointer)))) : 1) : ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned long int) (*(WrapperStruct00_var_1_7_Pointer))))) ; [L124] RET, EXPR property() [L124] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:12}, WrapperStruct00_var_1_11_Pointer={4:16}, WrapperStruct00_var_1_12_Pointer={4:17}, WrapperStruct00_var_1_13_Pointer={4:18}, WrapperStruct00_var_1_14_Pointer={4:19}, WrapperStruct00_var_1_15_Pointer={4:23}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:6}, WrapperStruct00_var_1_9_Pointer={4:8}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_11=16, last_1_WrapperStruct00_var_1_14=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 1, TraceHistogramMax: 12, 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=33occurred 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, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 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 05:06:36,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 378186c6d9208dcac7e742ba7e3d709cb5ca4759d0a6109e61503d5010b43317 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:06:39,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:06:39,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:06:39,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:06:39,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:06:39,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:06:39,763 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:06:39,764 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:06:39,765 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:06:39,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:06:39,770 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:06:39,770 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:06:39,771 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:06:39,772 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:06:39,773 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:06:39,773 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:06:39,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:06:39,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:06:39,775 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:06:39,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:06:39,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:06:39,777 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:06:39,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:06:39,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:06:39,778 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:06:39,778 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:06:39,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:06:39,779 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:06:39,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:06:39,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:06:39,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:06:39,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:06:39,781 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:06:39,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:39,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:06:39,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:06:39,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:06:39,783 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:06:39,783 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:06:39,784 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:06:39,784 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:06:39,784 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:06:39,785 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_d7bf0735-c369-4860-b06e-a8141c2fff7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 378186c6d9208dcac7e742ba7e3d709cb5ca4759d0a6109e61503d5010b43317 [2023-11-19 05:06:40,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:06:40,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:06:40,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:06:40,240 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:06:40,241 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:06:40,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i [2023-11-19 05:06:43,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:06:43,710 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:06:43,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i [2023-11-19 05:06:43,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data/e9bc45751/48175bce81e149d48843b13d6b2a81af/FLAGbe055bc52 [2023-11-19 05:06:43,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/data/e9bc45751/48175bce81e149d48843b13d6b2a81af [2023-11-19 05:06:43,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:06:43,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:06:43,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:43,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:06:43,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:06:43,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:43" (1/1) ... [2023-11-19 05:06:43,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@566c83b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:43, skipping insertion in model container [2023-11-19 05:06:43,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:43" (1/1) ... [2023-11-19 05:06:43,792 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:06:43,977 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_d7bf0735-c369-4860-b06e-a8141c2fff7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i[917,930] [2023-11-19 05:06:44,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:06:44,104 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:06:44,123 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_d7bf0735-c369-4860-b06e-a8141c2fff7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-18.i[917,930] [2023-11-19 05:06:44,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:06:44,235 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:06:44,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44 WrapperNode [2023-11-19 05:06:44,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:44,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:06:44,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:06:44,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:06:44,246 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,313 INFO L138 Inliner]: procedures = 36, calls = 139, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 392 [2023-11-19 05:06:44,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:06:44,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:06:44,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:06:44,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:06:44,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:06:44,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:06:44,372 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:06:44,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:06:44,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (1/1) ... [2023-11-19 05:06:44,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:44,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:06:44,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:06:44,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:06:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:06:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:06:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:06:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:06:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 05:06:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 05:06:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 05:06:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:06:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 05:06:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 05:06:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:06:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:06:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:06:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:06:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:06:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:06:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 05:06:44,612 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:06:44,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:06:45,609 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:06:45,619 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:06:45,619 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:06:45,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:06:45 BoogieIcfgContainer [2023-11-19 05:06:45,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:06:45,630 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:06:45,630 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:06:45,634 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:06:45,635 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:06:43" (1/3) ... [2023-11-19 05:06:45,636 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577edac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:06:45, skipping insertion in model container [2023-11-19 05:06:45,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:44" (2/3) ... [2023-11-19 05:06:45,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577edac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:06:45, skipping insertion in model container [2023-11-19 05:06:45,639 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:06:45" (3/3) ... [2023-11-19 05:06:45,644 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-18.i [2023-11-19 05:06:45,666 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:06:45,666 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:06:45,734 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:06:45,742 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;@53fd06cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:06:45,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:06:45,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 77 states have (on average 1.4285714285714286) internal successors, (110), 78 states have internal predecessors, (110), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:45,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 05:06:45,764 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:45,765 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:45,765 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:45,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:45,770 INFO L85 PathProgramCache]: Analyzing trace with hash -40990956, now seen corresponding path program 1 times [2023-11-19 05:06:45,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:45,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [496290378] [2023-11-19 05:06:45,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:45,785 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 05:06:45,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:45,805 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:45,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:46,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:06:46,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:46,235 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-11-19 05:06:46,235 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:46,236 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:46,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [496290378] [2023-11-19 05:06:46,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [496290378] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:46,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:46,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:06:46,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508613543] [2023-11-19 05:06:46,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:46,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:06:46,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:46,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:06:46,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:06:46,280 INFO L87 Difference]: Start difference. First operand has 92 states, 77 states have (on average 1.4285714285714286) internal successors, (110), 78 states have internal predecessors, (110), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 05:06:46,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:46,316 INFO L93 Difference]: Finished difference Result 177 states and 274 transitions. [2023-11-19 05:06:46,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:06:46,318 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 103 [2023-11-19 05:06:46,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:46,327 INFO L225 Difference]: With dead ends: 177 [2023-11-19 05:06:46,327 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 05:06:46,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 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 05:06:46,335 INFO L413 NwaCegarLoop]: 127 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, 127 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 05:06:46,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:06:46,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 05:06:46,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-19 05:06:46,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 74 states have (on average 1.3918918918918919) internal successors, (103), 74 states have internal predecessors, (103), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:46,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 127 transitions. [2023-11-19 05:06:46,411 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 127 transitions. Word has length 103 [2023-11-19 05:06:46,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:46,412 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 127 transitions. [2023-11-19 05:06:46,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-11-19 05:06:46,413 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 127 transitions. [2023-11-19 05:06:46,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 05:06:46,421 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:46,423 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:46,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:46,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:46,634 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:46,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:46,635 INFO L85 PathProgramCache]: Analyzing trace with hash 2006021056, now seen corresponding path program 1 times [2023-11-19 05:06:46,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:46,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601943723] [2023-11-19 05:06:46,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:46,637 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 05:06:46,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:46,639 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:46,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:46,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 05:06:47,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:47,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:06:47,170 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 80 treesize of output 44 [2023-11-19 05:06:47,214 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 05:06:47,214 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:47,214 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:47,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [601943723] [2023-11-19 05:06:47,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [601943723] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:47,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:47,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:06:47,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917069649] [2023-11-19 05:06:47,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:47,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:06:47,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:47,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:06:47,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:06:47,219 INFO L87 Difference]: Start difference. First operand 88 states and 127 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:48,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:48,581 INFO L93 Difference]: Finished difference Result 220 states and 318 transitions. [2023-11-19 05:06:48,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 05:06:48,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 103 [2023-11-19 05:06:48,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:48,590 INFO L225 Difference]: With dead ends: 220 [2023-11-19 05:06:48,590 INFO L226 Difference]: Without dead ends: 135 [2023-11-19 05:06:48,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:06:48,593 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 89 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:48,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 442 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-19 05:06:48,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2023-11-19 05:06:48,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 94. [2023-11-19 05:06:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 80 states have (on average 1.3875) internal successors, (111), 80 states have internal predecessors, (111), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:48,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 135 transitions. [2023-11-19 05:06:48,611 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 135 transitions. Word has length 103 [2023-11-19 05:06:48,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:48,613 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 135 transitions. [2023-11-19 05:06:48,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2023-11-19 05:06:48,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 05:06:48,616 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:48,616 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:48,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:48,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:48,826 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:48,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:48,827 INFO L85 PathProgramCache]: Analyzing trace with hash -631250749, now seen corresponding path program 1 times [2023-11-19 05:06:48,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:48,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [715744144] [2023-11-19 05:06:48,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:48,829 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 05:06:48,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:48,831 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:48,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:49,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 05:06:49,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:49,325 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 05:06:49,325 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:49,326 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:49,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [715744144] [2023-11-19 05:06:49,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [715744144] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:49,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:49,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:06:49,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36903107] [2023-11-19 05:06:49,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:49,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:06:49,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:49,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:06:49,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:06:49,332 INFO L87 Difference]: Start difference. First operand 94 states and 135 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:50,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:50,675 INFO L93 Difference]: Finished difference Result 221 states and 318 transitions. [2023-11-19 05:06:50,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:06:50,678 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 104 [2023-11-19 05:06:50,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:50,680 INFO L225 Difference]: With dead ends: 221 [2023-11-19 05:06:50,680 INFO L226 Difference]: Without dead ends: 130 [2023-11-19 05:06:50,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:06:50,682 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 45 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:50,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 322 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-19 05:06:50,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-19 05:06:50,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 99. [2023-11-19 05:06:50,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 85 states have (on average 1.388235294117647) internal successors, (118), 85 states have internal predecessors, (118), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:50,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 142 transitions. [2023-11-19 05:06:50,696 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 142 transitions. Word has length 104 [2023-11-19 05:06:50,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:50,697 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 142 transitions. [2023-11-19 05:06:50,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:50,697 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 142 transitions. [2023-11-19 05:06:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 05:06:50,699 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:50,699 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:50,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:50,905 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:50,906 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:50,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:50,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1332315327, now seen corresponding path program 1 times [2023-11-19 05:06:50,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:50,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1918961215] [2023-11-19 05:06:50,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:50,908 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 05:06:50,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:50,915 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:50,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:51,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 05:06:51,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:51,425 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 50 treesize of output 26 [2023-11-19 05:06:51,521 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 05:06:51,523 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:51,523 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:51,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1918961215] [2023-11-19 05:06:51,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1918961215] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:51,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:51,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 05:06:51,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902394546] [2023-11-19 05:06:51,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:51,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 05:06:51,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:51,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 05:06:51,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:06:51,533 INFO L87 Difference]: Start difference. First operand 99 states and 142 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:52,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:52,900 INFO L93 Difference]: Finished difference Result 226 states and 324 transitions. [2023-11-19 05:06:52,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 05:06:52,901 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 104 [2023-11-19 05:06:52,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:52,903 INFO L225 Difference]: With dead ends: 226 [2023-11-19 05:06:52,904 INFO L226 Difference]: Without dead ends: 130 [2023-11-19 05:06:52,904 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:06:52,906 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 105 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:52,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 551 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-19 05:06:52,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-19 05:06:52,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 101. [2023-11-19 05:06:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 87 states have (on average 1.3793103448275863) internal successors, (120), 87 states have internal predecessors, (120), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:52,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2023-11-19 05:06:52,918 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 104 [2023-11-19 05:06:52,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:52,919 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2023-11-19 05:06:52,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:52,920 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2023-11-19 05:06:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 05:06:52,921 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:52,936 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:52,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:06:53,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:53,141 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:53,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:53,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1652319103, now seen corresponding path program 1 times [2023-11-19 05:06:53,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:53,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1198011161] [2023-11-19 05:06:53,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:53,142 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 05:06:53,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:53,143 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:53,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 05:06:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:53,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 05:06:53,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:53,663 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:06:53,663 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 34 [2023-11-19 05:06:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 05:06:53,736 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:53,736 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:53,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1198011161] [2023-11-19 05:06:53,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1198011161] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:53,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:53,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 05:06:53,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530997377] [2023-11-19 05:06:53,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:53,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 05:06:53,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:53,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 05:06:53,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:06:53,739 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:56,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:56,355 INFO L93 Difference]: Finished difference Result 254 states and 364 transitions. [2023-11-19 05:06:56,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-19 05:06:56,356 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 104 [2023-11-19 05:06:56,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:56,359 INFO L225 Difference]: With dead ends: 254 [2023-11-19 05:06:56,360 INFO L226 Difference]: Without dead ends: 156 [2023-11-19 05:06:56,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-19 05:06:56,362 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 116 mSDsluCounter, 578 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:56,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 717 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-19 05:06:56,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-19 05:06:56,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 103. [2023-11-19 05:06:56,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 89 states have (on average 1.3820224719101124) internal successors, (123), 89 states have internal predecessors, (123), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:56,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2023-11-19 05:06:56,377 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 104 [2023-11-19 05:06:56,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:56,378 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2023-11-19 05:06:56,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.222222222222222) internal successors, (47), 9 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:56,379 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2023-11-19 05:06:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 05:06:56,380 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:56,381 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:56,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:06:56,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:56,588 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:56,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:56,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1941583615, now seen corresponding path program 1 times [2023-11-19 05:06:56,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:56,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801299429] [2023-11-19 05:06:56,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:56,610 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 05:06:56,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:56,611 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:56,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 05:06:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:56,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 05:06:56,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 05:06:57,016 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:57,016 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:57,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [801299429] [2023-11-19 05:06:57,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [801299429] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:57,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:57,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:06:57,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651326950] [2023-11-19 05:06:57,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:57,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:06:57,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:57,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:06:57,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:06:57,019 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:58,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:58,446 INFO L93 Difference]: Finished difference Result 240 states and 341 transitions. [2023-11-19 05:06:58,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:06:58,447 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 104 [2023-11-19 05:06:58,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:58,449 INFO L225 Difference]: With dead ends: 240 [2023-11-19 05:06:58,449 INFO L226 Difference]: Without dead ends: 140 [2023-11-19 05:06:58,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:06:58,450 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 81 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:58,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 362 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-19 05:06:58,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2023-11-19 05:06:58,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 105. [2023-11-19 05:06:58,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 91 states have (on average 1.3626373626373627) internal successors, (124), 91 states have internal predecessors, (124), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:58,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 148 transitions. [2023-11-19 05:06:58,460 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 148 transitions. Word has length 104 [2023-11-19 05:06:58,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:58,461 INFO L495 AbstractCegarLoop]: Abstraction has 105 states and 148 transitions. [2023-11-19 05:06:58,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:58,461 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 148 transitions. [2023-11-19 05:06:58,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 05:06:58,463 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:58,463 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:58,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:06:58,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:58,675 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:58,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:58,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1371805074, now seen corresponding path program 1 times [2023-11-19 05:06:58,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:58,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2128755405] [2023-11-19 05:06:58,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:58,676 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 05:06:58,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:58,677 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:58,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 05:06:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:58,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:06:58,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 05:06:58,995 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:58,995 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:58,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2128755405] [2023-11-19 05:06:58,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2128755405] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:58,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:58,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:06:58,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115333242] [2023-11-19 05:06:58,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:58,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:06:58,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:58,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:06:58,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:06:58,998 INFO L87 Difference]: Start difference. First operand 105 states and 148 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:59,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:59,067 INFO L93 Difference]: Finished difference Result 224 states and 318 transitions. [2023-11-19 05:06:59,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:06:59,068 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 105 [2023-11-19 05:06:59,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:59,070 INFO L225 Difference]: With dead ends: 224 [2023-11-19 05:06:59,070 INFO L226 Difference]: Without dead ends: 122 [2023-11-19 05:06:59,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:06:59,072 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 53 mSDsluCounter, 362 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 509 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:59,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 509 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:06:59,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-11-19 05:06:59,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 106. [2023-11-19 05:06:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 149 transitions. [2023-11-19 05:06:59,082 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 149 transitions. Word has length 105 [2023-11-19 05:06:59,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:59,083 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 149 transitions. [2023-11-19 05:06:59,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 149 transitions. [2023-11-19 05:06:59,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 05:06:59,084 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:59,085 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:59,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-19 05:06:59,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:59,291 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:59,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:59,292 INFO L85 PathProgramCache]: Analyzing trace with hash -348891637, now seen corresponding path program 1 times [2023-11-19 05:06:59,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:59,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [266239632] [2023-11-19 05:06:59,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:59,293 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 05:06:59,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:59,299 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:59,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-19 05:06:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:06:59,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:06:59,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:06:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-19 05:06:59,573 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:06:59,573 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:06:59,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [266239632] [2023-11-19 05:06:59,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [266239632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:06:59,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:06:59,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:06:59,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790470786] [2023-11-19 05:06:59,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:06:59,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:06:59,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:06:59,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:06:59,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:06:59,576 INFO L87 Difference]: Start difference. First operand 106 states and 149 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:59,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:06:59,638 INFO L93 Difference]: Finished difference Result 218 states and 308 transitions. [2023-11-19 05:06:59,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:06:59,639 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 105 [2023-11-19 05:06:59,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:06:59,640 INFO L225 Difference]: With dead ends: 218 [2023-11-19 05:06:59,640 INFO L226 Difference]: Without dead ends: 115 [2023-11-19 05:06:59,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:06:59,642 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 44 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:06:59,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 469 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:06:59,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-11-19 05:06:59,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 109. [2023-11-19 05:06:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 95 states have (on average 1.3473684210526315) internal successors, (128), 95 states have internal predecessors, (128), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 05:06:59,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 152 transitions. [2023-11-19 05:06:59,650 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 152 transitions. Word has length 105 [2023-11-19 05:06:59,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:06:59,651 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 152 transitions. [2023-11-19 05:06:59,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-19 05:06:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 152 transitions. [2023-11-19 05:06:59,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 05:06:59,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:06:59,653 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:59,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-11-19 05:06:59,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:59,859 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:06:59,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:06:59,860 INFO L85 PathProgramCache]: Analyzing trace with hash -382676098, now seen corresponding path program 1 times [2023-11-19 05:06:59,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:06:59,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587908913] [2023-11-19 05:06:59,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:06:59,860 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 05:06:59,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:06:59,861 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 05:06:59,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/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 (10)] Waiting until timeout for monitored process [2023-11-19 05:07:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:00,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 05:07:00,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:00,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 05:07:00,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2023-11-19 05:07:01,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2023-11-19 05:07:01,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2023-11-19 05:07:01,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-11-19 05:07:02,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2023-11-19 05:07:03,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2023-11-19 05:07:03,865 INFO L349 Elim1Store]: treesize reduction 70, result has 44.4 percent of original size [2023-11-19 05:07:03,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 59 treesize of output 86 [2023-11-19 05:07:04,127 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:07:04,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 78 treesize of output 86 [2023-11-19 05:07:04,310 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 121 proven. 107 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 05:07:04,310 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:07:04,500 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:04,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587908913] [2023-11-19 05:07:04,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587908913] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:07:04,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1342246969] [2023-11-19 05:07:04,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:04,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:04,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:07:04,504 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:07:04,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-19 05:07:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:05,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 05:07:05,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:05,837 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 24 treesize of output 12 [2023-11-19 05:07:06,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-11-19 05:07:07,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2023-11-19 05:07:07,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2023-11-19 05:07:07,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2023-11-19 05:07:08,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2023-11-19 05:07:09,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2023-11-19 05:07:09,832 INFO L349 Elim1Store]: treesize reduction 56, result has 44.6 percent of original size [2023-11-19 05:07:09,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 71 [2023-11-19 05:07:10,098 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:07:10,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 70 [2023-11-19 05:07:10,230 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 89 proven. 107 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-19 05:07:10,230 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:07:10,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1342246969] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:07:10,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124670409] [2023-11-19 05:07:10,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:10,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:10,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:10,280 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:07:10,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7bf0735-c369-4860-b06e-a8141c2fff7a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-19 05:07:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:10,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 05:07:10,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:10,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-19 05:07:13,212 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 31 treesize of output 15 [2023-11-19 05:07:13,483 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 31 treesize of output 15 [2023-11-19 05:07:13,720 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 31 treesize of output 15 [2023-11-19 05:07:13,930 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 26 treesize of output 25 [2023-11-19 05:07:16,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 38 [2023-11-19 05:07:19,016 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:07:19,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 49 [2023-11-19 05:07:20,965 INFO L349 Elim1Store]: treesize reduction 68, result has 45.6 percent of original size [2023-11-19 05:07:20,965 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 10 case distinctions, treesize of input 57 treesize of output 83