./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.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_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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_675abd7f-3494-4d1b-afd1-7e20627dccba/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 2f43a3a479ac35c9dcd12d66840981cacac59cfa14a55d9673c5274543b9a988 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:23,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:23,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:18:23,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:23,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:23,444 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:23,445 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:23,445 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:23,446 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:23,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:23,452 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:23,452 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:23,453 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:23,454 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:18:23,455 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:23,455 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:23,456 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:18:23,456 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:18:23,457 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:23,457 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:18:23,457 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:18:23,458 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:18:23,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:23,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:23,460 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:18:23,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:18:23,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:18:23,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:23,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:23,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:23,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:23,464 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:18:23,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:23,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:23,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:23,465 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:23,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:23,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:23,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:23,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:23,491 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:18:23,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:18:23,492 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:23,492 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:23,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:23,493 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_675abd7f-3494-4d1b-afd1-7e20627dccba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f43a3a479ac35c9dcd12d66840981cacac59cfa14a55d9673c5274543b9a988 [2023-11-19 05:18:23,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:23,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:23,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:23,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:23,921 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:23,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i [2023-11-19 05:18:27,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:27,352 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:27,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i [2023-11-19 05:18:27,375 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data/f076be82a/7cde9a78004a4c5698117d5fb3c60909/FLAGc3c421449 [2023-11-19 05:18:27,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data/f076be82a/7cde9a78004a4c5698117d5fb3c60909 [2023-11-19 05:18:27,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:27,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:27,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:27,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:27,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:27,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:27,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d73fc74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27, skipping insertion in model container [2023-11-19 05:18:27,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:27,481 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:27,626 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_675abd7f-3494-4d1b-afd1-7e20627dccba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i[916,929] [2023-11-19 05:18:27,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:27,765 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:27,779 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_675abd7f-3494-4d1b-afd1-7e20627dccba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i[916,929] [2023-11-19 05:18:27,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:27,896 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:27,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27 WrapperNode [2023-11-19 05:18:27,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:27,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:27,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:27,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:27,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:27,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,020 INFO L138 Inliner]: procedures = 29, calls = 247, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 674 [2023-11-19 05:18:28,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:28,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:28,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:28,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:28,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,115 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:28,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:28,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:28,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:28,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (1/1) ... [2023-11-19 05:18:28,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:28,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:28,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:28,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:18:28,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:18:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:18:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:18:28,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:18:28,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:18:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:18:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:18:28,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:28,537 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:28,539 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:29,451 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:31,327 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:31,327 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:31,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:31 BoogieIcfgContainer [2023-11-19 05:18:31,335 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:31,339 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:31,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:31,344 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:31,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:27" (1/3) ... [2023-11-19 05:18:31,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4046ae00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:31, skipping insertion in model container [2023-11-19 05:18:31,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:27" (2/3) ... [2023-11-19 05:18:31,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4046ae00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:31, skipping insertion in model container [2023-11-19 05:18:31,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:31" (3/3) ... [2023-11-19 05:18:31,354 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-86.i [2023-11-19 05:18:31,375 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:31,377 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:31,445 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:31,453 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;@2724954d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:31,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:31,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 31 states have (on average 1.096774193548387) internal successors, (34), 32 states have internal predecessors, (34), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:18:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 05:18:31,477 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:31,478 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:31,479 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:31,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:31,485 INFO L85 PathProgramCache]: Analyzing trace with hash -449269335, now seen corresponding path program 1 times [2023-11-19 05:18:31,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:18:31,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852786272] [2023-11-19 05:18:31,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:31,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:18:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:39,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:18:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:18:45,584 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:18:45,586 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:18:45,587 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:18:45,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:18:45,594 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:18:45,607 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:18:45,680 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:18:45,686 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-19 05:18:45,687 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:18:45,687 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-19 05:18:45,688 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 05:18:45,689 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 05:18:45,689 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:18:45,696 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 05:18:45,696 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 05:18:45,697 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 05:18:45,697 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 05:18:45,697 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-19 05:18:45,697 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated [2023-11-19 05:18:45,697 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 05:18:45,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated [2023-11-19 05:18:45,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated [2023-11-19 05:18:45,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated [2023-11-19 05:18:45,698 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 05:18:45,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 05:18:45,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 05:18:45,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 05:18:45,699 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated [2023-11-19 05:18:45,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 05:18:45,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated [2023-11-19 05:18:45,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated [2023-11-19 05:18:45,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-19 05:18:45,700 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-19 05:18:45,701 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 05:18:45,701 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 05:18:45,701 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 05:18:45,701 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 05:18:45,702 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated [2023-11-19 05:18:45,702 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated [2023-11-19 05:18:45,702 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated [2023-11-19 05:18:45,702 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 05:18:45,702 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated [2023-11-19 05:18:45,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-19 05:18:45,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 05:18:45,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated [2023-11-19 05:18:45,703 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated [2023-11-19 05:18:45,704 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 05:18:45,704 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 05:18:45,704 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 05:18:45,704 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated [2023-11-19 05:18:45,707 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated [2023-11-19 05:18:45,707 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated [2023-11-19 05:18:45,708 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 05:18:45,709 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated [2023-11-19 05:18:45,709 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated [2023-11-19 05:18:45,709 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated [2023-11-19 05:18:45,710 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-11-19 05:18:45,715 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated [2023-11-19 05:18:45,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 05:18:45,718 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated [2023-11-19 05:18:45,720 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 05:18:45,720 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated [2023-11-19 05:18:45,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 05:18:45,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated [2023-11-19 05:18:45,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem119 could not be translated [2023-11-19 05:18:45,722 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem119 could not be translated [2023-11-19 05:18:45,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated [2023-11-19 05:18:45,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated [2023-11-19 05:18:45,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated [2023-11-19 05:18:45,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated [2023-11-19 05:18:45,727 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 05:18:45,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated [2023-11-19 05:18:45,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 05:18:45,728 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated [2023-11-19 05:18:45,729 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 05:18:45,730 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated [2023-11-19 05:18:45,730 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 05:18:45,730 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated [2023-11-19 05:18:45,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-19 05:18:45,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated [2023-11-19 05:18:45,731 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated [2023-11-19 05:18:45,733 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated [2023-11-19 05:18:45,733 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-19 05:18:45,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated [2023-11-19 05:18:45,734 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated [2023-11-19 05:18:45,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated [2023-11-19 05:18:45,735 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-19 05:18:45,737 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-19 05:18:45,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated [2023-11-19 05:18:45,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated [2023-11-19 05:18:45,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-19 05:18:45,739 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-19 05:18:45,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:18:45 BoogieIcfgContainer [2023-11-19 05:18:45,777 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:18:45,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:18:45,780 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:18:45,780 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:18:45,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:31" (3/4) ... [2023-11-19 05:18:45,785 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:18:45,787 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:18:45,789 INFO L158 Benchmark]: Toolchain (without parser) took 18357.33ms. Allocated memory was 178.3MB in the beginning and 954.2MB in the end (delta: 775.9MB). Free memory was 149.5MB in the beginning and 348.9MB in the end (delta: -199.3MB). Peak memory consumption was 577.4MB. Max. memory is 16.1GB. [2023-11-19 05:18:45,793 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:18:45,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.58ms. Allocated memory is still 178.3MB. Free memory was 149.5MB in the beginning and 130.9MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 05:18:45,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.02ms. Allocated memory is still 178.3MB. Free memory was 130.4MB in the beginning and 124.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:18:45,801 INFO L158 Benchmark]: Boogie Preprocessor took 125.68ms. Allocated memory is still 178.3MB. Free memory was 124.6MB in the beginning and 119.3MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:18:45,802 INFO L158 Benchmark]: RCFGBuilder took 3187.78ms. Allocated memory was 178.3MB in the beginning and 237.0MB in the end (delta: 58.7MB). Free memory was 119.3MB in the beginning and 82.6MB in the end (delta: 36.7MB). Peak memory consumption was 122.9MB. Max. memory is 16.1GB. [2023-11-19 05:18:45,804 INFO L158 Benchmark]: TraceAbstraction took 14438.33ms. Allocated memory was 237.0MB in the beginning and 954.2MB in the end (delta: 717.2MB). Free memory was 81.5MB in the beginning and 348.9MB in the end (delta: -267.3MB). Peak memory consumption was 450.9MB. Max. memory is 16.1GB. [2023-11-19 05:18:45,806 INFO L158 Benchmark]: Witness Printer took 7.66ms. Allocated memory is still 954.2MB. Free memory was 348.9MB in the beginning and 348.9MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:18:45,813 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory was 103.6MB in the beginning and 103.4MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.58ms. Allocated memory is still 178.3MB. Free memory was 149.5MB in the beginning and 130.9MB in the end (delta: 18.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.02ms. Allocated memory is still 178.3MB. Free memory was 130.4MB in the beginning and 124.6MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.68ms. Allocated memory is still 178.3MB. Free memory was 124.6MB in the beginning and 119.3MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3187.78ms. Allocated memory was 178.3MB in the beginning and 237.0MB in the end (delta: 58.7MB). Free memory was 119.3MB in the beginning and 82.6MB in the end (delta: 36.7MB). Peak memory consumption was 122.9MB. Max. memory is 16.1GB. * TraceAbstraction took 14438.33ms. Allocated memory was 237.0MB in the beginning and 954.2MB in the end (delta: 717.2MB). Free memory was 81.5MB in the beginning and 348.9MB in the end (delta: -267.3MB). Peak memory consumption was 450.9MB. Max. memory is 16.1GB. * Witness Printer took 7.66ms. Allocated memory is still 954.2MB. Free memory was 348.9MB in the beginning and 348.9MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short91 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short94 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem108 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem113 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem114 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem117 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem119 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem120 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem122 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem123 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem125 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem126 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem129 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem134 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 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 104, overapproximation of shiftLeft at line 53, overapproximation of someBinaryArithmeticFLOAToperation at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 0 }; [L25-L27] float float_Array_0[2][2] = { {128.5, 499.3}, {127.8, 255.8} }; [L28-L30] signed short int signed_short_int_Array_0[5] = { 2, -256, 256, 2, 0 }; [L31-L33] unsigned long int unsigned_long_int_Array_0[1] = { 64 }; [L34-L36] unsigned short int unsigned_short_int_Array_0[2][3] = { {8, 16, 256}, {10, 57705, 1} }; [L108] isInitial = 1 [L109] FCALL initially() [L110] COND TRUE 1 [L111] FCALL updateLastVariables() [L112] CALL updateVariables() [L61] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L62] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L62] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L63] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L63] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L64] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L65] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L65] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L66] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L67] float_Array_0[0][0] = __VERIFIER_nondet_float() [L68] EXPR float_Array_0[0][0] [L68] EXPR float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F [L68] EXPR float_Array_0[0][0] [L68] EXPR float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F [L68] EXPR (float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 4611686.018427382800e+12F && float_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L68] CALL assume_abort_if_not((float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 4611686.018427382800e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((float_Array_0[0][0] >= 0.0F && float_Array_0[0][0] <= -1.0e-20F) || (float_Array_0[0][0] <= 4611686.018427382800e+12F && float_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L69] float_Array_0[1][0] = __VERIFIER_nondet_float() [L70] EXPR float_Array_0[1][0] [L70] EXPR float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F [L70] EXPR (float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F ) [L70] EXPR float_Array_0[1][0] [L70] EXPR float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F [L70] EXPR float_Array_0[1][0] [L70] EXPR float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F [L70] EXPR (float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L70] CALL assume_abort_if_not((float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((float_Array_0[1][0] >= 0.0F && float_Array_0[1][0] <= -1.0e-20F) || (float_Array_0[1][0] <= 4611686.018427382800e+12F && float_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L71] float_Array_0[0][1] = __VERIFIER_nondet_float() [L72] EXPR float_Array_0[0][1] [L72] EXPR float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F [L72] EXPR (float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854765600e+12F && float_Array_0[0][1] >= 1.0e-20F ) [L72] EXPR float_Array_0[0][1] [L72] EXPR float_Array_0[0][1] <= 9223372.036854765600e+12F && float_Array_0[0][1] >= 1.0e-20F [L72] EXPR float_Array_0[0][1] [L72] EXPR float_Array_0[0][1] <= 9223372.036854765600e+12F && float_Array_0[0][1] >= 1.0e-20F [L72] EXPR (float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854765600e+12F && float_Array_0[0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L72] CALL assume_abort_if_not((float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854765600e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((float_Array_0[0][1] >= 0.0F && float_Array_0[0][1] <= -1.0e-20F) || (float_Array_0[0][1] <= 9223372.036854765600e+12F && float_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L73] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L74] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L74] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= -32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(signed_short_int_Array_0[0] >= -32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L75] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 32766) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L76] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L77] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L77] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_short_int_Array_0[1] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L78] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L78] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 8191) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 8191) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L79] signed_short_int_Array_0[2] = __VERIFIER_nondet_short() [L80] EXPR signed_short_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L80] CALL assume_abort_if_not(signed_short_int_Array_0[2] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_short_int_Array_0[2] >= -8191) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L81] EXPR signed_short_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L81] CALL assume_abort_if_not(signed_short_int_Array_0[2] <= 8192) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(signed_short_int_Array_0[2] <= 8192) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L82] signed_short_int_Array_0[3] = __VERIFIER_nondet_short() [L83] EXPR signed_short_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L83] CALL assume_abort_if_not(signed_short_int_Array_0[3] >= -16383) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(signed_short_int_Array_0[3] >= -16383) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L84] EXPR signed_short_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L84] CALL assume_abort_if_not(signed_short_int_Array_0[3] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_short_int_Array_0[3] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L85] unsigned_short_int_Array_0[0][0] = __VERIFIER_nondet_ushort() [L86] EXPR unsigned_short_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L86] CALL assume_abort_if_not(unsigned_short_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(unsigned_short_int_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L87] EXPR unsigned_short_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L87] CALL assume_abort_if_not(unsigned_short_int_Array_0[0][0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(unsigned_short_int_Array_0[0][0] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L88] unsigned_short_int_Array_0[0][1] = __VERIFIER_nondet_ushort() [L89] EXPR unsigned_short_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L89] CALL assume_abort_if_not(unsigned_short_int_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(unsigned_short_int_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L90] EXPR unsigned_short_int_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L90] CALL assume_abort_if_not(unsigned_short_int_Array_0[0][1] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(unsigned_short_int_Array_0[0][1] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L91] unsigned_short_int_Array_0[1][1] = __VERIFIER_nondet_ushort() [L92] EXPR unsigned_short_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L92] CALL assume_abort_if_not(unsigned_short_int_Array_0[1][1] >= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(unsigned_short_int_Array_0[1][1] >= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L93] EXPR unsigned_short_int_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L93] CALL assume_abort_if_not(unsigned_short_int_Array_0[1][1] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_short_int_Array_0[1][1] <= 65534) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L94] unsigned_short_int_Array_0[0][2] = __VERIFIER_nondet_ushort() [L95] EXPR unsigned_short_int_Array_0[0][2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L95] CALL assume_abort_if_not(unsigned_short_int_Array_0[0][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(unsigned_short_int_Array_0[0][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L96] EXPR unsigned_short_int_Array_0[0][2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L96] CALL assume_abort_if_not(unsigned_short_int_Array_0[0][2] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(unsigned_short_int_Array_0[0][2] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L97] unsigned_short_int_Array_0[1][2] = __VERIFIER_nondet_ushort() [L98] EXPR unsigned_short_int_Array_0[1][2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L98] CALL assume_abort_if_not(unsigned_short_int_Array_0[1][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(unsigned_short_int_Array_0[1][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L99] EXPR unsigned_short_int_Array_0[1][2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L99] CALL assume_abort_if_not(unsigned_short_int_Array_0[1][2] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(unsigned_short_int_Array_0[1][2] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L112] RET updateVariables() [L113] CALL step() [L40] EXPR BOOL_unsigned_char_Array_0[1] [L40] COND TRUE ! BOOL_unsigned_char_Array_0[1] [L41] EXPR signed_short_int_Array_0[3] [L41] EXPR signed_short_int_Array_0[2] [L41] EXPR signed_short_int_Array_0[1] [L41] EXPR signed_short_int_Array_0[0] [L41] EXPR (((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]) [L41] EXPR signed_short_int_Array_0[0] [L41] EXPR (((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]) [L41] signed_short_int_Array_0[4] = (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))) [L45] EXPR signed_short_int_Array_0[1] [L45] signed short int stepLocal_0 = signed_short_int_Array_0[1]; [L46] COND TRUE stepLocal_0 > 2 [L47] EXPR float_Array_0[1][0] [L47] EXPR float_Array_0[0][0] [L47] EXPR float_Array_0[0][1] [L47] float_Array_0[1][1] = ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]) [L49] EXPR unsigned_short_int_Array_0[1][1] [L49] unsigned_long_int_Array_0[0] = unsigned_short_int_Array_0[1][1] [L50] EXPR BOOL_unsigned_char_Array_0[1] [L50] BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0] [L50] COND FALSE !(BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) [L53] EXPR signed_short_int_Array_0[3] [L53] EXPR unsigned_long_int_Array_0[0] [L53] EXPR -25 << unsigned_long_int_Array_0[0] [L53] COND FALSE !(signed_short_int_Array_0[3] < (200 * (-25 << unsigned_long_int_Array_0[0]))) [L56] EXPR unsigned_short_int_Array_0[1][1] [L56] EXPR unsigned_short_int_Array_0[1][2] [L56] unsigned_short_int_Array_0[1][0] = (unsigned_short_int_Array_0[1][1] - unsigned_short_int_Array_0[1][2]) [L113] RET step() [L114] CALL, EXPR property() [L104] EXPR BOOL_unsigned_char_Array_0[1] [L104] EXPR (! BOOL_unsigned_char_Array_0[1]) ? (signed_short_int_Array_0[4] == ((signed short int) (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))))) : (signed_short_int_Array_0[4] == ((signed short int) signed_short_int_Array_0[1])) [L104] EXPR signed_short_int_Array_0[4] [L104] EXPR signed_short_int_Array_0[3] [L104] EXPR signed_short_int_Array_0[2] [L104] EXPR signed_short_int_Array_0[1] [L104] EXPR signed_short_int_Array_0[0] [L104] EXPR (((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]) [L104] EXPR signed_short_int_Array_0[0] [L104] EXPR (((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]) [L104] EXPR (! BOOL_unsigned_char_Array_0[1]) ? (signed_short_int_Array_0[4] == ((signed short int) (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))))) : (signed_short_int_Array_0[4] == ((signed short int) signed_short_int_Array_0[1])) [L104] EXPR ((! BOOL_unsigned_char_Array_0[1]) ? (signed_short_int_Array_0[4] == ((signed short int) (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))))) : (signed_short_int_Array_0[4] == ((signed short int) signed_short_int_Array_0[1]))) && ((signed_short_int_Array_0[1] > 2) ? (float_Array_0[1][1] == ((float) ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]))) : 1) [L104] EXPR signed_short_int_Array_0[1] [L104] EXPR (signed_short_int_Array_0[1] > 2) ? (float_Array_0[1][1] == ((float) ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]))) : 1 [L104] EXPR float_Array_0[1][1] [L104] EXPR float_Array_0[1][0] [L104] EXPR float_Array_0[0][0] [L104] EXPR float_Array_0[0][1] [L104] EXPR (signed_short_int_Array_0[1] > 2) ? (float_Array_0[1][1] == ((float) ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]))) : 1 [L104] EXPR ((! BOOL_unsigned_char_Array_0[1]) ? (signed_short_int_Array_0[4] == ((signed short int) (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))))) : (signed_short_int_Array_0[4] == ((signed short int) signed_short_int_Array_0[1]))) && ((signed_short_int_Array_0[1] > 2) ? (float_Array_0[1][1] == ((float) ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]))) : 1) [L104] EXPR (((! BOOL_unsigned_char_Array_0[1]) ? (signed_short_int_Array_0[4] == ((signed short int) (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))))) : (signed_short_int_Array_0[4] == ((signed short int) signed_short_int_Array_0[1]))) && ((signed_short_int_Array_0[1] > 2) ? (float_Array_0[1][1] == ((float) ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]))) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (unsigned_short_int_Array_0[1][0] == ((unsigned short int) (unsigned_short_int_Array_0[0][0] + ((((((((unsigned_short_int_Array_0[0][2]) > (unsigned_short_int_Array_0[1][2])) ? (unsigned_short_int_Array_0[0][2]) : (unsigned_short_int_Array_0[1][2])))) < (unsigned_short_int_Array_0[0][1])) ? (((((unsigned_short_int_Array_0[0][2]) > (unsigned_short_int_Array_0[1][2])) ? (unsigned_short_int_Array_0[0][2]) : (unsigned_short_int_Array_0[1][2])))) : (unsigned_short_int_Array_0[0][1])))))) : ((signed_short_int_Array_0[3] < (200 * (-25 << unsigned_long_int_Array_0[0]))) ? (unsigned_short_int_Array_0[1][0] == ((unsigned short int) ((((((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))) < 0 ) ? -(((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))) : (((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))))))) : (unsigned_short_int_Array_0[1][0] == ((unsigned short int) (unsigned_short_int_Array_0[1][1] - unsigned_short_int_Array_0[1][2]))))) [L104] EXPR ((((! BOOL_unsigned_char_Array_0[1]) ? (signed_short_int_Array_0[4] == ((signed short int) (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))))) : (signed_short_int_Array_0[4] == ((signed short int) signed_short_int_Array_0[1]))) && ((signed_short_int_Array_0[1] > 2) ? (float_Array_0[1][1] == ((float) ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]))) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (unsigned_short_int_Array_0[1][0] == ((unsigned short int) (unsigned_short_int_Array_0[0][0] + ((((((((unsigned_short_int_Array_0[0][2]) > (unsigned_short_int_Array_0[1][2])) ? (unsigned_short_int_Array_0[0][2]) : (unsigned_short_int_Array_0[1][2])))) < (unsigned_short_int_Array_0[0][1])) ? (((((unsigned_short_int_Array_0[0][2]) > (unsigned_short_int_Array_0[1][2])) ? (unsigned_short_int_Array_0[0][2]) : (unsigned_short_int_Array_0[1][2])))) : (unsigned_short_int_Array_0[0][1])))))) : ((signed_short_int_Array_0[3] < (200 * (-25 << unsigned_long_int_Array_0[0]))) ? (unsigned_short_int_Array_0[1][0] == ((unsigned short int) ((((((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))) < 0 ) ? -(((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))) : (((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))))))) : (unsigned_short_int_Array_0[1][0] == ((unsigned short int) (unsigned_short_int_Array_0[1][1] - unsigned_short_int_Array_0[1][2])))))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_short_int_Array_0[1][1])) [L104-L105] return ((((! BOOL_unsigned_char_Array_0[1]) ? (signed_short_int_Array_0[4] == ((signed short int) (((((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) < (signed_short_int_Array_0[0])) ? ((signed_short_int_Array_0[3] + (signed_short_int_Array_0[2] + signed_short_int_Array_0[1]))) : (signed_short_int_Array_0[0]))))) : (signed_short_int_Array_0[4] == ((signed short int) signed_short_int_Array_0[1]))) && ((signed_short_int_Array_0[1] > 2) ? (float_Array_0[1][1] == ((float) ((float_Array_0[1][0] + float_Array_0[0][0]) - float_Array_0[0][1]))) : 1)) && ((BOOL_unsigned_char_Array_0[1] && BOOL_unsigned_char_Array_0[0]) ? (unsigned_short_int_Array_0[1][0] == ((unsigned short int) (unsigned_short_int_Array_0[0][0] + ((((((((unsigned_short_int_Array_0[0][2]) > (unsigned_short_int_Array_0[1][2])) ? (unsigned_short_int_Array_0[0][2]) : (unsigned_short_int_Array_0[1][2])))) < (unsigned_short_int_Array_0[0][1])) ? (((((unsigned_short_int_Array_0[0][2]) > (unsigned_short_int_Array_0[1][2])) ? (unsigned_short_int_Array_0[0][2]) : (unsigned_short_int_Array_0[1][2])))) : (unsigned_short_int_Array_0[0][1])))))) : ((signed_short_int_Array_0[3] < (200 * (-25 << unsigned_long_int_Array_0[0]))) ? (unsigned_short_int_Array_0[1][0] == ((unsigned short int) ((((((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))) < 0 ) ? -(((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))) : (((((unsigned_short_int_Array_0[1][1] - 10000)) > (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2]))))) ? ((unsigned_short_int_Array_0[1][1] - 10000)) : (((((unsigned_short_int_Array_0[1][2]) < (unsigned_short_int_Array_0[0][2])) ? (unsigned_short_int_Array_0[1][2]) : (unsigned_short_int_Array_0[0][2])))))))))) : (unsigned_short_int_Array_0[1][0] == ((unsigned short int) (unsigned_short_int_Array_0[1][1] - unsigned_short_int_Array_0[1][2])))))) && (unsigned_long_int_Array_0[0] == ((unsigned long int) unsigned_short_int_Array_0[1][1])) ; [L114] RET, EXPR property() [L114] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, signed_short_int_Array_0={6:0}, unsigned_long_int_Array_0={7:0}, unsigned_short_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 1, TraceHistogramMax: 25, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 7.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 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 05:18:45,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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_675abd7f-3494-4d1b-afd1-7e20627dccba/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 2f43a3a479ac35c9dcd12d66840981cacac59cfa14a55d9673c5274543b9a988 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:18:48,652 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:18:48,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:18:48,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:18:48,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:18:48,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:18:48,860 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:18:48,861 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:18:48,862 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:18:48,868 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:18:48,869 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:18:48,870 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:18:48,870 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:18:48,872 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:18:48,873 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:18:48,873 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:18:48,875 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:18:48,875 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:18:48,876 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:18:48,877 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:18:48,878 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:18:48,879 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:18:48,879 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:18:48,880 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:18:48,880 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:18:48,881 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:18:48,881 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:18:48,882 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:18:48,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:18:48,883 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:18:48,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:18:48,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:18:48,885 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:18:48,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:48,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:18:48,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:18:48,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:18:48,887 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:18:48,888 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:48,889 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:18:48,889 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:18:48,890 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:18:48,890 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_675abd7f-3494-4d1b-afd1-7e20627dccba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f43a3a479ac35c9dcd12d66840981cacac59cfa14a55d9673c5274543b9a988 [2023-11-19 05:18:49,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:18:49,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:18:49,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:18:49,392 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:18:49,392 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:18:49,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i [2023-11-19 05:18:52,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:18:52,934 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:18:52,934 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i [2023-11-19 05:18:52,945 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data/8e922b745/4f678905b27c4ff1a1dea147c754749c/FLAG967d40f48 [2023-11-19 05:18:52,960 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/data/8e922b745/4f678905b27c4ff1a1dea147c754749c [2023-11-19 05:18:52,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:18:52,968 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:18:52,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:52,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:18:52,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:18:52,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:52" (1/1) ... [2023-11-19 05:18:52,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4483e762 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:52, skipping insertion in model container [2023-11-19 05:18:52,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:18:52" (1/1) ... [2023-11-19 05:18:53,034 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:18:53,229 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_675abd7f-3494-4d1b-afd1-7e20627dccba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i[916,929] [2023-11-19 05:18:53,384 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:53,408 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:18:53,425 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-86.i[916,929] [2023-11-19 05:18:53,524 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:18:53,569 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:18:53,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53 WrapperNode [2023-11-19 05:18:53,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:18:53,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:53,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:18:53,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:18:53,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,712 INFO L138 Inliner]: procedures = 36, calls = 247, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 661 [2023-11-19 05:18:53,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:18:53,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:18:53,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:18:53,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:18:53,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,736 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,799 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,808 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,813 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,831 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:18:53,832 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:18:53,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:18:53,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:18:53,834 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (1/1) ... [2023-11-19 05:18:53,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:18:53,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:53,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:18:53,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:18:53,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:18:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:18:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:18:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:18:53,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 05:18:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 05:18:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 05:18:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:18:53,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 05:18:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 05:18:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:18:53,917 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:18:53,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:18:53,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:18:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:18:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:18:53,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 05:18:54,078 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:18:54,081 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:18:55,731 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:18:55,747 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:18:55,748 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:18:55,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:55 BoogieIcfgContainer [2023-11-19 05:18:55,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:18:55,764 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:18:55,765 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:18:55,769 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:18:55,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:18:52" (1/3) ... [2023-11-19 05:18:55,770 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ceb615b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:55, skipping insertion in model container [2023-11-19 05:18:55,770 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:18:53" (2/3) ... [2023-11-19 05:18:55,773 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ceb615b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:18:55, skipping insertion in model container [2023-11-19 05:18:55,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:18:55" (3/3) ... [2023-11-19 05:18:55,775 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-86.i [2023-11-19 05:18:55,812 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:18:55,813 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:18:55,888 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:18:55,898 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;@11f37f8d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:18:55,898 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:18:55,904 INFO L276 IsEmpty]: Start isEmpty. Operand has 155 states, 127 states have (on average 1.4330708661417322) internal successors, (182), 128 states have internal predecessors, (182), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:18:55,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 05:18:55,933 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:55,934 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:55,935 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:55,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:55,942 INFO L85 PathProgramCache]: Analyzing trace with hash 755641746, now seen corresponding path program 1 times [2023-11-19 05:18:55,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:55,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [118299808] [2023-11-19 05:18:55,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:55,966 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 05:18:55,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:55,994 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:55,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:56,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:18:56,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:56,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-19 05:18:56,652 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:56,653 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:56,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [118299808] [2023-11-19 05:18:56,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [118299808] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:56,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:56,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:56,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595177034] [2023-11-19 05:18:56,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:56,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:18:56,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:56,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:18:56,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:56,720 INFO L87 Difference]: Start difference. First operand has 155 states, 127 states have (on average 1.4330708661417322) internal successors, (182), 128 states have internal predecessors, (182), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:18:56,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:56,804 INFO L93 Difference]: Finished difference Result 303 states and 483 transitions. [2023-11-19 05:18:56,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:18:56,807 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 184 [2023-11-19 05:18:56,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:56,821 INFO L225 Difference]: With dead ends: 303 [2023-11-19 05:18:56,822 INFO L226 Difference]: Without dead ends: 151 [2023-11-19 05:18:56,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 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 05:18:56,835 INFO L413 NwaCegarLoop]: 225 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, 225 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 05:18:56,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:18:56,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-19 05:18:56,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2023-11-19 05:18:56,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 124 states have (on average 1.4112903225806452) internal successors, (175), 124 states have internal predecessors, (175), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:18:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 225 transitions. [2023-11-19 05:18:56,920 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 225 transitions. Word has length 184 [2023-11-19 05:18:56,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:56,920 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 225 transitions. [2023-11-19 05:18:56,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:18:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 225 transitions. [2023-11-19 05:18:56,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 05:18:56,934 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:56,935 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:56,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:57,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:57,144 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:57,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:57,145 INFO L85 PathProgramCache]: Analyzing trace with hash -518523276, now seen corresponding path program 1 times [2023-11-19 05:18:57,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:57,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1927939470] [2023-11-19 05:18:57,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:57,147 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:18:57,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:57,150 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:57,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:57,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:57,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:18:57,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:57,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 744 trivial. 0 not checked. [2023-11-19 05:18:57,702 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:57,702 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:57,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1927939470] [2023-11-19 05:18:57,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1927939470] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:57,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:57,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:18:57,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074505554] [2023-11-19 05:18:57,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:57,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:18:57,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:57,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:18:57,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:18:57,707 INFO L87 Difference]: Start difference. First operand 151 states and 225 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:18:57,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:57,781 INFO L93 Difference]: Finished difference Result 305 states and 456 transitions. [2023-11-19 05:18:57,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:18:57,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 184 [2023-11-19 05:18:57,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:57,784 INFO L225 Difference]: With dead ends: 305 [2023-11-19 05:18:57,785 INFO L226 Difference]: Without dead ends: 157 [2023-11-19 05:18:57,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:18:57,787 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 10 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:57,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 663 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:18:57,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2023-11-19 05:18:57,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 153. [2023-11-19 05:18:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 126 states have (on average 1.4047619047619047) internal successors, (177), 126 states have internal predecessors, (177), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:18:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 227 transitions. [2023-11-19 05:18:57,805 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 227 transitions. Word has length 184 [2023-11-19 05:18:57,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:57,805 INFO L495 AbstractCegarLoop]: Abstraction has 153 states and 227 transitions. [2023-11-19 05:18:57,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:18:57,806 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 227 transitions. [2023-11-19 05:18:57,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 05:18:57,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:57,809 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:57,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:58,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:58,020 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:58,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:58,020 INFO L85 PathProgramCache]: Analyzing trace with hash -588171150, now seen corresponding path program 1 times [2023-11-19 05:18:58,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:58,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647881050] [2023-11-19 05:18:58,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:58,022 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 05:18:58,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:58,026 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:58,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:58,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:18:58,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:58,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-19 05:18:58,662 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:58,666 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:58,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647881050] [2023-11-19 05:18:58,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647881050] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:58,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:58,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:18:58,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437998579] [2023-11-19 05:18:58,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:58,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:18:58,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:58,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:18:58,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:18:58,670 INFO L87 Difference]: Start difference. First operand 153 states and 227 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 05:18:58,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:58,804 INFO L93 Difference]: Finished difference Result 312 states and 463 transitions. [2023-11-19 05:18:58,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:18:58,805 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 184 [2023-11-19 05:18:58,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:58,813 INFO L225 Difference]: With dead ends: 312 [2023-11-19 05:18:58,814 INFO L226 Difference]: Without dead ends: 162 [2023-11-19 05:18:58,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:18:58,819 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 10 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:58,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 869 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:18:58,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-19 05:18:58,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 157. [2023-11-19 05:18:58,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 130 states have (on average 1.3923076923076922) internal successors, (181), 130 states have internal predecessors, (181), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:18:58,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 231 transitions. [2023-11-19 05:18:58,851 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 231 transitions. Word has length 184 [2023-11-19 05:18:58,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:58,852 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 231 transitions. [2023-11-19 05:18:58,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-19 05:18:58,852 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 231 transitions. [2023-11-19 05:18:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-19 05:18:58,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:58,858 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:18:58,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:59,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:59,074 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:59,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:59,075 INFO L85 PathProgramCache]: Analyzing trace with hash -586324108, now seen corresponding path program 1 times [2023-11-19 05:18:59,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:59,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [221490651] [2023-11-19 05:18:59,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:59,079 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 05:18:59,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:59,082 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:59,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:18:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:59,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:18:59,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:59,825 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 77 treesize of output 41 [2023-11-19 05:18:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2023-11-19 05:18:59,886 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:59,886 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:59,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [221490651] [2023-11-19 05:18:59,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [221490651] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:59,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:59,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:18:59,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862602947] [2023-11-19 05:18:59,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:59,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:18:59,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:59,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:18:59,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:18:59,894 INFO L87 Difference]: Start difference. First operand 157 states and 231 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:19:02,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:19:02,095 INFO L93 Difference]: Finished difference Result 317 states and 468 transitions. [2023-11-19 05:19:02,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:19:02,097 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 184 [2023-11-19 05:19:02,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:19:02,099 INFO L225 Difference]: With dead ends: 317 [2023-11-19 05:19:02,099 INFO L226 Difference]: Without dead ends: 163 [2023-11-19 05:19:02,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:19:02,101 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 219 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:19:02,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 676 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-19 05:19:02,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-19 05:19:02,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 157. [2023-11-19 05:19:02,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 130 states have (on average 1.3846153846153846) internal successors, (180), 130 states have internal predecessors, (180), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:19:02,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 230 transitions. [2023-11-19 05:19:02,115 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 230 transitions. Word has length 184 [2023-11-19 05:19:02,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:19:02,115 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 230 transitions. [2023-11-19 05:19:02,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:19:02,116 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 230 transitions. [2023-11-19 05:19:02,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 05:19:02,136 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:02,137 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:02,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:02,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:02,347 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:02,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:02,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1970568056, now seen corresponding path program 1 times [2023-11-19 05:19:02,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:02,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1363031962] [2023-11-19 05:19:02,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:02,349 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 05:19:02,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:02,351 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:02,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:02,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:19:02,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:02,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 788 trivial. 0 not checked. [2023-11-19 05:19:02,890 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:19:02,890 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:19:02,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1363031962] [2023-11-19 05:19:02,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1363031962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:19:02,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:19:02,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 05:19:02,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651255343] [2023-11-19 05:19:02,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:19:02,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:19:02,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:19:02,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:19:02,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:19:02,894 INFO L87 Difference]: Start difference. First operand 157 states and 230 transitions. Second operand has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-19 05:19:03,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:19:03,281 INFO L93 Difference]: Finished difference Result 315 states and 462 transitions. [2023-11-19 05:19:03,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-19 05:19:03,282 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 186 [2023-11-19 05:19:03,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:19:03,284 INFO L225 Difference]: With dead ends: 315 [2023-11-19 05:19:03,284 INFO L226 Difference]: Without dead ends: 159 [2023-11-19 05:19:03,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:19:03,286 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 7 mSDsluCounter, 719 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-19 05:19:03,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 915 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-19 05:19:03,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2023-11-19 05:19:03,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 157. [2023-11-19 05:19:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 130 states have (on average 1.376923076923077) internal successors, (179), 130 states have internal predecessors, (179), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:19:03,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 229 transitions. [2023-11-19 05:19:03,299 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 229 transitions. Word has length 186 [2023-11-19 05:19:03,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:19:03,299 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 229 transitions. [2023-11-19 05:19:03,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-19 05:19:03,300 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 229 transitions. [2023-11-19 05:19:03,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 05:19:03,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:03,303 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:03,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:03,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:03,514 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:03,514 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:03,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1713130182, now seen corresponding path program 1 times [2023-11-19 05:19:03,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:03,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1385966765] [2023-11-19 05:19:03,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:03,516 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 05:19:03,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:03,517 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:03,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:04,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:19:04,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:04,201 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 95 treesize of output 41 [2023-11-19 05:19:04,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2023-11-19 05:19:04,245 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:19:04,245 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:19:04,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1385966765] [2023-11-19 05:19:04,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1385966765] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:19:04,246 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:19:04,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:19:04,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393456131] [2023-11-19 05:19:04,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:19:04,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:19:04,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:19:04,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:19:04,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:19:04,249 INFO L87 Difference]: Start difference. First operand 157 states and 229 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:19:05,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:19:05,946 INFO L93 Difference]: Finished difference Result 317 states and 464 transitions. [2023-11-19 05:19:05,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:19:05,947 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 186 [2023-11-19 05:19:05,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:19:05,949 INFO L225 Difference]: With dead ends: 317 [2023-11-19 05:19:05,949 INFO L226 Difference]: Without dead ends: 163 [2023-11-19 05:19:05,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:19:05,951 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 207 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-19 05:19:05,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 669 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-19 05:19:05,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-19 05:19:05,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 157. [2023-11-19 05:19:05,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 130 states have (on average 1.3692307692307693) internal successors, (178), 130 states have internal predecessors, (178), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:19:05,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 228 transitions. [2023-11-19 05:19:05,964 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 228 transitions. Word has length 186 [2023-11-19 05:19:05,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:19:05,965 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 228 transitions. [2023-11-19 05:19:05,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:19:05,965 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 228 transitions. [2023-11-19 05:19:05,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 05:19:05,968 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:05,969 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:05,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:06,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:06,179 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:06,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:06,180 INFO L85 PathProgramCache]: Analyzing trace with hash -2028676556, now seen corresponding path program 1 times [2023-11-19 05:19:06,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:06,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [616678171] [2023-11-19 05:19:06,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:06,181 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 05:19:06,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:06,182 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:06,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:06,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:19:06,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:06,926 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 95 treesize of output 41 [2023-11-19 05:19:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 744 trivial. 0 not checked. [2023-11-19 05:19:06,968 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:19:06,968 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:19:06,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [616678171] [2023-11-19 05:19:06,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [616678171] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:19:06,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:19:06,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:19:06,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619461564] [2023-11-19 05:19:06,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:19:06,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 05:19:06,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:19:06,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 05:19:06,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:19:06,971 INFO L87 Difference]: Start difference. First operand 157 states and 228 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:19:08,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:19:08,616 INFO L93 Difference]: Finished difference Result 315 states and 459 transitions. [2023-11-19 05:19:08,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:19:08,617 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 188 [2023-11-19 05:19:08,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:19:08,619 INFO L225 Difference]: With dead ends: 315 [2023-11-19 05:19:08,619 INFO L226 Difference]: Without dead ends: 161 [2023-11-19 05:19:08,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:19:08,621 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 213 mSDsluCounter, 453 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:19:08,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 659 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 05:19:08,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-19 05:19:08,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 155. [2023-11-19 05:19:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 128 states have (on average 1.3671875) internal successors, (175), 128 states have internal predecessors, (175), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 05:19:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 225 transitions. [2023-11-19 05:19:08,634 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 225 transitions. Word has length 188 [2023-11-19 05:19:08,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:19:08,635 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 225 transitions. [2023-11-19 05:19:08,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-19 05:19:08,636 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 225 transitions. [2023-11-19 05:19:08,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-19 05:19:08,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:08,639 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:19:08,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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)] Ended with exit code 0 [2023-11-19 05:19:08,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:08,850 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:08,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:08,850 INFO L85 PathProgramCache]: Analyzing trace with hash 109862780, now seen corresponding path program 1 times [2023-11-19 05:19:08,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:19:08,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83309927] [2023-11-19 05:19:08,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:08,851 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 05:19:08,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:19:08,853 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:08,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/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 05:19:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:09,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 05:19:09,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:19:09,754 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 94 treesize of output 40 [2023-11-19 05:19:09,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 504 proven. 24 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2023-11-19 05:19:09,862 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:19:10,237 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 58 treesize of output 22 [2023-11-19 05:19:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 18 proven. 54 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-19 05:19:10,266 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:19:10,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [83309927] [2023-11-19 05:19:10,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [83309927] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:19:10,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1253336722] [2023-11-19 05:19:10,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:10,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:19:10,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:19:10,270 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:19:10,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_675abd7f-3494-4d1b-afd1-7e20627dccba/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 05:19:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:19:11,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-19 05:19:11,566 INFO L285 TraceCheckSpWp]: Computing forward predicates...