./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.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_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:28,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:29,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:07:29,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:29,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:29,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:29,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:29,112 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:29,113 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:29,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:29,119 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:29,121 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:29,121 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:29,123 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:07:29,124 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:29,124 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:29,125 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:07:29,125 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:07:29,125 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:29,126 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:07:29,128 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:07:29,128 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:07:29,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:29,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:29,130 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:29,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:07:29,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:29,132 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:29,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:29,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:29,134 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:29,134 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:29,134 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:29,134 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:29,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:29,135 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:29,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:29,135 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:29,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:29,136 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:29,136 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:07:29,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:07:29,137 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:29,137 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:29,137 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:29,138 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_31d83d36-0b68-420a-b4e8-bea44838a1e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 [2023-11-19 05:07:29,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:29,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:29,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:29,560 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:29,560 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:29,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-19 05:07:32,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:32,904 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:32,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-19 05:07:32,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data/33137c458/630e1d6905e249198556275fd675ce51/FLAGb826a5112 [2023-11-19 05:07:32,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data/33137c458/630e1d6905e249198556275fd675ce51 [2023-11-19 05:07:32,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:32,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:32,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:32,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:32,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:32,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:32" (1/1) ... [2023-11-19 05:07:32,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5910ec88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:32, skipping insertion in model container [2023-11-19 05:07:32,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:32" (1/1) ... [2023-11-19 05:07:33,009 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:33,181 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_31d83d36-0b68-420a-b4e8-bea44838a1e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-19 05:07:33,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:33,309 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:33,333 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_31d83d36-0b68-420a-b4e8-bea44838a1e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-19 05:07:33,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:33,434 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:33,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33 WrapperNode [2023-11-19 05:07:33,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:33,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:33,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:33,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:33,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,524 INFO L138 Inliner]: procedures = 29, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 367 [2023-11-19 05:07:33,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:33,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:33,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:33,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:33,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:33,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:33,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:33,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:33,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (1/1) ... [2023-11-19 05:07:33,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:33,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:33,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:33,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:07:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 05:07:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 05:07:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:07:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 05:07:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:07:33,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:33,864 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:33,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:34,436 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:35,281 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:35,281 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:35,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:35 BoogieIcfgContainer [2023-11-19 05:07:35,288 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:35,293 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:35,294 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:35,297 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:35,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:32" (1/3) ... [2023-11-19 05:07:35,298 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f8fd1bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:35, skipping insertion in model container [2023-11-19 05:07:35,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:33" (2/3) ... [2023-11-19 05:07:35,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f8fd1bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:35, skipping insertion in model container [2023-11-19 05:07:35,301 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:35" (3/3) ... [2023-11-19 05:07:35,303 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-19 05:07:35,324 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:35,325 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:35,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:35,398 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;@d2603b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:35,398 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:35,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 05:07:35,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 05:07:35,422 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:35,423 INFO L195 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:35,424 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:35,431 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:35,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1653967752, now seen corresponding path program 1 times [2023-11-19 05:07:35,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:07:35,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855093789] [2023-11-19 05:07:35,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:35,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:07:35,726 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:07:35,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [902475848] [2023-11-19 05:07:35,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:35,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:35,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:35,729 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:07:35,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:07:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:36,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:07:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:36,760 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:07:36,763 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:07:36,765 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:07:36,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 05:07:36,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:07:36,997 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:07:37,002 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:07:37,070 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-19 05:07:37,072 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-19 05:07:37,073 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-19 05:07:37,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-19 05:07:37,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-19 05:07:37,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-19 05:07:37,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-19 05:07:37,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-19 05:07:37,080 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-19 05:07:37,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-19 05:07:37,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 05:07:37,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-19 05:07:37,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 05:07:37,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-19 05:07:37,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 05:07:37,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:07:37,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-19 05:07:37,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 05:07:37,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-19 05:07:37,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 05:07:37,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 05:07:37,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-19 05:07:37,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-19 05:07:37,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-19 05:07:37,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-19 05:07:37,088 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-19 05:07:37,089 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-19 05:07:37,089 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-19 05:07:37,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 05:07:37,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:07:37,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 05:07:37,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 05:07:37,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-19 05:07:37,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-19 05:07:37,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-19 05:07:37,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-19 05:07:37,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-19 05:07:37,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-19 05:07:37,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-19 05:07:37,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-19 05:07:37,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-19 05:07:37,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 05:07:37,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 05:07:37,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-19 05:07:37,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 05:07:37,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 05:07:37,095 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 05:07:37,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-19 05:07:37,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-19 05:07:37,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-19 05:07:37,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 05:07:37,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-19 05:07:37,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 05:07:37,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-19 05:07:37,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 05:07:37,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 05:07:37,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 05:07:37,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 05:07:37,122 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:07:37 BoogieIcfgContainer [2023-11-19 05:07:37,122 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:07:37,123 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:07:37,123 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:07:37,124 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:07:37,124 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:35" (3/4) ... [2023-11-19 05:07:37,127 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:07:37,128 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:07:37,130 INFO L158 Benchmark]: Toolchain (without parser) took 4191.28ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 111.9MB in the beginning and 97.9MB in the end (delta: 14.1MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2023-11-19 05:07:37,131 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 113.2MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:37,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.75ms. Allocated memory is still 146.8MB. Free memory was 111.9MB in the beginning and 97.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:07:37,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.47ms. Allocated memory is still 146.8MB. Free memory was 97.3MB in the beginning and 94.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:37,133 INFO L158 Benchmark]: Boogie Preprocessor took 51.68ms. Allocated memory is still 146.8MB. Free memory was 94.3MB in the beginning and 91.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:07:37,134 INFO L158 Benchmark]: RCFGBuilder took 1710.14ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 91.6MB in the beginning and 82.8MB in the end (delta: 8.8MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-19 05:07:37,134 INFO L158 Benchmark]: TraceAbstraction took 1829.90ms. Allocated memory is still 176.2MB. Free memory was 82.8MB in the beginning and 97.9MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:37,135 INFO L158 Benchmark]: Witness Printer took 5.47ms. Allocated memory is still 176.2MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:37,139 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13ms. Allocated memory is still 113.2MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.75ms. Allocated memory is still 146.8MB. Free memory was 111.9MB in the beginning and 97.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.47ms. Allocated memory is still 146.8MB. Free memory was 97.3MB in the beginning and 94.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.68ms. Allocated memory is still 146.8MB. Free memory was 94.3MB in the beginning and 91.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1710.14ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 91.6MB in the beginning and 82.8MB in the end (delta: 8.8MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1829.90ms. Allocated memory is still 176.2MB. Free memory was 82.8MB in the beginning and 97.9MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.47ms. Allocated memory is still 176.2MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of shiftRight at line 65. Possible FailurePath: [L35] unsigned char isInitial = 0; [L36-L48] struct WrapperStruct00 WrapperStruct00 = { -16, 0, 64, 64, -64, 32.5, 1.6, 32, 15.5, 0, 0 }; [L49] signed char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L50] signed char* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L51] signed char* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L52] signed char* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L53] signed long int* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L54] double* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L55] double* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L56] unsigned short int* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L57] float* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L58] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L59] unsigned char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L60] unsigned short int last_1_WrapperStruct00_var_1_10 = 32; [L119] isInitial = 1 [L120] FCALL initially() [L121] COND TRUE 1 [L122] CALL updateLastVariables() [L112] EXPR WrapperStruct00.var_1_10 [L112] last_1_WrapperStruct00_var_1_10 = WrapperStruct00.var_1_10 [L122] RET updateLastVariables() [L123] CALL updateVariables() [L92] WrapperStruct00.var_1_3 = __VERIFIER_nondet_char() [L93] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= -63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= -63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L94] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L95] WrapperStruct00.var_1_4 = __VERIFIER_nondet_char() [L96] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L97] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L98] WrapperStruct00.var_1_5 = __VERIFIER_nondet_char() [L99] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L100] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L101] WrapperStruct00.var_1_8 = __VERIFIER_nondet_double() [L102] EXPR WrapperStruct00.var_1_8 [L102] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_8 [L102] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L102] EXPR (WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L103] WrapperStruct00.var_1_9 = __VERIFIER_nondet_double() [L104] EXPR WrapperStruct00.var_1_9 [L104] EXPR WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L104] EXPR WrapperStruct00.var_1_9 [L104] EXPR WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L104] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L104] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L105] WrapperStruct00.var_1_11 = __VERIFIER_nondet_float() [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L106] EXPR (WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L106] CALL assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L107] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L108] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L109] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L123] RET updateVariables() [L124] CALL step() [L64] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L64] EXPR (((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10) [L64] signed long int stepLocal_0 = ((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10)); [L65] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L65] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L65] EXPR last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer)) [L65] COND TRUE stepLocal_0 <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer)))) [L66] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L66] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L66] COND TRUE (- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer)) [L67] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L67] (*(WrapperStruct00_var_1_6_Pointer)) = (*(WrapperStruct00_var_1_4_Pointer)) [L74] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L74] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L74] signed long int stepLocal_1 = (*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer)); [L75] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L75] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L75] COND FALSE !((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L82] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L82] (*(WrapperStruct00_var_1_12_Pointer)) = (*(WrapperStruct00_var_1_13_Pointer)) [L83] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L83] COND TRUE ! (*(WrapperStruct00_var_1_12_Pointer)) [L84] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L84] COND TRUE ! (*(WrapperStruct00_var_1_12_Pointer)) [L85] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L85] (*(WrapperStruct00_var_1_1_Pointer)) = ((*(WrapperStruct00_var_1_3_Pointer)) + -32) [L124] RET step() [L125] CALL, EXPR property() [L115] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1 [L115] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16)))))) [L115] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16)))))) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1 [L115] EXPR ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) [L115] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L115] EXPR (((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10) [L115] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L115] EXPR last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer)) [L115] EXPR ((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L115] EXPR ((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L115] EXPR ((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR ((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) [L115] EXPR (((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))))) && (((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((((*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer))) <= (~ ((*(WrapperStruct00_var_1_6_Pointer)) % -32))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer))))) : 1) [L115] EXPR ((((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))))) && (((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((((*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer))) <= (~ ((*(WrapperStruct00_var_1_6_Pointer)) % -32))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_13_Pointer)))) [L115-L116] return ((((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))))) && (((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((((*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer))) <= (~ ((*(WrapperStruct00_var_1_6_Pointer)) % -32))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_13_Pointer)))) ; [L125] RET, EXPR property() [L125] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_10=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 11, 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=31occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 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 05:07:37,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:39,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:39,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:07:39,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:39,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:39,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:39,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:39,976 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:39,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:39,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:39,984 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:39,985 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:39,985 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:39,987 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:39,988 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:39,988 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:39,989 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:39,990 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:39,990 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:39,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:39,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:39,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:39,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:39,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:39,994 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:39,994 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:39,994 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:39,995 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:39,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:39,996 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:39,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:39,997 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:39,998 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:39,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:39,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:39,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:39,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:39,999 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:39,999 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:40,000 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:40,001 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:40,002 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:40,002 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_31d83d36-0b68-420a-b4e8-bea44838a1e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 [2023-11-19 05:07:40,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:40,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:40,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:40,423 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:40,425 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:40,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-19 05:07:43,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:43,864 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:43,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-19 05:07:43,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data/fd71ebd1e/31cb7051ceff49e1a73eb9477a955344/FLAG58036661c [2023-11-19 05:07:43,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/data/fd71ebd1e/31cb7051ceff49e1a73eb9477a955344 [2023-11-19 05:07:43,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:43,911 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:43,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:43,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:43,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:43,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:43" (1/1) ... [2023-11-19 05:07:43,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55226373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:43, skipping insertion in model container [2023-11-19 05:07:43,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:43" (1/1) ... [2023-11-19 05:07:43,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:44,177 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_31d83d36-0b68-420a-b4e8-bea44838a1e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-19 05:07:44,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:44,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:44,281 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_31d83d36-0b68-420a-b4e8-bea44838a1e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-19 05:07:44,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:44,380 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:44,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44 WrapperNode [2023-11-19 05:07:44,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:44,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:44,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:44,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:44,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,477 INFO L138 Inliner]: procedures = 39, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 355 [2023-11-19 05:07:44,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:44,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:44,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:44,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:44,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,545 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,548 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:44,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:44,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:44,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:44,570 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (1/1) ... [2023-11-19 05:07:44,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:44,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:44,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:44,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 05:07:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 05:07:44,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 05:07:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 05:07:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:07:44,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 05:07:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 05:07:44,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-19 05:07:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 05:07:44,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 05:07:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 05:07:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 05:07:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:44,678 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:44,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:44,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 05:07:44,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 05:07:44,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 05:07:44,871 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:44,873 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:46,100 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:46,113 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:46,116 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:46,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:46 BoogieIcfgContainer [2023-11-19 05:07:46,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:46,123 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:46,123 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:46,127 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:46,128 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:43" (1/3) ... [2023-11-19 05:07:46,128 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505c8a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:46, skipping insertion in model container [2023-11-19 05:07:46,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:44" (2/3) ... [2023-11-19 05:07:46,129 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@505c8a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:46, skipping insertion in model container [2023-11-19 05:07:46,129 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:46" (3/3) ... [2023-11-19 05:07:46,131 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-19 05:07:46,153 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:46,153 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:46,230 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:46,241 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;@59660c91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:46,242 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:46,247 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 77 states have (on average 1.4285714285714286) internal successors, (110), 78 states have internal predecessors, (110), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 05:07:46,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 05:07:46,271 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:46,273 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:46,273 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:46,282 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:46,282 INFO L85 PathProgramCache]: Analyzing trace with hash -403999030, now seen corresponding path program 1 times [2023-11-19 05:07:46,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:46,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1498649325] [2023-11-19 05:07:46,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:46,304 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 05:07:46,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:46,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:46,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:46,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:07:46,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-19 05:07:46,808 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:46,811 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:46,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1498649325] [2023-11-19 05:07:46,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1498649325] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:46,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:46,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:07:46,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489437517] [2023-11-19 05:07:46,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:46,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:07:46,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:46,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:07:46,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:46,874 INFO L87 Difference]: Start difference. First operand has 91 states, 77 states have (on average 1.4285714285714286) internal successors, (110), 78 states have internal predecessors, (110), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-19 05:07:46,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:46,921 INFO L93 Difference]: Finished difference Result 175 states and 269 transitions. [2023-11-19 05:07:46,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:07:46,924 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 100 [2023-11-19 05:07:46,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:46,935 INFO L225 Difference]: With dead ends: 175 [2023-11-19 05:07:46,936 INFO L226 Difference]: Without dead ends: 87 [2023-11-19 05:07:46,943 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 99 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 05:07:46,947 INFO L413 NwaCegarLoop]: 125 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, 125 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 05:07:46,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:07:46,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-19 05:07:46,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-19 05:07:46,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 74 states have (on average 1.3918918918918919) internal successors, (103), 74 states have internal predecessors, (103), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 05:07:46,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2023-11-19 05:07:47,000 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 100 [2023-11-19 05:07:47,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:47,001 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2023-11-19 05:07:47,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-19 05:07:47,002 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2023-11-19 05:07:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 05:07:47,008 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:47,008 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:47,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:47,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:47,216 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:47,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:47,217 INFO L85 PathProgramCache]: Analyzing trace with hash -843783344, now seen corresponding path program 1 times [2023-11-19 05:07:47,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:47,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [975517909] [2023-11-19 05:07:47,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:47,218 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 05:07:47,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:47,219 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:47,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:47,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:07:47,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:47,627 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 05:07:47,628 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:47,628 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:47,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [975517909] [2023-11-19 05:07:47,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [975517909] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:47,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:47,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 05:07:47,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430372352] [2023-11-19 05:07:47,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:47,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:07:47,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:47,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:07:47,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:07:47,640 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:07:47,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:47,734 INFO L93 Difference]: Finished difference Result 188 states and 272 transitions. [2023-11-19 05:07:47,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 05:07:47,735 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 100 [2023-11-19 05:07:47,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:47,737 INFO L225 Difference]: With dead ends: 188 [2023-11-19 05:07:47,738 INFO L226 Difference]: Without dead ends: 104 [2023-11-19 05:07:47,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 97 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 05:07:47,740 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 40 mSDsluCounter, 239 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 375 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:47,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 375 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:07:47,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-19 05:07:47,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 89. [2023-11-19 05:07:47,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 76 states have (on average 1.381578947368421) internal successors, (105), 76 states have internal predecessors, (105), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 05:07:47,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 127 transitions. [2023-11-19 05:07:47,757 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 127 transitions. Word has length 100 [2023-11-19 05:07:47,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:47,759 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 127 transitions. [2023-11-19 05:07:47,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:07:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2023-11-19 05:07:47,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-19 05:07:47,764 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:47,764 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:47,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:47,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:47,972 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:47,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:47,974 INFO L85 PathProgramCache]: Analyzing trace with hash -373473461, now seen corresponding path program 1 times [2023-11-19 05:07:47,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:47,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [638963204] [2023-11-19 05:07:47,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:47,976 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 05:07:47,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:47,977 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:48,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:48,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:07:48,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:48,369 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 18 treesize of output 10 [2023-11-19 05:07:48,438 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 05:07:48,438 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:48,438 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:48,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [638963204] [2023-11-19 05:07:48,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [638963204] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:48,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:48,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:07:48,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079117562] [2023-11-19 05:07:48,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:48,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:07:48,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:48,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:07:48,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:07:48,442 INFO L87 Difference]: Start difference. First operand 89 states and 127 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:07:50,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:50,025 INFO L93 Difference]: Finished difference Result 216 states and 307 transitions. [2023-11-19 05:07:50,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 05:07:50,026 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 102 [2023-11-19 05:07:50,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:50,029 INFO L225 Difference]: With dead ends: 216 [2023-11-19 05:07:50,029 INFO L226 Difference]: Without dead ends: 130 [2023-11-19 05:07:50,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 05:07:50,032 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 79 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:50,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 405 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 05:07:50,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-19 05:07:50,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 91. [2023-11-19 05:07:50,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 78 states have (on average 1.3717948717948718) internal successors, (107), 78 states have internal predecessors, (107), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 05:07:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 129 transitions. [2023-11-19 05:07:50,047 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 129 transitions. Word has length 102 [2023-11-19 05:07:50,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:50,048 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 129 transitions. [2023-11-19 05:07:50,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:07:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2023-11-19 05:07:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 05:07:50,052 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:50,052 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:50,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:50,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:50,260 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:50,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:50,261 INFO L85 PathProgramCache]: Analyzing trace with hash -164724070, now seen corresponding path program 1 times [2023-11-19 05:07:50,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:50,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [680209849] [2023-11-19 05:07:50,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:50,262 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 05:07:50,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:50,264 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:50,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:50,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:07:50,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:50,622 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-19 05:07:50,623 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:50,623 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:50,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [680209849] [2023-11-19 05:07:50,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [680209849] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:50,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:50,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 05:07:50,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924878813] [2023-11-19 05:07:50,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:50,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 05:07:50,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:50,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 05:07:50,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:07:50,627 INFO L87 Difference]: Start difference. First operand 91 states and 129 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:07:50,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:50,710 INFO L93 Difference]: Finished difference Result 188 states and 267 transitions. [2023-11-19 05:07:50,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 05:07:50,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2023-11-19 05:07:50,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:50,714 INFO L225 Difference]: With dead ends: 188 [2023-11-19 05:07:50,714 INFO L226 Difference]: Without dead ends: 100 [2023-11-19 05:07:50,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 99 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 05:07:50,717 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 10 mSDsluCounter, 349 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:50,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 469 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:07:50,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2023-11-19 05:07:50,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 95. [2023-11-19 05:07:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 82 states have (on average 1.353658536585366) internal successors, (111), 82 states have internal predecessors, (111), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-19 05:07:50,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 133 transitions. [2023-11-19 05:07:50,730 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 133 transitions. Word has length 103 [2023-11-19 05:07:50,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:50,731 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 133 transitions. [2023-11-19 05:07:50,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-19 05:07:50,732 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2023-11-19 05:07:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 05:07:50,734 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:50,734 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:50,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:50,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:50,943 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:50,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:50,943 INFO L85 PathProgramCache]: Analyzing trace with hash -162877028, now seen corresponding path program 1 times [2023-11-19 05:07:50,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:50,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [649882723] [2023-11-19 05:07:50,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:50,945 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 05:07:50,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:50,946 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:50,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/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 05:07:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:51,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-19 05:07:51,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:51,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-19 05:07:53,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2023-11-19 05:07:54,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-11-19 05:07:55,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2023-11-19 05:07:59,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 59 [2023-11-19 05:08:04,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2023-11-19 05:08:05,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2023-11-19 05:08:10,872 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2023-11-19 05:08:10,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 86 [2023-11-19 05:08:11,328 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2023-11-19 05:08:11,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 98 [2023-11-19 05:08:11,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 99 [2023-11-19 05:08:12,032 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 05:08:12,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 134 treesize of output 78 [2023-11-19 05:08:12,228 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 90 proven. 114 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 05:08:12,232 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:08:17,109 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 330 treesize of output 298 [2023-11-19 05:08:17,256 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 74 treesize of output 58 [2023-11-19 05:08:17,318 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 74 treesize of output 58 [2023-11-19 05:08:17,376 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 74 treesize of output 58 [2023-11-19 05:08:17,444 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 54 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2023-11-19 05:08:17,445 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:08:17,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [649882723] [2023-11-19 05:08:17,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [649882723] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:08:17,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1773084780] [2023-11-19 05:08:17,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:17,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:08:17,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:08:17,481 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:08:17,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31d83d36-0b68-420a-b4e8-bea44838a1e3/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 05:08:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:19,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-19 05:08:19,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:19,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-11-19 05:08:21,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-11-19 05:08:22,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2023-11-19 05:08:23,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2023-11-19 05:08:24,462 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2023-11-19 05:08:25,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46