./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX --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 337c1d5f4ccd8d503a1da6a7ecae828e4d0fb2dc7151ed949254cfee37da55a9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:56:30,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:56:31,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:56:31,007 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:56:31,008 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:56:31,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:56:31,036 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:56:31,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:56:31,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:56:31,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:56:31,039 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:56:31,040 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:56:31,041 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:56:31,041 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:56:31,042 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:56:31,042 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:56:31,043 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:56:31,043 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:56:31,044 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:56:31,044 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:56:31,045 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:56:31,046 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:56:31,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:56:31,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:56:31,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:56:31,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:56:31,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:56:31,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:56:31,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:56:31,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:56:31,050 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:56:31,050 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:56:31,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:56:31,051 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:56:31,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:56:31,052 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:56:31,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:31,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:56:31,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:56:31,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:56:31,054 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:56:31,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:56:31,055 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:56:31,056 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:56:31,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:56:31,057 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_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 337c1d5f4ccd8d503a1da6a7ecae828e4d0fb2dc7151ed949254cfee37da55a9 [2023-11-12 00:56:31,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:56:31,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:56:31,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:56:31,332 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:56:31,335 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:56:31,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i [2023-11-12 00:56:34,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:56:34,674 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:56:34,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i [2023-11-12 00:56:34,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data/78a298922/b5de9c3f5ebe4775bcbc86ca8b84ac78/FLAGe691219e2 [2023-11-12 00:56:34,707 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data/78a298922/b5de9c3f5ebe4775bcbc86ca8b84ac78 [2023-11-12 00:56:34,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:56:34,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:56:34,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:34,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:56:34,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:56:34,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:34" (1/1) ... [2023-11-12 00:56:34,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75d5fddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:34, skipping insertion in model container [2023-11-12 00:56:34,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:34" (1/1) ... [2023-11-12 00:56:34,769 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:34,908 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_6a30d855-5842-4a61-81c8-eca973250048/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i[916,929] [2023-11-12 00:56:34,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:34,990 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:56:35,000 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_6a30d855-5842-4a61-81c8-eca973250048/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i[916,929] [2023-11-12 00:56:35,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:35,055 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:56:35,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35 WrapperNode [2023-11-12 00:56:35,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:35,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:35,057 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:56:35,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:56:35,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,081 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,130 INFO L138 Inliner]: procedures = 29, calls = 129, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 367 [2023-11-12 00:56:35,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:35,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:56:35,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:56:35,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:56:35,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:56:35,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:56:35,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:56:35,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:56:35,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (1/1) ... [2023-11-12 00:56:35,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:35,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:35,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:56:35,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:56:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:56:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-12 00:56:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:56:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-12 00:56:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:56:35,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-12 00:56:35,286 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:56:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:56:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:56:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:56:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:56:35,418 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:56:35,420 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:56:35,950 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:56:37,049 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:56:37,050 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:56:37,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:37 BoogieIcfgContainer [2023-11-12 00:56:37,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:56:37,059 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:56:37,059 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:56:37,063 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:56:37,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:56:34" (1/3) ... [2023-11-12 00:56:37,064 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f84fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:37, skipping insertion in model container [2023-11-12 00:56:37,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:35" (2/3) ... [2023-11-12 00:56:37,066 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@619f84fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:37, skipping insertion in model container [2023-11-12 00:56:37,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:37" (3/3) ... [2023-11-12 00:56:37,068 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-29.i [2023-11-12 00:56:37,087 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:56:37,088 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:56:37,138 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:56:37,144 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;@7f83714d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:56:37,145 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:56:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-12 00:56:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:56:37,156 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:37,157 INFO L195 NwaCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:37,157 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:37,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:37,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1427630559, now seen corresponding path program 1 times [2023-11-12 00:56:37,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:56:37,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428731515] [2023-11-12 00:56:37,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:37,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:56:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:56:38,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:56:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:56:38,760 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:56:38,762 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:56:38,763 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:56:38,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:56:38,771 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:56:38,775 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:56:38,825 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-12 00:56:38,827 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-12 00:56:38,828 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-12 00:56:38,828 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-12 00:56:38,829 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-12 00:56:38,830 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-12 00:56:38,831 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-12 00:56:38,831 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-12 00:56:38,831 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-12 00:56:38,831 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-12 00:56:38,831 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated [2023-11-12 00:56:38,832 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-12 00:56:38,832 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-12 00:56:38,832 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-12 00:56:38,833 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-12 00:56:38,833 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-12 00:56:38,833 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated [2023-11-12 00:56:38,833 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-12 00:56:38,834 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-12 00:56:38,834 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-12 00:56:38,834 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-12 00:56:38,835 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-12 00:56:38,835 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-12 00:56:38,835 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-12 00:56:38,835 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-12 00:56:38,836 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-12 00:56:38,836 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-12 00:56:38,837 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-11-12 00:56:38,837 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-12 00:56:38,837 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-12 00:56:38,843 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-12 00:56:38,843 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-12 00:56:38,845 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-12 00:56:38,847 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-12 00:56:38,848 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-12 00:56:38,849 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-12 00:56:38,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:56:38 BoogieIcfgContainer [2023-11-12 00:56:38,878 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:56:38,880 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:56:38,880 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:56:38,880 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:56:38,881 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:37" (3/4) ... [2023-11-12 00:56:38,887 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:56:38,890 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:56:38,891 INFO L158 Benchmark]: Toolchain (without parser) took 4174.46ms. Allocated memory was 136.3MB in the beginning and 226.5MB in the end (delta: 90.2MB). Free memory was 98.9MB in the beginning and 132.6MB in the end (delta: -33.7MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2023-11-12 00:56:38,892 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:38,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.66ms. Allocated memory is still 136.3MB. Free memory was 98.5MB in the beginning and 85.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:56:38,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.34ms. Allocated memory is still 136.3MB. Free memory was 85.1MB in the beginning and 81.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:56:38,893 INFO L158 Benchmark]: Boogie Preprocessor took 56.52ms. Allocated memory is still 136.3MB. Free memory was 81.4MB in the beginning and 78.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:56:38,894 INFO L158 Benchmark]: RCFGBuilder took 1864.27ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 78.4MB in the beginning and 122.0MB in the end (delta: -43.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2023-11-12 00:56:38,894 INFO L158 Benchmark]: TraceAbstraction took 1819.59ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 121.0MB in the beginning and 132.6MB in the end (delta: -11.6MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2023-11-12 00:56:38,895 INFO L158 Benchmark]: Witness Printer took 10.45ms. Allocated memory is still 226.5MB. Free memory was 132.6MB in the beginning and 132.6MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:38,899 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 136.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.66ms. Allocated memory is still 136.3MB. Free memory was 98.5MB in the beginning and 85.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.34ms. Allocated memory is still 136.3MB. Free memory was 85.1MB in the beginning and 81.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.52ms. Allocated memory is still 136.3MB. Free memory was 81.4MB in the beginning and 78.4MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1864.27ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 78.4MB in the beginning and 122.0MB in the end (delta: -43.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1819.59ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 121.0MB in the beginning and 132.6MB in the end (delta: -11.6MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. * Witness Printer took 10.45ms. Allocated memory is still 226.5MB. Free memory was 132.6MB in the beginning and 132.6MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 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~mem60 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 46, overapproximation of someUnaryFLOAToperation at line 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 1 }; [L25-L27] float float_Array_0[3] = { 3.4, 9.3, 2.5 }; [L28-L30] unsigned char unsigned_char_Array_0[3] = { 8, 5, 8 }; [L31-L33] unsigned short int unsigned_short_int_Array_0[2] = { 1, 32 }; [L82] isInitial = 1 [L83] FCALL initially() [L84] COND TRUE 1 [L85] FCALL updateLastVariables() [L86] CALL updateVariables() [L64] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L65] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L65] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L66] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L67] float_Array_0[0] = __VERIFIER_nondet_float() [L68] EXPR float_Array_0[0] [L68] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L68] EXPR float_Array_0[0] [L68] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L68] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L68] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L69] float_Array_0[1] = __VERIFIER_nondet_float() [L70] EXPR float_Array_0[1] [L70] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F [L70] EXPR float_Array_0[1] [L70] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F [L70] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L70] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L71] unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L72] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L72] CALL assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L73] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L73] CALL assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(unsigned_char_Array_0[1] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L86] RET updateVariables() [L87] CALL step() [L37] EXPR BOOL_unsigned_char_Array_0[1] [L37] BOOL_unsigned_char_Array_0[0] = BOOL_unsigned_char_Array_0[1] [L38] EXPR unsigned_char_Array_0[1] [L38] unsigned_char_Array_0[2] = unsigned_char_Array_0[1] [L39] BOOL_unsigned_char_Array_0[0] [L39] COND TRUE BOOL_unsigned_char_Array_0[0] [L40] EXPR float_Array_0[1] [L40] float_Array_0[2] = float_Array_0[1] [L46] EXPR float_Array_0[2] [L46] EXPR float_Array_0[2] [L46] EXPR float_Array_0[1] [L46] COND TRUE (float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1]) [L47] EXPR unsigned_char_Array_0[2] [L47] EXPR unsigned_char_Array_0[2] [L47] EXPR unsigned_char_Array_0[2] [L47] EXPR (((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]) [L47] EXPR unsigned_char_Array_0[2] [L47] EXPR unsigned_char_Array_0[2] [L47] EXPR (((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]) [L47] unsigned_short_int_Array_0[1] = (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))) [L51] EXPR unsigned_char_Array_0[2] [L51] signed long int stepLocal_0 = 5 * unsigned_char_Array_0[2]; [L52] EXPR float_Array_0[1] [L52] EXPR float_Array_0[2] [L52] EXPR ((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]) [L52] EXPR float_Array_0[1] [L52] EXPR ((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]) [L52] EXPR float_Array_0[2] [L52] COND TRUE ((((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]))) == float_Array_0[2] [L53] EXPR unsigned_char_Array_0[2] [L53] COND FALSE !(unsigned_char_Array_0[2] > stepLocal_0) [L59] EXPR float_Array_0[2] [L59] EXPR float_Array_0[1] [L59] COND FALSE !(float_Array_0[2] < float_Array_0[1]) [L87] RET step() [L88] CALL, EXPR property() [L78] EXPR BOOL_unsigned_char_Array_0[0] [L78] EXPR BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1) [L78] EXPR float_Array_0[2] [L78] EXPR float_Array_0[1] [L78] EXPR BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1) [L78] EXPR (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1)) && (((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2]))) [L78] EXPR float_Array_0[2] [L78] EXPR float_Array_0[2] [L78] EXPR float_Array_0[1] [L78] EXPR ((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2])) [L78] EXPR unsigned_short_int_Array_0[1] [L78] EXPR unsigned_char_Array_0[2] [L78] EXPR ((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2])) [L78] EXPR (BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1)) && (((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2]))) [L78] EXPR ((BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1)) && (((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2])))) && ((((((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]))) == float_Array_0[2]) ? ((unsigned_char_Array_0[2] > (5 * unsigned_char_Array_0[2])) ? ((float_Array_0[2] < (float_Array_0[2] * 256.5f)) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[2])) : 1) : 1) : 1) [L78] EXPR (((BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1)) && (((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2])))) && ((((((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]))) == float_Array_0[2]) ? ((unsigned_char_Array_0[2] > (5 * unsigned_char_Array_0[2])) ? ((float_Array_0[2] < (float_Array_0[2] * 256.5f)) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[2])) : 1) : 1) : 1)) && ((float_Array_0[2] < float_Array_0[1]) ? (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1])) : 1) [L78] EXPR ((((BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1)) && (((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2])))) && ((((((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]))) == float_Array_0[2]) ? ((unsigned_char_Array_0[2] > (5 * unsigned_char_Array_0[2])) ? ((float_Array_0[2] < (float_Array_0[2] * 256.5f)) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[2])) : 1) : 1) : 1)) && ((float_Array_0[2] < float_Array_0[1]) ? (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1])) : 1)) && (BOOL_unsigned_char_Array_0[0] == ((unsigned char) BOOL_unsigned_char_Array_0[1])) [L78] EXPR (((((BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1)) && (((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2])))) && ((((((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]))) == float_Array_0[2]) ? ((unsigned_char_Array_0[2] > (5 * unsigned_char_Array_0[2])) ? ((float_Array_0[2] < (float_Array_0[2] * 256.5f)) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[2])) : 1) : 1) : 1)) && ((float_Array_0[2] < float_Array_0[1]) ? (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1])) : 1)) && (BOOL_unsigned_char_Array_0[0] == ((unsigned char) BOOL_unsigned_char_Array_0[1]))) && (unsigned_char_Array_0[2] == ((unsigned char) unsigned_char_Array_0[1])) [L78-L79] return (((((BOOL_unsigned_char_Array_0[0] ? (float_Array_0[2] == ((float) float_Array_0[1])) : ((! (float_Array_0[1] < float_Array_0[0])) ? (float_Array_0[2] == ((float) ((((float_Array_0[1]) < 0 ) ? -(float_Array_0[1]) : (float_Array_0[1]))))) : 1)) && (((float_Array_0[2] + 8.125) > (float_Array_0[2] * float_Array_0[1])) ? (unsigned_short_int_Array_0[1] == ((unsigned short int) (((((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) > (unsigned_char_Array_0[2])) ? ((unsigned_char_Array_0[2] + unsigned_char_Array_0[2])) : (unsigned_char_Array_0[2]))))) : (unsigned_short_int_Array_0[1] == ((unsigned short int) unsigned_char_Array_0[2])))) && ((((((float_Array_0[1]) < (float_Array_0[2])) ? (float_Array_0[1]) : (float_Array_0[2]))) == float_Array_0[2]) ? ((unsigned_char_Array_0[2] > (5 * unsigned_char_Array_0[2])) ? ((float_Array_0[2] < (float_Array_0[2] * 256.5f)) ? (unsigned_short_int_Array_0[0] == ((unsigned short int) unsigned_char_Array_0[2])) : 1) : 1) : 1)) && ((float_Array_0[2] < float_Array_0[1]) ? (unsigned_char_Array_0[0] == ((unsigned char) unsigned_char_Array_0[1])) : 1)) && (BOOL_unsigned_char_Array_0[0] == ((unsigned char) BOOL_unsigned_char_Array_0[1]))) && (unsigned_char_Array_0[2] == ((unsigned char) unsigned_char_Array_0[1])) ; [L88] RET, EXPR property() [L88] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, unsigned_char_Array_0={6:0}, unsigned_short_int_Array_0={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 6, 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=21occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 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 [2023-11-12 00:56:38,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX --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 337c1d5f4ccd8d503a1da6a7ecae828e4d0fb2dc7151ed949254cfee37da55a9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:56:41,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:56:41,821 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:56:41,831 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:56:41,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:56:41,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:56:41,875 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:56:41,876 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:56:41,877 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:56:41,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:56:41,882 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:56:41,882 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:56:41,883 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:56:41,884 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:56:41,885 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:56:41,885 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:56:41,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:56:41,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:56:41,887 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:56:41,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:56:41,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:56:41,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:56:41,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:56:41,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:56:41,890 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:56:41,891 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:56:41,891 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:56:41,891 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:56:41,892 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:56:41,892 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:56:41,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:56:41,894 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:56:41,894 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:56:41,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:41,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:56:41,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:56:41,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:56:41,895 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:56:41,896 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:56:41,897 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:56:41,897 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:56:41,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:56:41,897 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_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 337c1d5f4ccd8d503a1da6a7ecae828e4d0fb2dc7151ed949254cfee37da55a9 [2023-11-12 00:56:42,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:56:42,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:56:42,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:56:42,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:56:42,390 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:56:42,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i [2023-11-12 00:56:45,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:56:45,904 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:56:45,906 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i [2023-11-12 00:56:45,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data/04b2d2263/629f4439c1c44416926f8943c8261964/FLAGf80cafef6 [2023-11-12 00:56:45,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/data/04b2d2263/629f4439c1c44416926f8943c8261964 [2023-11-12 00:56:45,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:56:45,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:56:45,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:45,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:56:45,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:56:45,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:45" (1/1) ... [2023-11-12 00:56:45,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c47e96a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:45, skipping insertion in model container [2023-11-12 00:56:45,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:56:45" (1/1) ... [2023-11-12 00:56:45,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:56:46,129 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_6a30d855-5842-4a61-81c8-eca973250048/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i[916,929] [2023-11-12 00:56:46,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:46,198 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:56:46,209 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_6a30d855-5842-4a61-81c8-eca973250048/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-29.i[916,929] [2023-11-12 00:56:46,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:56:46,277 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:56:46,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46 WrapperNode [2023-11-12 00:56:46,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:56:46,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:46,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:56:46,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:56:46,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,348 INFO L138 Inliner]: procedures = 33, calls = 129, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 367 [2023-11-12 00:56:46,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:56:46,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:56:46,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:56:46,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:56:46,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,369 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,415 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:56:46,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:56:46,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:56:46,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:56:46,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (1/1) ... [2023-11-12 00:56:46,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:56:46,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:56:46,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:56:46,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:56:46,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:56:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 00:56:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-12 00:56:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:56:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-12 00:56:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-12 00:56:46,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-12 00:56:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-12 00:56:46,542 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:56:46,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:56:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:56:46,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:56:46,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 00:56:46,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-12 00:56:46,675 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:56:46,677 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:56:55,632 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:56:55,640 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:56:55,640 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:56:55,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:55 BoogieIcfgContainer [2023-11-12 00:56:55,643 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:56:55,645 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:56:55,645 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:56:55,649 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:56:55,649 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:56:45" (1/3) ... [2023-11-12 00:56:55,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47898171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:55, skipping insertion in model container [2023-11-12 00:56:55,650 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:56:46" (2/3) ... [2023-11-12 00:56:55,650 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47898171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:56:55, skipping insertion in model container [2023-11-12 00:56:55,651 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:56:55" (3/3) ... [2023-11-12 00:56:55,652 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-29.i [2023-11-12 00:56:55,672 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:56:55,672 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:56:55,730 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:56:55,758 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;@86d96f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:56:55,758 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:56:55,762 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 79 states have (on average 1.4556962025316456) internal successors, (115), 80 states have internal predecessors, (115), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-12 00:56:55,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-12 00:56:55,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:55,772 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:55,773 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:55,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:55,779 INFO L85 PathProgramCache]: Analyzing trace with hash -699980394, now seen corresponding path program 1 times [2023-11-12 00:56:55,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:55,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1552998595] [2023-11-12 00:56:55,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:55,795 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 [2023-11-12 00:56:55,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:55,807 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:56:55,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:56,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:56,147 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:416) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 30 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 37 more [2023-11-12 00:56:56,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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 139 [2023-11-12 00:56:56,153 INFO L158 Benchmark]: Toolchain (without parser) took 10213.43ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 63.0MB in the beginning and 70.3MB in the end (delta: -7.3MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-12 00:56:56,154 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:56,156 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.44ms. Allocated memory is still 83.9MB. Free memory was 62.8MB in the beginning and 48.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:56:56,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.37ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 45.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:56:56,157 INFO L158 Benchmark]: Boogie Preprocessor took 89.77ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 41.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:56:56,160 INFO L158 Benchmark]: RCFGBuilder took 9203.24ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 41.7MB in the beginning and 60.5MB in the end (delta: -18.9MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-11-12 00:56:56,161 INFO L158 Benchmark]: TraceAbstraction took 504.93ms. Allocated memory is still 109.1MB. Free memory was 60.2MB in the beginning and 70.3MB in the end (delta: -10.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:56:56,164 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 60.9MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.44ms. Allocated memory is still 83.9MB. Free memory was 62.8MB in the beginning and 48.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.37ms. Allocated memory is still 83.9MB. Free memory was 48.2MB in the beginning and 45.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.77ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 41.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 9203.24ms. Allocated memory was 83.9MB in the beginning and 109.1MB in the end (delta: 25.2MB). Free memory was 41.7MB in the beginning and 60.5MB in the end (delta: -18.9MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * TraceAbstraction took 504.93ms. Allocated memory is still 109.1MB. Free memory was 60.2MB in the beginning and 70.3MB in the end (delta: -10.1MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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) with exit command (exit)) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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) with exit command (exit)) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:56:56,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a30d855-5842-4a61-81c8-eca973250048/bin/utaipan-verify-NcY6lQBIFX/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) with exit command (exit)) Received EOF on stdin. No stderr output.