./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 45bfa32c6b634390125a13abc4f6844d47a46f27aa4ffd4fb1f61e72ec5b5312 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:19:47,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:19:47,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:19:47,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:19:47,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:19:47,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:19:47,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:19:47,910 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:19:47,912 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:19:47,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:19:47,914 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:19:47,915 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:19:47,915 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:19:47,918 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:19:47,919 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:19:47,920 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:19:47,921 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:19:47,926 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:19:47,927 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:19:47,927 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:19:47,928 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:19:47,929 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:19:47,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:19:47,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:19:47,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:19:47,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:19:47,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:19:47,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:19:47,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:19:47,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:19:47,935 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:19:47,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:19:47,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:19:47,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:47,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:19:47,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:19:47,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:19:47,937 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:19:47,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:19:47,938 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:19:47,938 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:19:47,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:19:47,939 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_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bfa32c6b634390125a13abc4f6844d47a46f27aa4ffd4fb1f61e72ec5b5312 [2023-11-19 05:19:48,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:19:48,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:19:48,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:19:48,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:19:48,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:19:48,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c [2023-11-19 05:19:51,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:19:51,726 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:19:51,727 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c [2023-11-19 05:19:51,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data/892a8386a/a1bd9fc4354948269b2d8ce8969af13b/FLAG1ca93f27c [2023-11-19 05:19:51,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data/892a8386a/a1bd9fc4354948269b2d8ce8969af13b [2023-11-19 05:19:51,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:19:51,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:19:51,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:51,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:19:51,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:19:51,789 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,790 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@180d6d91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:51, skipping insertion in model container [2023-11-19 05:19:51,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:19:51" (1/1) ... [2023-11-19 05:19:51,832 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:19:52,077 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_cef82892-0fbd-4ea7-be89-d440bc139269/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c[1258,1271] [2023-11-19 05:19:52,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:52,303 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:19:52,316 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_cef82892-0fbd-4ea7-be89-d440bc139269/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c[1258,1271] [2023-11-19 05:19:52,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:19:52,408 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:19:52,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52 WrapperNode [2023-11-19 05:19:52,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:19:52,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:52,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:19:52,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:19:52,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,445 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,564 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1041 [2023-11-19 05:19:52,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:19:52,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:19:52,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:19:52,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:19:52,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,833 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:19:52,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:19:52,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:19:52,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:19:52,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (1/1) ... [2023-11-19 05:19:52,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:19:52,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:19:52,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:19:52,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:19:52,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:19:53,119 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:19:53,122 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:19:54,270 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:19:55,971 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:19:55,972 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:19:55,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:55 BoogieIcfgContainer [2023-11-19 05:19:55,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:19:55,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:19:55,983 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:19:55,986 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:19:55,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:19:51" (1/3) ... [2023-11-19 05:19:55,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd69559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:55, skipping insertion in model container [2023-11-19 05:19:55,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:19:52" (2/3) ... [2023-11-19 05:19:55,989 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd69559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:19:55, skipping insertion in model container [2023-11-19 05:19:55,989 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:55" (3/3) ... [2023-11-19 05:19:55,990 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_fru32_p3.c [2023-11-19 05:19:56,011 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:19:56,012 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:19:56,073 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:19:56,082 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;@5ccf173b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:19:56,083 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:19:56,087 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:19:56,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 05:19:56,103 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:19:56,104 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-19 05:19:56,104 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:19:56,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:19:56,113 INFO L85 PathProgramCache]: Analyzing trace with hash 31714550, now seen corresponding path program 1 times [2023-11-19 05:19:56,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:19:56,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238740676] [2023-11-19 05:19:56,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:19:56,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:19:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:19:58,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:20:00,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:20:00,550 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:20:00,552 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:20:00,554 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:20:00,556 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:20:00,562 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:20:00,568 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:20:00,652 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:20:00,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:20:00 BoogieIcfgContainer [2023-11-19 05:20:00,692 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:20:00,694 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:20:00,695 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:20:00,695 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:20:00,695 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:19:55" (3/4) ... [2023-11-19 05:20:00,699 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:20:00,700 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:20:00,702 INFO L158 Benchmark]: Toolchain (without parser) took 8926.45ms. Allocated memory was 155.2MB in the beginning and 476.1MB in the end (delta: 320.9MB). Free memory was 110.3MB in the beginning and 273.6MB in the end (delta: -163.3MB). Peak memory consumption was 160.7MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,703 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:20:00,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.27ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 88.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.43ms. Allocated memory is still 155.2MB. Free memory was 88.3MB in the beginning and 69.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,713 INFO L158 Benchmark]: Boogie Preprocessor took 268.34ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 68.9MB in the beginning and 160.0MB in the end (delta: -91.2MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,714 INFO L158 Benchmark]: RCFGBuilder took 3143.96ms. Allocated memory was 201.3MB in the beginning and 281.0MB in the end (delta: 79.7MB). Free memory was 160.0MB in the beginning and 170.2MB in the end (delta: -10.2MB). Peak memory consumption was 133.5MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,716 INFO L158 Benchmark]: TraceAbstraction took 4710.01ms. Allocated memory was 281.0MB in the beginning and 476.1MB in the end (delta: 195.0MB). Free memory was 169.2MB in the beginning and 274.7MB in the end (delta: -105.5MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,716 INFO L158 Benchmark]: Witness Printer took 6.52ms. Allocated memory is still 476.1MB. Free memory was 274.7MB in the beginning and 273.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:20:00,727 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.27ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 88.3MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.43ms. Allocated memory is still 155.2MB. Free memory was 88.3MB in the beginning and 69.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 268.34ms. Allocated memory was 155.2MB in the beginning and 201.3MB in the end (delta: 46.1MB). Free memory was 68.9MB in the beginning and 160.0MB in the end (delta: -91.2MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3143.96ms. Allocated memory was 201.3MB in the beginning and 281.0MB in the end (delta: 79.7MB). Free memory was 160.0MB in the beginning and 170.2MB in the end (delta: -10.2MB). Peak memory consumption was 133.5MB. Max. memory is 16.1GB. * TraceAbstraction took 4710.01ms. Allocated memory was 281.0MB in the beginning and 476.1MB in the end (delta: 195.0MB). Free memory was 169.2MB in the beginning and 274.7MB in the end (delta: -105.5MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. * Witness Printer took 6.52ms. Allocated memory is still 476.1MB. Free memory was 274.7MB in the beginning and 273.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.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: 21]: 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 bitwiseOr at line 293, overapproximation of bitwiseAnd at line 133. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 6); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (6 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L35] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 2); [L36] const SORT_21 msb_SORT_21 = (SORT_21)1 << (2 - 1); [L38] const SORT_43 mask_SORT_43 = (SORT_43)-1 >> (sizeof(SORT_43) * 8 - 5); [L39] const SORT_43 msb_SORT_43 = (SORT_43)1 << (5 - 1); [L41] const SORT_21 var_22 = 0; [L42] const SORT_21 var_23 = 1; [L43] const SORT_1 var_24 = 0; [L44] const SORT_3 var_28 = 1; [L45] const SORT_3 var_34 = 0; [L46] const SORT_43 var_45 = 31; [L47] const SORT_21 var_49 = 2; [L48] const SORT_21 var_66 = 3; [L49] const SORT_6 var_89 = 0; [L51] SORT_1 input_2; [L52] SORT_3 input_4; [L53] SORT_1 input_5; [L54] SORT_6 input_7; [L55] SORT_3 input_8; [L56] SORT_6 input_9; [L57] SORT_1 input_10; [L58] SORT_1 input_11; [L59] SORT_1 input_12; [L60] SORT_3 input_13; [L61] SORT_3 input_14; [L62] SORT_3 input_15; [L63] SORT_3 input_16; [L64] SORT_3 input_17; [L65] SORT_3 input_18; [L66] SORT_3 input_19; [L67] SORT_3 input_20; [L68] SORT_3 input_119; [L69] SORT_3 input_123; [L70] SORT_1 input_125; [L71] SORT_3 input_127; [L72] SORT_21 input_130; [L73] SORT_3 input_132; [L74] SORT_6 input_135; [L75] SORT_3 input_137; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L79] SORT_3 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L80] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L82] SORT_3 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L83] SORT_3 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L85] SORT_3 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L86] SORT_3 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L87] SORT_3 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 [L88] SORT_6 state_90 = __VERIFIER_nondet_uint() & mask_SORT_6; [L89] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 [L89] SORT_6 state_92 = __VERIFIER_nondet_uint() & mask_SORT_6; [L90] EXPR __VERIFIER_nondet_uint() & mask_SORT_6 [L90] SORT_6 state_96 = __VERIFIER_nondet_uint() & mask_SORT_6; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L91] SORT_1 state_115 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L92] SORT_3 state_117 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L93] SORT_3 state_121 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] SORT_1 init_26_arg_1 = var_24; [L96] state_25 = init_26_arg_1 [L97] SORT_1 init_31_arg_1 = var_24; [L98] state_30 = init_31_arg_1 [L99] SORT_3 init_36_arg_1 = var_34; [L100] state_35 = init_36_arg_1 [L101] SORT_3 init_40_arg_1 = var_34; [L102] state_39 = init_40_arg_1 [L103] SORT_1 init_52_arg_1 = var_24; [L104] state_51 = init_52_arg_1 [L105] SORT_3 init_56_arg_1 = var_34; [L106] state_55 = init_56_arg_1 [L107] SORT_3 init_60_arg_1 = var_34; [L108] state_59 = init_60_arg_1 [L109] SORT_1 init_69_arg_1 = var_24; [L110] state_68 = init_69_arg_1 [L111] SORT_3 init_73_arg_1 = var_34; [L112] state_72 = init_73_arg_1 [L113] SORT_3 init_77_arg_1 = var_34; [L114] state_76 = init_77_arg_1 [L115] SORT_3 init_81_arg_1 = var_34; [L116] state_80 = init_81_arg_1 [L117] SORT_6 init_91_arg_1 = var_89; [L118] state_90 = init_91_arg_1 [L119] SORT_6 init_93_arg_1 = var_89; [L120] state_92 = init_93_arg_1 [L121] SORT_6 init_97_arg_1 = var_89; [L122] state_96 = init_97_arg_1 [L123] SORT_1 init_116_arg_1 = var_24; [L124] state_115 = init_116_arg_1 [L125] SORT_3 init_118_arg_1 = var_34; [L126] state_117 = init_118_arg_1 [L127] SORT_3 init_122_arg_1 = var_34; [L128] state_121 = init_122_arg_1 VAL [init_116_arg_1=0, init_118_arg_1=0, init_122_arg_1=0, init_26_arg_1=0, init_31_arg_1=0, init_36_arg_1=0, init_40_arg_1=0, init_52_arg_1=0, init_56_arg_1=0, init_60_arg_1=0, init_69_arg_1=0, init_73_arg_1=0, init_77_arg_1=0, init_81_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_97_arg_1=0, mask_SORT_1=63, mask_SORT_21=3, mask_SORT_3=1, mask_SORT_43=31, mask_SORT_6=4294967295, msb_SORT_1=32, msb_SORT_21=2, msb_SORT_3=1, msb_SORT_43=16, msb_SORT_6=2147483648, state_115=0, state_117=0, state_121=0, state_25=0, state_30=0, state_35=0, state_39=0, state_51=0, state_55=0, state_59=0, state_68=0, state_72=0, state_76=0, state_80=0, state_90=0, state_92=0, state_96=0, var_22=0, var_23=1, var_24=0, var_28=1, var_34=0, var_45=31, var_49=2, var_66=3, var_89=0] [L131] input_2 = __VERIFIER_nondet_uchar() [L132] input_4 = __VERIFIER_nondet_uchar() [L133] EXPR input_4 & mask_SORT_3 [L133] input_4 = input_4 & mask_SORT_3 [L134] input_5 = __VERIFIER_nondet_uchar() [L135] EXPR input_5 & mask_SORT_1 [L135] input_5 = input_5 & mask_SORT_1 [L136] input_7 = __VERIFIER_nondet_uint() [L137] input_8 = __VERIFIER_nondet_uchar() [L138] EXPR input_8 & mask_SORT_3 [L138] input_8 = input_8 & mask_SORT_3 [L139] input_9 = __VERIFIER_nondet_uint() [L140] input_10 = __VERIFIER_nondet_uchar() [L141] EXPR input_10 & mask_SORT_1 [L141] input_10 = input_10 & mask_SORT_1 [L142] input_11 = __VERIFIER_nondet_uchar() [L143] EXPR input_11 & mask_SORT_1 [L143] input_11 = input_11 & mask_SORT_1 [L144] input_12 = __VERIFIER_nondet_uchar() [L145] input_13 = __VERIFIER_nondet_uchar() [L146] input_14 = __VERIFIER_nondet_uchar() [L147] EXPR input_14 & mask_SORT_3 [L147] input_14 = input_14 & mask_SORT_3 [L148] input_15 = __VERIFIER_nondet_uchar() [L149] input_16 = __VERIFIER_nondet_uchar() [L150] EXPR input_16 & mask_SORT_3 [L150] input_16 = input_16 & mask_SORT_3 [L151] input_17 = __VERIFIER_nondet_uchar() [L152] EXPR input_17 & mask_SORT_3 [L152] input_17 = input_17 & mask_SORT_3 [L153] input_18 = __VERIFIER_nondet_uchar() [L154] EXPR input_18 & mask_SORT_3 [L154] input_18 = input_18 & mask_SORT_3 [L155] input_19 = __VERIFIER_nondet_uchar() [L156] EXPR input_19 & mask_SORT_3 [L156] input_19 = input_19 & mask_SORT_3 [L157] input_20 = __VERIFIER_nondet_uchar() [L158] input_119 = __VERIFIER_nondet_uchar() [L159] input_123 = __VERIFIER_nondet_uchar() [L160] input_125 = __VERIFIER_nondet_uchar() [L161] input_127 = __VERIFIER_nondet_uchar() [L162] input_130 = __VERIFIER_nondet_uchar() [L163] input_132 = __VERIFIER_nondet_uchar() [L164] input_135 = __VERIFIER_nondet_uint() [L165] input_137 = __VERIFIER_nondet_uchar() [L168] SORT_1 var_27_arg_0 = state_25; [L169] SORT_3 var_27 = var_27_arg_0 >> 5; [L170] EXPR var_27 & mask_SORT_3 [L170] var_27 = var_27 & mask_SORT_3 [L171] SORT_3 var_67_arg_0 = var_27; [L172] SORT_3 var_67_arg_1 = var_28; [L173] SORT_3 var_67 = var_67_arg_0 == var_67_arg_1; [L174] SORT_1 var_70_arg_0 = state_25; [L175] SORT_1 var_70_arg_1 = state_68; [L176] SORT_3 var_70 = var_70_arg_0 == var_70_arg_1; [L177] SORT_3 var_71_arg_0 = var_67; [L178] SORT_3 var_71_arg_1 = var_70; [L179] EXPR var_71_arg_0 & var_71_arg_1 [L179] SORT_3 var_71 = var_71_arg_0 & var_71_arg_1; [L180] SORT_3 var_74_arg_0 = state_72; [L181] SORT_3 var_74_arg_1 = var_28; [L182] SORT_3 var_74 = var_74_arg_0 != var_74_arg_1; [L183] SORT_3 var_75_arg_0 = var_71; [L184] SORT_3 var_75_arg_1 = var_74; [L185] EXPR var_75_arg_0 & var_75_arg_1 [L185] SORT_3 var_75 = var_75_arg_0 & var_75_arg_1; [L186] SORT_3 var_78_arg_0 = state_76; [L187] SORT_3 var_78_arg_1 = var_28; [L188] SORT_3 var_78 = var_78_arg_0 == var_78_arg_1; [L189] SORT_3 var_79_arg_0 = var_75; [L190] SORT_3 var_79_arg_1 = var_78; [L191] EXPR var_79_arg_0 & var_79_arg_1 [L191] SORT_3 var_79 = var_79_arg_0 & var_79_arg_1; [L192] SORT_3 var_82_arg_0 = state_80; [L193] SORT_3 var_82_arg_1 = var_28; [L194] SORT_3 var_82 = var_82_arg_0 == var_82_arg_1; [L195] SORT_3 var_83_arg_0 = var_79; [L196] SORT_3 var_83_arg_1 = var_82; [L197] EXPR var_83_arg_0 & var_83_arg_1 [L197] SORT_3 var_83 = var_83_arg_0 & var_83_arg_1; [L198] SORT_1 var_44_arg_0 = state_25; [L199] SORT_43 var_44 = var_44_arg_0 >> 0; [L200] EXPR var_44 & mask_SORT_43 [L200] var_44 = var_44 & mask_SORT_43 [L201] SORT_43 var_84_arg_0 = var_44; [L202] SORT_43 var_84_arg_1 = var_45; [L203] SORT_3 var_84 = var_84_arg_0 != var_84_arg_1; [L204] SORT_3 var_85_arg_0 = var_83; [L205] SORT_3 var_85_arg_1 = var_84; [L206] EXPR var_85_arg_0 & var_85_arg_1 [L206] SORT_3 var_85 = var_85_arg_0 & var_85_arg_1; [L207] EXPR var_85 & mask_SORT_3 [L207] var_85 = var_85 & mask_SORT_3 [L208] SORT_3 var_50_arg_0 = var_27; [L209] SORT_3 var_50_arg_1 = var_28; [L210] SORT_3 var_50 = var_50_arg_0 == var_50_arg_1; [L211] SORT_1 var_53_arg_0 = state_25; [L212] SORT_1 var_53_arg_1 = state_51; [L213] SORT_3 var_53 = var_53_arg_0 == var_53_arg_1; [L214] SORT_3 var_54_arg_0 = var_50; [L215] SORT_3 var_54_arg_1 = var_53; [L216] EXPR var_54_arg_0 & var_54_arg_1 [L216] SORT_3 var_54 = var_54_arg_0 & var_54_arg_1; [L217] SORT_3 var_57_arg_0 = state_55; [L218] SORT_3 var_57_arg_1 = var_28; [L219] SORT_3 var_57 = var_57_arg_0 == var_57_arg_1; [L220] SORT_3 var_58_arg_0 = var_54; [L221] SORT_3 var_58_arg_1 = var_57; [L222] EXPR var_58_arg_0 & var_58_arg_1 [L222] SORT_3 var_58 = var_58_arg_0 & var_58_arg_1; [L223] SORT_3 var_61_arg_0 = state_59; [L224] SORT_3 var_61_arg_1 = var_28; [L225] SORT_3 var_61 = var_61_arg_0 == var_61_arg_1; [L226] SORT_3 var_62_arg_0 = var_58; [L227] SORT_3 var_62_arg_1 = var_61; [L228] EXPR var_62_arg_0 & var_62_arg_1 [L228] SORT_3 var_62 = var_62_arg_0 & var_62_arg_1; [L229] SORT_43 var_63_arg_0 = var_44; [L230] SORT_43 var_63_arg_1 = var_45; [L231] SORT_3 var_63 = var_63_arg_0 != var_63_arg_1; [L232] SORT_3 var_64_arg_0 = var_62; [L233] SORT_3 var_64_arg_1 = var_63; [L234] EXPR var_64_arg_0 & var_64_arg_1 [L234] SORT_3 var_64 = var_64_arg_0 & var_64_arg_1; [L235] EXPR var_64 & mask_SORT_3 [L235] var_64 = var_64 & mask_SORT_3 [L236] SORT_3 var_29_arg_0 = var_27; [L237] SORT_3 var_29_arg_1 = var_28; [L238] SORT_3 var_29 = var_29_arg_0 == var_29_arg_1; [L239] SORT_1 var_32_arg_0 = state_25; [L240] SORT_1 var_32_arg_1 = state_30; [L241] SORT_3 var_32 = var_32_arg_0 == var_32_arg_1; [L242] SORT_3 var_33_arg_0 = var_29; [L243] SORT_3 var_33_arg_1 = var_32; [L244] EXPR var_33_arg_0 & var_33_arg_1 [L244] SORT_3 var_33 = var_33_arg_0 & var_33_arg_1; [L245] SORT_3 var_37_arg_0 = state_35; [L246] SORT_3 var_37_arg_1 = var_28; [L247] SORT_3 var_37 = var_37_arg_0 == var_37_arg_1; [L248] SORT_3 var_38_arg_0 = var_33; [L249] SORT_3 var_38_arg_1 = var_37; [L250] EXPR var_38_arg_0 & var_38_arg_1 [L250] SORT_3 var_38 = var_38_arg_0 & var_38_arg_1; [L251] SORT_3 var_41_arg_0 = state_39; [L252] SORT_3 var_41_arg_1 = var_28; [L253] SORT_3 var_41 = var_41_arg_0 == var_41_arg_1; [L254] SORT_3 var_42_arg_0 = var_38; [L255] SORT_3 var_42_arg_1 = var_41; [L256] EXPR var_42_arg_0 & var_42_arg_1 [L256] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; [L257] SORT_43 var_46_arg_0 = var_44; [L258] SORT_43 var_46_arg_1 = var_45; [L259] SORT_3 var_46 = var_46_arg_0 != var_46_arg_1; [L260] SORT_3 var_47_arg_0 = var_42; [L261] SORT_3 var_47_arg_1 = var_46; [L262] EXPR var_47_arg_0 & var_47_arg_1 [L262] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L263] EXPR var_47 & mask_SORT_3 [L263] var_47 = var_47 & mask_SORT_3 [L264] SORT_3 var_48_arg_0 = var_47; [L265] SORT_21 var_48_arg_1 = var_23; [L266] SORT_21 var_48_arg_2 = var_22; [L267] SORT_21 var_48 = var_48_arg_0 ? var_48_arg_1 : var_48_arg_2; [L268] SORT_3 var_65_arg_0 = var_64; [L269] SORT_21 var_65_arg_1 = var_49; [L270] SORT_21 var_65_arg_2 = var_48; [L271] SORT_21 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; [L272] SORT_3 var_86_arg_0 = var_85; [L273] SORT_21 var_86_arg_1 = var_66; [L274] SORT_21 var_86_arg_2 = var_65; [L275] SORT_21 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L276] EXPR var_86 & mask_SORT_21 [L276] var_86 = var_86 & mask_SORT_21 [L277] SORT_21 var_87_arg_0 = var_86; [L278] SORT_21 var_87_arg_1 = var_49; [L279] SORT_3 var_87 = var_87_arg_0 == var_87_arg_1; [L280] SORT_3 var_88_arg_0 = var_87; [L281] SORT_3 var_88 = ~var_88_arg_0; [L282] SORT_43 var_103_arg_0 = var_44; [L283] SORT_43 var_103_arg_1 = var_45; [L284] SORT_3 var_103 = var_103_arg_0 == var_103_arg_1; [L285] SORT_21 var_100_arg_0 = var_86; [L286] SORT_21 var_100_arg_1 = var_23; [L287] SORT_3 var_100 = var_100_arg_0 == var_100_arg_1; [L288] SORT_21 var_98_arg_0 = var_86; [L289] SORT_21 var_98_arg_1 = var_22; [L290] SORT_3 var_98 = var_98_arg_0 == var_98_arg_1; [L291] SORT_3 var_101_arg_0 = var_100; [L292] SORT_3 var_101_arg_1 = var_98; [L293] EXPR var_101_arg_0 | var_101_arg_1 [L293] SORT_3 var_101 = var_101_arg_0 | var_101_arg_1; [L294] EXPR var_101 & mask_SORT_3 [L294] var_101 = var_101 & mask_SORT_3 [L295] SORT_3 var_99_arg_0 = var_98; [L296] SORT_6 var_99_arg_1 = var_89; [L297] SORT_6 var_99_arg_2 = state_96; [L298] SORT_6 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L299] SORT_21 var_94_arg_0 = var_86; [L300] SORT_21 var_94_arg_1 = var_49; [L301] SORT_3 var_94 = var_94_arg_0 == var_94_arg_1; [L302] SORT_3 var_95_arg_0 = var_94; [L303] SORT_6 var_95_arg_1 = state_92; [L304] SORT_6 var_95_arg_2 = state_90; [L305] SORT_6 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L306] SORT_3 var_102_arg_0 = var_101; [L307] SORT_6 var_102_arg_1 = var_99; [L308] SORT_6 var_102_arg_2 = var_95; [L309] SORT_6 var_102 = var_102_arg_0 ? var_102_arg_1 : var_102_arg_2; [L310] SORT_3 var_104_arg_0 = var_103; [L311] SORT_6 var_104_arg_1 = var_89; [L312] SORT_6 var_104_arg_2 = var_102; [L313] SORT_6 var_104 = var_104_arg_0 ? var_104_arg_1 : var_104_arg_2; [L314] SORT_6 var_105_arg_0 = var_104; [L315] SORT_1 var_105 = var_105_arg_0 >> 26; [L316] EXPR var_105 & mask_SORT_1 [L316] var_105 = var_105 & mask_SORT_1 [L317] SORT_6 var_106_arg_0 = state_90; [L318] SORT_1 var_106 = var_106_arg_0 >> 26; [L319] EXPR var_106 & mask_SORT_1 [L319] var_106 = var_106 & mask_SORT_1 [L320] SORT_1 var_107_arg_0 = var_105; [L321] SORT_1 var_107_arg_1 = var_106; [L322] SORT_3 var_107 = var_107_arg_0 == var_107_arg_1; [L323] SORT_3 var_108_arg_0 = var_88; [L324] SORT_3 var_108_arg_1 = var_107; [L325] EXPR var_108_arg_0 | var_108_arg_1 [L325] SORT_3 var_108 = var_108_arg_0 | var_108_arg_1; [L326] SORT_3 var_109_arg_0 = var_108; [L327] SORT_3 var_109 = ~var_109_arg_0; [L328] SORT_3 var_112_arg_0 = var_109; [L329] SORT_3 var_112 = ~var_112_arg_0; [L330] SORT_3 var_113_arg_0 = var_28; [L331] SORT_3 var_113_arg_1 = var_112; [L332] EXPR var_113_arg_0 & var_113_arg_1 [L332] SORT_3 var_113 = var_113_arg_0 & var_113_arg_1; [L333] EXPR var_113 & mask_SORT_3 [L333] var_113 = var_113 & mask_SORT_3 [L334] SORT_3 bad_114_arg_0 = var_113; [L335] CALL __VERIFIER_assert(!(bad_114_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 1, TraceHistogramMax: 1, 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=7occurred 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, 2.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:20:00,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 45bfa32c6b634390125a13abc4f6844d47a46f27aa4ffd4fb1f61e72ec5b5312 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:20:03,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:20:03,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-19 05:20:03,707 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:20:03,708 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:20:03,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:20:03,760 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:20:03,761 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:20:03,762 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:20:03,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:20:03,768 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:20:03,769 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:20:03,769 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:20:03,771 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:20:03,771 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:20:03,772 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:20:03,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:20:03,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:20:03,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:20:03,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:20:03,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:20:03,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:20:03,778 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:20:03,778 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:20:03,779 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:20:03,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:20:03,780 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:20:03,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:20:03,782 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:20:03,782 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:20:03,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:03,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:20:03,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:20:03,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:20:03,786 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:20:03,786 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:20:03,787 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:20:03,787 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:20:03,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:20:03,789 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_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45bfa32c6b634390125a13abc4f6844d47a46f27aa4ffd4fb1f61e72ec5b5312 [2023-11-19 05:20:04,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:20:04,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:20:04,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:20:04,271 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:20:04,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:20:04,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c [2023-11-19 05:20:07,450 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:20:07,764 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:20:07,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c [2023-11-19 05:20:07,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data/aa14967b3/752bc027180d4b299a0631cac70e6e48/FLAGb01b19194 [2023-11-19 05:20:07,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/data/aa14967b3/752bc027180d4b299a0631cac70e6e48 [2023-11-19 05:20:07,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:20:07,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:20:07,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:07,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:20:07,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:20:07,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f150b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:07, skipping insertion in model container [2023-11-19 05:20:07,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:20:07" (1/1) ... [2023-11-19 05:20:07,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:20:08,022 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_cef82892-0fbd-4ea7-be89-d440bc139269/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c[1258,1271] [2023-11-19 05:20:08,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:08,160 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:20:08,181 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_fru32_p3.c[1258,1271] [2023-11-19 05:20:08,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:20:08,312 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:20:08,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08 WrapperNode [2023-11-19 05:20:08,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:20:08,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:08,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:20:08,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:20:08,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,382 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 470 [2023-11-19 05:20:08,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:20:08,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:20:08,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:20:08,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:20:08,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:20:08,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:20:08,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:20:08,438 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:20:08,439 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (1/1) ... [2023-11-19 05:20:08,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:20:08,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:20:08,504 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:20:08,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:20:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:20:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:20:08,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:20:08,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:20:08,769 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:20:08,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:20:09,522 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:20:09,528 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:20:09,528 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:20:09,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:09 BoogieIcfgContainer [2023-11-19 05:20:09,532 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:20:09,535 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:20:09,535 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:20:09,538 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:20:09,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:20:07" (1/3) ... [2023-11-19 05:20:09,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c92e80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:09, skipping insertion in model container [2023-11-19 05:20:09,541 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:20:08" (2/3) ... [2023-11-19 05:20:09,543 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c92e80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:20:09, skipping insertion in model container [2023-11-19 05:20:09,543 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:09" (3/3) ... [2023-11-19 05:20:09,544 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_fru32_p3.c [2023-11-19 05:20:09,563 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:20:09,564 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:20:09,623 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:20:09,631 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;@7f43c4a7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:20:09,632 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:20:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 05:20:09,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 05:20:09,645 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:20:09,646 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-19 05:20:09,647 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:20:09,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:20:09,656 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2023-11-19 05:20:09,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:20:09,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1790301860] [2023-11-19 05:20:09,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:20:09,679 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:20:09,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:20:09,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:20:09,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:20:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:20:10,012 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:20:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:20:10,287 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2023-11-19 05:20:10,289 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:20:10,291 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:20:10,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:20:10,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:20:10,508 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:20:10,513 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:20:10,567 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:20:10,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:20:10 BoogieIcfgContainer [2023-11-19 05:20:10,584 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:20:10,584 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:20:10,585 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:20:10,585 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:20:10,586 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:20:09" (3/4) ... [2023-11-19 05:20:10,587 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 05:20:10,610 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 05:20:10,721 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 05:20:10,721 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:20:10,722 INFO L158 Benchmark]: Toolchain (without parser) took 2920.58ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 59.3MB in the beginning and 40.3MB in the end (delta: 19.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 05:20:10,722 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 13.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:20:10,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.74ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 59.5MB in the end (delta: -406.2kB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-11-19 05:20:10,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.21ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 55.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:20:10,723 INFO L158 Benchmark]: Boogie Preprocessor took 53.51ms. Allocated memory is still 83.9MB. Free memory was 55.4MB in the beginning and 53.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:20:10,724 INFO L158 Benchmark]: RCFGBuilder took 1094.18ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 53.0MB in the beginning and 50.5MB in the end (delta: 2.5MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-19 05:20:10,724 INFO L158 Benchmark]: TraceAbstraction took 1049.50ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 47.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2023-11-19 05:20:10,724 INFO L158 Benchmark]: Witness Printer took 136.35ms. Allocated memory is still 100.7MB. Free memory was 47.5MB in the beginning and 40.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:20:10,727 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 32.6MB in the beginning and 32.6MB in the end (delta: 13.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.74ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 59.5MB in the end (delta: -406.2kB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.21ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 55.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.51ms. Allocated memory is still 83.9MB. Free memory was 55.4MB in the beginning and 53.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1094.18ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 53.0MB in the beginning and 50.5MB in the end (delta: 2.5MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1049.50ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 47.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Witness Printer took 136.35ms. Allocated memory is still 100.7MB. Free memory was 47.5MB in the beginning and 40.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * 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 - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 6); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (6 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 32); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (32 - 1); [L35] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 2); [L36] const SORT_21 msb_SORT_21 = (SORT_21)1 << (2 - 1); [L38] const SORT_43 mask_SORT_43 = (SORT_43)-1 >> (sizeof(SORT_43) * 8 - 5); [L39] const SORT_43 msb_SORT_43 = (SORT_43)1 << (5 - 1); [L41] const SORT_21 var_22 = 0; [L42] const SORT_21 var_23 = 1; [L43] const SORT_1 var_24 = 0; [L44] const SORT_3 var_28 = 1; [L45] const SORT_3 var_34 = 0; [L46] const SORT_43 var_45 = 31; [L47] const SORT_21 var_49 = 2; [L48] const SORT_21 var_66 = 3; [L49] const SORT_6 var_89 = 0; [L51] SORT_1 input_2; [L52] SORT_3 input_4; [L53] SORT_1 input_5; [L54] SORT_6 input_7; [L55] SORT_3 input_8; [L56] SORT_6 input_9; [L57] SORT_1 input_10; [L58] SORT_1 input_11; [L59] SORT_1 input_12; [L60] SORT_3 input_13; [L61] SORT_3 input_14; [L62] SORT_3 input_15; [L63] SORT_3 input_16; [L64] SORT_3 input_17; [L65] SORT_3 input_18; [L66] SORT_3 input_19; [L67] SORT_3 input_20; [L68] SORT_3 input_119; [L69] SORT_3 input_123; [L70] SORT_1 input_125; [L71] SORT_3 input_127; [L72] SORT_21 input_130; [L73] SORT_3 input_132; [L74] SORT_6 input_135; [L75] SORT_3 input_137; [L77] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] SORT_3 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L80] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L81] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] SORT_3 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L83] SORT_3 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L84] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] SORT_3 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L86] SORT_3 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] SORT_3 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] SORT_6 state_90 = __VERIFIER_nondet_uint() & mask_SORT_6; [L89] SORT_6 state_92 = __VERIFIER_nondet_uint() & mask_SORT_6; [L90] SORT_6 state_96 = __VERIFIER_nondet_uint() & mask_SORT_6; [L91] SORT_1 state_115 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] SORT_3 state_117 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] SORT_3 state_121 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] SORT_1 init_26_arg_1 = var_24; [L96] state_25 = init_26_arg_1 [L97] SORT_1 init_31_arg_1 = var_24; [L98] state_30 = init_31_arg_1 [L99] SORT_3 init_36_arg_1 = var_34; [L100] state_35 = init_36_arg_1 [L101] SORT_3 init_40_arg_1 = var_34; [L102] state_39 = init_40_arg_1 [L103] SORT_1 init_52_arg_1 = var_24; [L104] state_51 = init_52_arg_1 [L105] SORT_3 init_56_arg_1 = var_34; [L106] state_55 = init_56_arg_1 [L107] SORT_3 init_60_arg_1 = var_34; [L108] state_59 = init_60_arg_1 [L109] SORT_1 init_69_arg_1 = var_24; [L110] state_68 = init_69_arg_1 [L111] SORT_3 init_73_arg_1 = var_34; [L112] state_72 = init_73_arg_1 [L113] SORT_3 init_77_arg_1 = var_34; [L114] state_76 = init_77_arg_1 [L115] SORT_3 init_81_arg_1 = var_34; [L116] state_80 = init_81_arg_1 [L117] SORT_6 init_91_arg_1 = var_89; [L118] state_90 = init_91_arg_1 [L119] SORT_6 init_93_arg_1 = var_89; [L120] state_92 = init_93_arg_1 [L121] SORT_6 init_97_arg_1 = var_89; [L122] state_96 = init_97_arg_1 [L123] SORT_1 init_116_arg_1 = var_24; [L124] state_115 = init_116_arg_1 [L125] SORT_3 init_118_arg_1 = var_34; [L126] state_117 = init_118_arg_1 [L127] SORT_3 init_122_arg_1 = var_34; [L128] state_121 = init_122_arg_1 VAL [init_116_arg_1=0, init_118_arg_1=0, init_122_arg_1=0, init_26_arg_1=0, init_31_arg_1=0, init_36_arg_1=0, init_40_arg_1=0, init_52_arg_1=0, init_56_arg_1=0, init_60_arg_1=0, init_69_arg_1=0, init_73_arg_1=0, init_77_arg_1=0, init_81_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_97_arg_1=0, mask_SORT_1=63, mask_SORT_21=3, mask_SORT_3=1, mask_SORT_43=31, mask_SORT_6=4294967295, msb_SORT_1=32, msb_SORT_21=2, msb_SORT_3=1, msb_SORT_43=16, msb_SORT_6=2147483648, state_115=0, state_117=0, state_121=0, state_25=0, state_30=0, state_35=0, state_39=0, state_51=0, state_55=0, state_59=0, state_68=0, state_72=0, state_76=0, state_80=0, state_90=0, state_92=0, state_96=0, var_22=0, var_23=1, var_24=0, var_28=1, var_34=0, var_45=31, var_49=2, var_66=3, var_89=0] [L131] input_2 = __VERIFIER_nondet_uchar() [L132] input_4 = __VERIFIER_nondet_uchar() [L133] input_4 = input_4 & mask_SORT_3 [L134] input_5 = __VERIFIER_nondet_uchar() [L135] input_5 = input_5 & mask_SORT_1 [L136] input_7 = __VERIFIER_nondet_uint() [L137] input_8 = __VERIFIER_nondet_uchar() [L138] input_8 = input_8 & mask_SORT_3 [L139] input_9 = __VERIFIER_nondet_uint() [L140] input_10 = __VERIFIER_nondet_uchar() [L141] input_10 = input_10 & mask_SORT_1 [L142] input_11 = __VERIFIER_nondet_uchar() [L143] input_11 = input_11 & mask_SORT_1 [L144] input_12 = __VERIFIER_nondet_uchar() [L145] input_13 = __VERIFIER_nondet_uchar() [L146] input_14 = __VERIFIER_nondet_uchar() [L147] input_14 = input_14 & mask_SORT_3 [L148] input_15 = __VERIFIER_nondet_uchar() [L149] input_16 = __VERIFIER_nondet_uchar() [L150] input_16 = input_16 & mask_SORT_3 [L151] input_17 = __VERIFIER_nondet_uchar() [L152] input_17 = input_17 & mask_SORT_3 [L153] input_18 = __VERIFIER_nondet_uchar() [L154] input_18 = input_18 & mask_SORT_3 [L155] input_19 = __VERIFIER_nondet_uchar() [L156] input_19 = input_19 & mask_SORT_3 [L157] input_20 = __VERIFIER_nondet_uchar() [L158] input_119 = __VERIFIER_nondet_uchar() [L159] input_123 = __VERIFIER_nondet_uchar() [L160] input_125 = __VERIFIER_nondet_uchar() [L161] input_127 = __VERIFIER_nondet_uchar() [L162] input_130 = __VERIFIER_nondet_uchar() [L163] input_132 = __VERIFIER_nondet_uchar() [L164] input_135 = __VERIFIER_nondet_uint() [L165] input_137 = __VERIFIER_nondet_uchar() [L168] SORT_1 var_27_arg_0 = state_25; [L169] SORT_3 var_27 = var_27_arg_0 >> 5; [L170] var_27 = var_27 & mask_SORT_3 [L171] SORT_3 var_67_arg_0 = var_27; [L172] SORT_3 var_67_arg_1 = var_28; [L173] SORT_3 var_67 = var_67_arg_0 == var_67_arg_1; [L174] SORT_1 var_70_arg_0 = state_25; [L175] SORT_1 var_70_arg_1 = state_68; [L176] SORT_3 var_70 = var_70_arg_0 == var_70_arg_1; [L177] SORT_3 var_71_arg_0 = var_67; [L178] SORT_3 var_71_arg_1 = var_70; [L179] SORT_3 var_71 = var_71_arg_0 & var_71_arg_1; [L180] SORT_3 var_74_arg_0 = state_72; [L181] SORT_3 var_74_arg_1 = var_28; [L182] SORT_3 var_74 = var_74_arg_0 != var_74_arg_1; [L183] SORT_3 var_75_arg_0 = var_71; [L184] SORT_3 var_75_arg_1 = var_74; [L185] SORT_3 var_75 = var_75_arg_0 & var_75_arg_1; [L186] SORT_3 var_78_arg_0 = state_76; [L187] SORT_3 var_78_arg_1 = var_28; [L188] SORT_3 var_78 = var_78_arg_0 == var_78_arg_1; [L189] SORT_3 var_79_arg_0 = var_75; [L190] SORT_3 var_79_arg_1 = var_78; [L191] SORT_3 var_79 = var_79_arg_0 & var_79_arg_1; [L192] SORT_3 var_82_arg_0 = state_80; [L193] SORT_3 var_82_arg_1 = var_28; [L194] SORT_3 var_82 = var_82_arg_0 == var_82_arg_1; [L195] SORT_3 var_83_arg_0 = var_79; [L196] SORT_3 var_83_arg_1 = var_82; [L197] SORT_3 var_83 = var_83_arg_0 & var_83_arg_1; [L198] SORT_1 var_44_arg_0 = state_25; [L199] SORT_43 var_44 = var_44_arg_0 >> 0; [L200] var_44 = var_44 & mask_SORT_43 [L201] SORT_43 var_84_arg_0 = var_44; [L202] SORT_43 var_84_arg_1 = var_45; [L203] SORT_3 var_84 = var_84_arg_0 != var_84_arg_1; [L204] SORT_3 var_85_arg_0 = var_83; [L205] SORT_3 var_85_arg_1 = var_84; [L206] SORT_3 var_85 = var_85_arg_0 & var_85_arg_1; [L207] var_85 = var_85 & mask_SORT_3 [L208] SORT_3 var_50_arg_0 = var_27; [L209] SORT_3 var_50_arg_1 = var_28; [L210] SORT_3 var_50 = var_50_arg_0 == var_50_arg_1; [L211] SORT_1 var_53_arg_0 = state_25; [L212] SORT_1 var_53_arg_1 = state_51; [L213] SORT_3 var_53 = var_53_arg_0 == var_53_arg_1; [L214] SORT_3 var_54_arg_0 = var_50; [L215] SORT_3 var_54_arg_1 = var_53; [L216] SORT_3 var_54 = var_54_arg_0 & var_54_arg_1; [L217] SORT_3 var_57_arg_0 = state_55; [L218] SORT_3 var_57_arg_1 = var_28; [L219] SORT_3 var_57 = var_57_arg_0 == var_57_arg_1; [L220] SORT_3 var_58_arg_0 = var_54; [L221] SORT_3 var_58_arg_1 = var_57; [L222] SORT_3 var_58 = var_58_arg_0 & var_58_arg_1; [L223] SORT_3 var_61_arg_0 = state_59; [L224] SORT_3 var_61_arg_1 = var_28; [L225] SORT_3 var_61 = var_61_arg_0 == var_61_arg_1; [L226] SORT_3 var_62_arg_0 = var_58; [L227] SORT_3 var_62_arg_1 = var_61; [L228] SORT_3 var_62 = var_62_arg_0 & var_62_arg_1; [L229] SORT_43 var_63_arg_0 = var_44; [L230] SORT_43 var_63_arg_1 = var_45; [L231] SORT_3 var_63 = var_63_arg_0 != var_63_arg_1; [L232] SORT_3 var_64_arg_0 = var_62; [L233] SORT_3 var_64_arg_1 = var_63; [L234] SORT_3 var_64 = var_64_arg_0 & var_64_arg_1; [L235] var_64 = var_64 & mask_SORT_3 [L236] SORT_3 var_29_arg_0 = var_27; [L237] SORT_3 var_29_arg_1 = var_28; [L238] SORT_3 var_29 = var_29_arg_0 == var_29_arg_1; [L239] SORT_1 var_32_arg_0 = state_25; [L240] SORT_1 var_32_arg_1 = state_30; [L241] SORT_3 var_32 = var_32_arg_0 == var_32_arg_1; [L242] SORT_3 var_33_arg_0 = var_29; [L243] SORT_3 var_33_arg_1 = var_32; [L244] SORT_3 var_33 = var_33_arg_0 & var_33_arg_1; [L245] SORT_3 var_37_arg_0 = state_35; [L246] SORT_3 var_37_arg_1 = var_28; [L247] SORT_3 var_37 = var_37_arg_0 == var_37_arg_1; [L248] SORT_3 var_38_arg_0 = var_33; [L249] SORT_3 var_38_arg_1 = var_37; [L250] SORT_3 var_38 = var_38_arg_0 & var_38_arg_1; [L251] SORT_3 var_41_arg_0 = state_39; [L252] SORT_3 var_41_arg_1 = var_28; [L253] SORT_3 var_41 = var_41_arg_0 == var_41_arg_1; [L254] SORT_3 var_42_arg_0 = var_38; [L255] SORT_3 var_42_arg_1 = var_41; [L256] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; [L257] SORT_43 var_46_arg_0 = var_44; [L258] SORT_43 var_46_arg_1 = var_45; [L259] SORT_3 var_46 = var_46_arg_0 != var_46_arg_1; [L260] SORT_3 var_47_arg_0 = var_42; [L261] SORT_3 var_47_arg_1 = var_46; [L262] SORT_3 var_47 = var_47_arg_0 & var_47_arg_1; [L263] var_47 = var_47 & mask_SORT_3 [L264] SORT_3 var_48_arg_0 = var_47; [L265] SORT_21 var_48_arg_1 = var_23; [L266] SORT_21 var_48_arg_2 = var_22; [L267] SORT_21 var_48 = var_48_arg_0 ? var_48_arg_1 : var_48_arg_2; [L268] SORT_3 var_65_arg_0 = var_64; [L269] SORT_21 var_65_arg_1 = var_49; [L270] SORT_21 var_65_arg_2 = var_48; [L271] SORT_21 var_65 = var_65_arg_0 ? var_65_arg_1 : var_65_arg_2; [L272] SORT_3 var_86_arg_0 = var_85; [L273] SORT_21 var_86_arg_1 = var_66; [L274] SORT_21 var_86_arg_2 = var_65; [L275] SORT_21 var_86 = var_86_arg_0 ? var_86_arg_1 : var_86_arg_2; [L276] var_86 = var_86 & mask_SORT_21 [L277] SORT_21 var_87_arg_0 = var_86; [L278] SORT_21 var_87_arg_1 = var_49; [L279] SORT_3 var_87 = var_87_arg_0 == var_87_arg_1; [L280] SORT_3 var_88_arg_0 = var_87; [L281] SORT_3 var_88 = ~var_88_arg_0; [L282] SORT_43 var_103_arg_0 = var_44; [L283] SORT_43 var_103_arg_1 = var_45; [L284] SORT_3 var_103 = var_103_arg_0 == var_103_arg_1; [L285] SORT_21 var_100_arg_0 = var_86; [L286] SORT_21 var_100_arg_1 = var_23; [L287] SORT_3 var_100 = var_100_arg_0 == var_100_arg_1; [L288] SORT_21 var_98_arg_0 = var_86; [L289] SORT_21 var_98_arg_1 = var_22; [L290] SORT_3 var_98 = var_98_arg_0 == var_98_arg_1; [L291] SORT_3 var_101_arg_0 = var_100; [L292] SORT_3 var_101_arg_1 = var_98; [L293] SORT_3 var_101 = var_101_arg_0 | var_101_arg_1; [L294] var_101 = var_101 & mask_SORT_3 [L295] SORT_3 var_99_arg_0 = var_98; [L296] SORT_6 var_99_arg_1 = var_89; [L297] SORT_6 var_99_arg_2 = state_96; [L298] SORT_6 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L299] SORT_21 var_94_arg_0 = var_86; [L300] SORT_21 var_94_arg_1 = var_49; [L301] SORT_3 var_94 = var_94_arg_0 == var_94_arg_1; [L302] SORT_3 var_95_arg_0 = var_94; [L303] SORT_6 var_95_arg_1 = state_92; [L304] SORT_6 var_95_arg_2 = state_90; [L305] SORT_6 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L306] SORT_3 var_102_arg_0 = var_101; [L307] SORT_6 var_102_arg_1 = var_99; [L308] SORT_6 var_102_arg_2 = var_95; [L309] SORT_6 var_102 = var_102_arg_0 ? var_102_arg_1 : var_102_arg_2; [L310] SORT_3 var_104_arg_0 = var_103; [L311] SORT_6 var_104_arg_1 = var_89; [L312] SORT_6 var_104_arg_2 = var_102; [L313] SORT_6 var_104 = var_104_arg_0 ? var_104_arg_1 : var_104_arg_2; [L314] SORT_6 var_105_arg_0 = var_104; [L315] SORT_1 var_105 = var_105_arg_0 >> 26; [L316] var_105 = var_105 & mask_SORT_1 [L317] SORT_6 var_106_arg_0 = state_90; [L318] SORT_1 var_106 = var_106_arg_0 >> 26; [L319] var_106 = var_106 & mask_SORT_1 [L320] SORT_1 var_107_arg_0 = var_105; [L321] SORT_1 var_107_arg_1 = var_106; [L322] SORT_3 var_107 = var_107_arg_0 == var_107_arg_1; [L323] SORT_3 var_108_arg_0 = var_88; [L324] SORT_3 var_108_arg_1 = var_107; [L325] SORT_3 var_108 = var_108_arg_0 | var_108_arg_1; [L326] SORT_3 var_109_arg_0 = var_108; [L327] SORT_3 var_109 = ~var_109_arg_0; [L328] SORT_3 var_112_arg_0 = var_109; [L329] SORT_3 var_112 = ~var_112_arg_0; [L330] SORT_3 var_113_arg_0 = var_28; [L331] SORT_3 var_113_arg_1 = var_112; [L332] SORT_3 var_113 = var_113_arg_0 & var_113_arg_1; [L333] var_113 = var_113 & mask_SORT_3 [L334] SORT_3 bad_114_arg_0 = var_113; [L335] CALL __VERIFIER_assert(!(bad_114_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, 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=11occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 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 proved your program to be incorrect! [2023-11-19 05:20:10,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cef82892-0fbd-4ea7-be89-d440bc139269/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE