./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-31.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 150a4f89afb8d47829e7ddadced75f5718c6f777677ea3eeca89c33b976a5a9c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:34:19,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:34:19,211 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 17:34:19,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:34:19,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:34:19,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:34:19,239 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:34:19,239 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:34:19,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:34:19,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:34:19,241 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:34:19,242 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:34:19,242 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:34:19,243 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:34:19,243 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:34:19,244 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:34:19,245 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:34:19,245 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:34:19,245 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:34:19,246 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:34:19,247 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:34:19,249 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:34:19,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:34:19,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:34:19,250 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:34:19,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:34:19,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:34:19,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:34:19,252 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:34:19,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:34:19,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:34:19,253 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:34:19,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:34:19,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:34:19,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:34:19,254 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:34:19,254 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:34:19,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:34:19,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:34:19,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:34:19,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:34:19,255 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:34:19,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:34:19,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:34:19,256 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:34:19,256 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:34:19,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:34:19,256 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_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 150a4f89afb8d47829e7ddadced75f5718c6f777677ea3eeca89c33b976a5a9c [2023-12-02 17:34:19,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:34:19,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:34:19,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:34:19,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:34:19,474 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:34:19,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-31.i [2023-12-02 17:34:22,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:34:22,383 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:34:22,384 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-31.i [2023-12-02 17:34:22,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/data/a76aa21c8/8073af2e0ebb47ea895ae4657ee2d71e/FLAG0acc8b116 [2023-12-02 17:34:22,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/data/a76aa21c8/8073af2e0ebb47ea895ae4657ee2d71e [2023-12-02 17:34:22,409 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:34:22,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:34:22,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:34:22,412 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:34:22,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:34:22,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,419 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@634ca26e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22, skipping insertion in model container [2023-12-02 17:34:22,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,446 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:34:22,592 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_09de57ef-1b73-469e-a356-5e96b3d9e207/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-31.i[916,929] [2023-12-02 17:34:22,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:34:22,638 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:34:22,651 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_09de57ef-1b73-469e-a356-5e96b3d9e207/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-31.i[916,929] [2023-12-02 17:34:22,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:34:22,684 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:34:22,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22 WrapperNode [2023-12-02 17:34:22,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:34:22,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:34:22,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:34:22,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:34:22,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,727 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2023-12-02 17:34:22,727 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:34:22,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:34:22,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:34:22,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:34:22,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,746 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:34:22,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:34:22,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:34:22,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:34:22,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (1/1) ... [2023-12-02 17:34:22,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:34:22,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:34:22,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:34:22,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:34:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:34:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:34:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:34:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:34:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:34:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:34:22,902 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:34:22,904 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:34:23,093 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:34:23,208 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:34:23,208 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:34:23,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:34:23 BoogieIcfgContainer [2023-12-02 17:34:23,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:34:23,212 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:34:23,212 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:34:23,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:34:23,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:34:22" (1/3) ... [2023-12-02 17:34:23,215 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474e1686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:34:23, skipping insertion in model container [2023-12-02 17:34:23,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:34:22" (2/3) ... [2023-12-02 17:34:23,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474e1686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:34:23, skipping insertion in model container [2023-12-02 17:34:23,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:34:23" (3/3) ... [2023-12-02 17:34:23,217 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-31.i [2023-12-02 17:34:23,232 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:34:23,232 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:34:23,270 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:34:23,276 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;@478f2f08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:34:23,276 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:34:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-02 17:34:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 17:34:23,295 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:34:23,296 INFO L195 NwaCegarLoop]: trace histogram [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:34:23,296 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:34:23,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:34:23,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1040794198, now seen corresponding path program 1 times [2023-12-02 17:34:23,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:34:23,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801480711] [2023-12-02 17:34:23,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:34:23,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:34:23,427 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 17:34:23,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1143443471] [2023-12-02 17:34:23,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:34:23,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:34:23,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:34:23,435 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:34:23,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 17:34:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:34:23,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 17:34:23,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:34:48,432 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 65 proven. 19 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 17:34:48,432 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:35:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-02 17:35:23,842 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:35:23,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801480711] [2023-12-02 17:35:23,843 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 17:35:23,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143443471] [2023-12-02 17:35:23,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143443471] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:35:23,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [39165732] [2023-12-02 17:35:23,868 INFO L159 IcfgInterpreter]: Started Sifa with 25 locations of interest [2023-12-02 17:35:23,869 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 17:35:23,872 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 17:35:23,877 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 17:35:23,878 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 17:35:50,703 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 82 for LOIs [2023-12-02 17:35:50,733 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 17:35:53,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [39165732] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:35:53,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 17:35:53,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [6, 5] total 26 [2023-12-02 17:35:53,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573724326] [2023-12-02 17:35:53,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:35:53,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-12-02 17:35:53,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:35:53,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-12-02 17:35:53,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=481, Unknown=0, NotChecked=0, Total=650 [2023-12-02 17:35:53,139 INFO L87 Difference]: Start difference. First operand has 27 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 19 states, 11 states have (on average 1.0) internal successors, (11), 10 states have internal predecessors, (11), 8 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 11 states have call predecessors, (12), 8 states have call successors, (12) [2023-12-02 17:35:55,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:35:55,279 INFO L93 Difference]: Finished difference Result 89 states and 120 transitions. [2023-12-02 17:35:55,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-02 17:35:55,281 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 11 states have (on average 1.0) internal successors, (11), 10 states have internal predecessors, (11), 8 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 11 states have call predecessors, (12), 8 states have call successors, (12) Word has length 46 [2023-12-02 17:35:55,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:35:55,287 INFO L225 Difference]: With dead ends: 89 [2023-12-02 17:35:55,287 INFO L226 Difference]: Without dead ends: 63 [2023-12-02 17:35:55,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 111 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 416 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=324, Invalid=1398, Unknown=0, NotChecked=0, Total=1722 [2023-12-02 17:35:55,293 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 21 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-12-02 17:35:55,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 76 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-12-02 17:35:55,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-12-02 17:35:55,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 62. [2023-12-02 17:35:55,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 28 states have internal predecessors, (29), 24 states have call successors, (24), 9 states have call predecessors, (24), 9 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-02 17:35:55,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 77 transitions. [2023-12-02 17:35:55,336 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 77 transitions. Word has length 46 [2023-12-02 17:35:55,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:35:55,337 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 77 transitions. [2023-12-02 17:35:55,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 11 states have (on average 1.0) internal successors, (11), 10 states have internal predecessors, (11), 8 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 11 states have call predecessors, (12), 8 states have call successors, (12) [2023-12-02 17:35:55,337 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2023-12-02 17:35:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 17:35:55,340 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:35:55,341 INFO L195 NwaCegarLoop]: trace histogram [24, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-12-02 17:35:55,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:35:55,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 17:35:55,542 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:35:55,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:35:55,542 INFO L85 PathProgramCache]: Analyzing trace with hash -45381777, now seen corresponding path program 1 times [2023-12-02 17:35:55,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:35:55,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143665623] [2023-12-02 17:35:55,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:35:55,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:35:55,576 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 17:35:55,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [811555815] [2023-12-02 17:35:55,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:35:55,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:35:55,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:35:55,579 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:35:55,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 17:35:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:35:55,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 17:35:55,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:36:38,486 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 280 proven. 31 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-12-02 17:36:38,486 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:36:58,492 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2023-12-02 17:36:58,492 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:36:58,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143665623] [2023-12-02 17:36:58,492 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 17:36:58,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [811555815] [2023-12-02 17:36:58,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [811555815] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:36:58,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [642274305] [2023-12-02 17:36:58,497 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2023-12-02 17:36:58,497 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 17:36:58,497 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 17:36:58,497 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 17:36:58,498 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 17:40:55,088 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 102 for LOIs [2023-12-02 17:40:55,144 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 17:40:59,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [642274305] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:40:59,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 17:40:59,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [5, 5] total 26 [2023-12-02 17:40:59,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401506965] [2023-12-02 17:40:59,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:40:59,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-12-02 17:40:59,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:40:59,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-12-02 17:40:59,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2023-12-02 17:40:59,208 INFO L87 Difference]: Start difference. First operand 62 states and 77 transitions. Second operand has 20 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 11 states have internal predecessors, (13), 8 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 11 states have call predecessors, (12), 8 states have call successors, (12) [2023-12-02 17:41:00,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:41:00,115 INFO L93 Difference]: Finished difference Result 62 states and 77 transitions. [2023-12-02 17:41:00,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-02 17:41:00,116 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 11 states have internal predecessors, (13), 8 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 11 states have call predecessors, (12), 8 states have call successors, (12) Word has length 91 [2023-12-02 17:41:00,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:41:00,117 INFO L225 Difference]: With dead ends: 62 [2023-12-02 17:41:00,117 INFO L226 Difference]: Without dead ends: 0 [2023-12-02 17:41:00,118 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 245 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:41:00,119 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 1 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-02 17:41:00,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 32 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-02 17:41:00,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-02 17:41:00,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-02 17:41:00,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2023-12-02 17:41:00,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-02 17:41:00,121 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 91 [2023-12-02 17:41:00,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:41:00,121 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-02 17:41:00,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 11 states have internal predecessors, (13), 8 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 11 states have call predecessors, (12), 8 states have call successors, (12) [2023-12-02 17:41:00,121 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-02 17:41:00,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 17:41:00,124 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 17:41:00,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-02 17:41:00,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:41:00,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-02 17:41:02,751 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-12-02 17:41:02,751 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-12-02 17:41:02,752 INFO L899 garLoopResultBuilder]: For program point L19-3(line 19) no Hoare annotation was computed. [2023-12-02 17:41:02,752 INFO L895 garLoopResultBuilder]: At program point L77(line 77) the Hoare annotation is: (and (<= 0 (+ ~var_1_3~0 2147483648)) (<= ~var_1_3~0 2147483647) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_2~0 256) 1))) (or (and (exists ((v_~var_1_3~0_44 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= ~var_1_8~0 1073741823) (<= 1073741822 v_~var_1_3~0_44) (<= 0 (+ 1073741823 ~var_1_8~0)) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) (= ~var_1_7~0 ~last_1_var_1_7~0) .cse1 (= ~last_1_var_1_13~0 ~var_1_13~0)) (let ((.cse2 (select |#memory_int| 1))) (and (= 0 (+ 32 ~var_1_8~0)) (= (select |#length| 3) 12) (= ~var_1_6~0 0) .cse0 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse1 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse2 0) 48) (= ~var_1_12~0 4) (= 30 (select |#length| 2)) (= (select .cse2 1) 0)))))) [2023-12-02 17:41:02,752 INFO L895 garLoopResultBuilder]: At program point L77-1(line 77) the Hoare annotation is: (let ((.cse1 (<= 1073741822 ~var_1_3~0)) (.cse0 (<= 1 |#StackHeapBarrier|)) (.cse2 (<= ~var_1_3~0 2147483647)) (.cse3 (<= (mod ~var_1_2~0 256) 1))) (or (let ((.cse4 (select |#memory_int| 1))) (and (= 0 (+ 32 ~var_1_8~0)) (= (select |#length| 3) 12) (= ~var_1_6~0 0) .cse0 (= 200 ~var_1_1~0) .cse1 (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) .cse2 (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse3 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse4 0) 48) (= ~var_1_12~0 4) (= 30 (select |#length| 2)) (= (select .cse4 1) 0))) (and .cse1 (exists ((v_~var_1_3~0_44 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= ~var_1_8~0 1073741823) (<= 1073741822 v_~var_1_3~0_44) (<= 0 (+ 1073741823 ~var_1_8~0)) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) (= ~var_1_7~0 ~last_1_var_1_7~0) .cse2 .cse3 (= ~last_1_var_1_13~0 ~var_1_13~0)))) [2023-12-02 17:41:02,752 INFO L895 garLoopResultBuilder]: At program point L86(line 86) the Hoare annotation is: (and (<= ~var_1_3~0 2147483646) (<= 1073741822 ~var_1_3~0) (<= ~var_1_8~0 1073741823) (<= 0 (+ 1073741823 ~var_1_8~0)) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_2~0 256) 1)) (.cse2 (<= (mod ~var_1_6~0 256) 1))) (or (and (= ~var_1_7~0 ~last_1_var_1_7~0) (exists ((v_~var_1_3~0_44 Int) (v_~var_1_8~0_34 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= 0 (+ 1073741823 v_~var_1_8~0_34)) (<= v_~var_1_8~0_34 1073741823) (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= 1073741822 v_~var_1_3~0_44) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) .cse1 .cse2 (= ~last_1_var_1_13~0 ~var_1_13~0)) (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse1 .cse2 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse3 0) 48) (= 30 (select |#length| 2)) (= (select .cse3 1) 0)))))) [2023-12-02 17:41:02,753 INFO L895 garLoopResultBuilder]: At program point L86-1(line 86) the Hoare annotation is: (and (<= ~var_1_3~0 2147483646) (<= 1073741822 ~var_1_3~0) (<= ~var_1_8~0 1073741823) (<= 0 (+ 1073741823 ~var_1_8~0)) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_2~0 256) 1)) (.cse2 (<= (mod ~var_1_6~0 256) 1))) (or (and (= ~var_1_7~0 ~last_1_var_1_7~0) (exists ((v_~var_1_3~0_44 Int) (v_~var_1_8~0_34 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= 0 (+ 1073741823 v_~var_1_8~0_34)) (<= v_~var_1_8~0_34 1073741823) (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= 1073741822 v_~var_1_3~0_44) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) .cse1 .cse2 (= ~last_1_var_1_13~0 ~var_1_13~0)) (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse1 .cse2 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse3 0) 48) (= 30 (select |#length| 2)) (= (select .cse3 1) 0)))))) [2023-12-02 17:41:02,753 INFO L899 garLoopResultBuilder]: For program point L78(line 78) no Hoare annotation was computed. [2023-12-02 17:41:02,753 INFO L895 garLoopResultBuilder]: At program point L103-2(lines 103 109) the Hoare annotation is: (let ((.cse1 (= ~isInitial~0 0))) (and (or (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= 30 (select |#length| 2)) (= (select .cse0 1) 0))) .cse1) (let ((.cse2 (<= 1 |#StackHeapBarrier|))) (or (and (<= ~var_1_3~0 2147483646) (= |ULTIMATE.start_property_#res#1| 1) .cse2 (<= 1073741822 ~var_1_3~0) (<= ~var_1_13~0 2147483647) (<= ~var_1_8~0 1073741823) (<= 0 (+ 1073741823 ~var_1_8~0)) (<= ~var_1_14~0 2147483647) .cse1 (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648))) (and (= 0 (+ 32 ~var_1_8~0)) (= ~var_1_6~0 0) .cse2 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= ~var_1_7~0 4) (= 4 ~last_1_var_1_7~0) (= ~var_1_2~0 0) (= 1107940323 ~var_1_3~0) (= ~var_1_13~0 0) (= ~isInitial~0 1) (= ~var_1_12~0 4)))))) [2023-12-02 17:41:02,753 INFO L899 garLoopResultBuilder]: For program point L87(line 87) no Hoare annotation was computed. [2023-12-02 17:41:02,753 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-02 17:41:02,754 INFO L895 garLoopResultBuilder]: At program point L80(line 80) the Hoare annotation is: (and (<= ~var_1_3~0 2147483646) (<= 1073741822 ~var_1_3~0) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_2~0 256) 1))) (or (and (exists ((v_~var_1_3~0_44 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= ~var_1_8~0 1073741823) (<= 1073741822 v_~var_1_3~0_44) (<= 0 (+ 1073741823 ~var_1_8~0)) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) (= ~var_1_7~0 ~last_1_var_1_7~0) .cse1 (= ~last_1_var_1_13~0 ~var_1_13~0)) (let ((.cse2 (select |#memory_int| 1))) (and (= 0 (+ 32 ~var_1_8~0)) (= (select |#length| 3) 12) .cse0 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse1 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse2 0) 48) (= ~var_1_12~0 4) (= 30 (select |#length| 2)) (= (select .cse2 1) 0)))))) [2023-12-02 17:41:02,754 INFO L895 garLoopResultBuilder]: At program point L80-1(line 80) the Hoare annotation is: (and (<= ~var_1_3~0 2147483646) (<= 1073741822 ~var_1_3~0) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_2~0 256) 1))) (or (and (exists ((v_~var_1_3~0_44 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= ~var_1_8~0 1073741823) (<= 1073741822 v_~var_1_3~0_44) (<= 0 (+ 1073741823 ~var_1_8~0)) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) (= ~var_1_7~0 ~last_1_var_1_7~0) .cse1 (= ~last_1_var_1_13~0 ~var_1_13~0)) (let ((.cse2 (select |#memory_int| 1))) (and (= 0 (+ 32 ~var_1_8~0)) (= (select |#length| 3) 12) .cse0 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse1 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse2 0) 48) (= ~var_1_12~0 4) (= 30 (select |#length| 2)) (= (select .cse2 1) 0)))))) [2023-12-02 17:41:02,754 INFO L895 garLoopResultBuilder]: At program point L89(line 89) the Hoare annotation is: (let ((.cse0 (<= ~var_1_3~0 2147483646)) (.cse1 (<= 1 |#StackHeapBarrier|)) (.cse2 (<= (mod ~var_1_12~0 256) 254)) (.cse3 (<= 1073741822 ~var_1_3~0)) (.cse4 (<= (mod ~var_1_2~0 256) 1)) (.cse5 (<= ~var_1_8~0 1073741823)) (.cse6 (<= (mod ~var_1_6~0 256) 1)) (.cse7 (<= 0 (+ 1073741823 ~var_1_8~0))) (.cse8 (<= ~var_1_14~0 2147483647)) (.cse9 (<= 0 (+ ~var_1_14~0 2147483648)))) (or (and .cse0 (exists ((v_~var_1_3~0_44 Int) (v_~var_1_14~0_35 Int) (v_~var_1_8~0_34 Int)) (and (<= 0 (+ v_~var_1_14~0_35 2147483648)) (= |ULTIMATE.start_property_#res#1| 1) .cse1 (<= 0 (+ 1073741823 v_~var_1_8~0_34)) (<= v_~var_1_14~0_35 2147483647) (<= v_~var_1_8~0_34 1073741823) (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= 1073741822 v_~var_1_3~0_44) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)))) .cse2 .cse3 (= ~var_1_7~0 ~last_1_var_1_7~0) .cse4 .cse5 .cse6 .cse7 .cse8 (= ~last_1_var_1_13~0 ~var_1_13~0) .cse9) (let ((.cse10 (select |#memory_int| 1))) (and .cse0 (= (select |#length| 3) 12) .cse1 (= 200 ~var_1_1~0) .cse2 .cse3 (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse4 .cse5 .cse6 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) .cse7 (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) .cse8 (= (select .cse10 0) 48) (= 30 (select |#length| 2)) (= (select .cse10 1) 0) .cse9)))) [2023-12-02 17:41:02,755 INFO L895 garLoopResultBuilder]: At program point L89-1(line 89) the Hoare annotation is: (let ((.cse0 (<= ~var_1_3~0 2147483646)) (.cse1 (<= 1 |#StackHeapBarrier|)) (.cse2 (<= (mod ~var_1_12~0 256) 254)) (.cse3 (<= 1073741822 ~var_1_3~0)) (.cse4 (<= (mod ~var_1_2~0 256) 1)) (.cse5 (<= ~var_1_8~0 1073741823)) (.cse6 (<= (mod ~var_1_6~0 256) 1)) (.cse7 (<= 0 (+ 1073741823 ~var_1_8~0))) (.cse8 (<= ~var_1_14~0 2147483647)) (.cse9 (<= 0 (+ ~var_1_14~0 2147483648)))) (or (and .cse0 (exists ((v_~var_1_3~0_44 Int) (v_~var_1_14~0_35 Int) (v_~var_1_8~0_34 Int)) (and (<= 0 (+ v_~var_1_14~0_35 2147483648)) (= |ULTIMATE.start_property_#res#1| 1) .cse1 (<= 0 (+ 1073741823 v_~var_1_8~0_34)) (<= v_~var_1_14~0_35 2147483647) (<= v_~var_1_8~0_34 1073741823) (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= 1073741822 v_~var_1_3~0_44) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)))) .cse2 .cse3 (= ~var_1_7~0 ~last_1_var_1_7~0) .cse4 .cse5 .cse6 .cse7 .cse8 (= ~last_1_var_1_13~0 ~var_1_13~0) .cse9) (let ((.cse10 (select |#memory_int| 1))) (and .cse0 (= (select |#length| 3) 12) .cse1 (= 200 ~var_1_1~0) .cse2 .cse3 (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse4 .cse5 .cse6 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) .cse7 (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) .cse8 (= (select .cse10 0) 48) (= 30 (select |#length| 2)) (= (select .cse10 1) 0) .cse9)))) [2023-12-02 17:41:02,755 INFO L899 garLoopResultBuilder]: For program point L81(line 81) no Hoare annotation was computed. [2023-12-02 17:41:02,755 INFO L899 garLoopResultBuilder]: For program point L90(lines 72 91) no Hoare annotation was computed. [2023-12-02 17:41:02,755 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-12-02 17:41:02,755 INFO L895 garLoopResultBuilder]: At program point L74(line 74) the Hoare annotation is: (and (= ~var_1_7~0 ~last_1_var_1_7~0) (exists ((v_~var_1_2~0_37 Int) (v_~last_1_var_1_7~0_29 Int) (v_~last_1_var_1_13~0_29 Int)) (let ((.cse1 (= ~isInitial~0 0))) (and (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= 0 (+ 32 ~var_1_8~0)) (= ~var_1_6~0 0) .cse0 (= 200 ~var_1_1~0) (= v_~var_1_2~0_37 0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~var_1_7~0 4) (= 1107940323 ~var_1_3~0) (= ~var_1_13~0 0) (= ~isInitial~0 1) (= v_~last_1_var_1_7~0_29 4) (= v_~last_1_var_1_13~0_29 0) (= ~var_1_12~0 4)) (and (<= ~var_1_3~0 2147483646) (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= 1073741822 ~var_1_3~0) (<= ~var_1_13~0 2147483647) (<= ~var_1_8~0 1073741823) (<= 0 (+ 1073741823 ~var_1_8~0)) (<= ~var_1_14~0 2147483647) .cse1 (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648))))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse2 0) 48) (= 30 (select |#length| 2)) (= (select .cse2 1) 0))) .cse1)))) (= ~last_1_var_1_13~0 ~var_1_13~0)) [2023-12-02 17:41:02,756 INFO L895 garLoopResultBuilder]: At program point L74-1(line 74) the Hoare annotation is: (and (= ~var_1_7~0 ~last_1_var_1_7~0) (exists ((v_~var_1_2~0_37 Int) (v_~last_1_var_1_7~0_29 Int) (v_~last_1_var_1_13~0_29 Int)) (let ((.cse1 (= ~isInitial~0 0))) (and (let ((.cse0 (<= 1 |#StackHeapBarrier|))) (or (and (= 0 (+ 32 ~var_1_8~0)) (= ~var_1_6~0 0) .cse0 (= 200 ~var_1_1~0) (= v_~var_1_2~0_37 0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~var_1_7~0 4) (= 1107940323 ~var_1_3~0) (= ~var_1_13~0 0) (= ~isInitial~0 1) (= v_~last_1_var_1_7~0_29 4) (= v_~last_1_var_1_13~0_29 0) (= ~var_1_12~0 4)) (and (<= ~var_1_3~0 2147483646) (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= 1073741822 ~var_1_3~0) (<= ~var_1_13~0 2147483647) (<= ~var_1_8~0 1073741823) (<= 0 (+ 1073741823 ~var_1_8~0)) (<= ~var_1_14~0 2147483647) .cse1 (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648))))) (or (let ((.cse2 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse2 0) 48) (= 30 (select |#length| 2)) (= (select .cse2 1) 0))) .cse1)))) (= ~last_1_var_1_13~0 ~var_1_13~0)) [2023-12-02 17:41:02,756 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-02 17:41:02,756 INFO L895 garLoopResultBuilder]: At program point L83(line 83) the Hoare annotation is: (and (<= ~var_1_3~0 2147483646) (<= 0 (+ ~var_1_8~0 2147483648)) (<= 1073741822 ~var_1_3~0) (<= ~var_1_8~0 2147483647) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_2~0 256) 1)) (.cse2 (<= (mod ~var_1_6~0 256) 1))) (or (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse1 .cse2 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse3 0) 48) (= ~var_1_12~0 4) (= 30 (select |#length| 2)) (= (select .cse3 1) 0))) (and (= ~var_1_7~0 ~last_1_var_1_7~0) (exists ((v_~var_1_3~0_44 Int) (v_~var_1_8~0_34 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= 0 (+ 1073741823 v_~var_1_8~0_34)) (<= v_~var_1_8~0_34 1073741823) (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= 1073741822 v_~var_1_3~0_44) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) .cse1 .cse2 (= ~last_1_var_1_13~0 ~var_1_13~0))))) [2023-12-02 17:41:02,756 INFO L895 garLoopResultBuilder]: At program point L83-1(line 83) the Hoare annotation is: (and (<= ~var_1_3~0 2147483646) (<= 1073741822 ~var_1_3~0) (<= ~var_1_8~0 2147483647) (<= 0 (+ 1073741823 ~var_1_8~0)) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (<= (mod ~var_1_2~0 256) 1)) (.cse2 (<= (mod ~var_1_6~0 256) 1))) (or (let ((.cse3 (select |#memory_int| 1))) (and (= (select |#length| 3) 12) .cse0 (= 200 ~var_1_1~0) (= 32 ~var_1_14~0) (= 64 ~var_1_9~0) (= ~last_1_var_1_13~0 0) (= 2 (select |#length| 1)) (= ~var_1_7~0 4) (= (select |#valid| 3) 1) (= 4 ~last_1_var_1_7~0) .cse1 .cse2 (= ~var_1_13~0 0) (= (select |#valid| 1) 1) (= ~isInitial~0 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse3 0) 48) (= ~var_1_12~0 4) (= 30 (select |#length| 2)) (= (select .cse3 1) 0))) (and (= ~var_1_7~0 ~last_1_var_1_7~0) (exists ((v_~var_1_3~0_44 Int) (v_~var_1_8~0_34 Int)) (and (= |ULTIMATE.start_property_#res#1| 1) .cse0 (<= 0 (+ 1073741823 v_~var_1_8~0_34)) (<= v_~var_1_8~0_34 1073741823) (<= v_~var_1_3~0_44 2147483646) (<= ~var_1_13~0 2147483647) (<= 1073741822 v_~var_1_3~0_44) (<= ~var_1_14~0 2147483647) (= ~isInitial~0 0) (<= 0 (+ ~var_1_13~0 2147483648)) (<= 0 (+ ~var_1_14~0 2147483648)))) .cse1 .cse2 (= ~last_1_var_1_13~0 ~var_1_13~0))))) [2023-12-02 17:41:02,756 INFO L899 garLoopResultBuilder]: For program point L75(line 75) no Hoare annotation was computed. [2023-12-02 17:41:02,756 INFO L899 garLoopResultBuilder]: For program point L84(line 84) no Hoare annotation was computed. [2023-12-02 17:41:02,757 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-12-02 17:41:02,757 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-12-02 17:41:02,759 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-02 17:41:02,761 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 17:41:02,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated [2023-12-02 17:41:02,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-12-02 17:41:02,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated [2023-12-02 17:41:02,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-12-02 17:41:02,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-12-02 17:41:02,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-12-02 17:41:02,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-12-02 17:41:02,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-12-02 17:41:02,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-12-02 17:41:02,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:41:02 BoogieIcfgContainer [2023-12-02 17:41:02,776 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 17:41:02,776 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 17:41:02,777 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 17:41:02,777 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 17:41:02,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:34:23" (3/4) ... [2023-12-02 17:41:02,779 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 17:41:02,781 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 17:41:02,786 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-12-02 17:41:02,787 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-02 17:41:02,787 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 17:41:02,787 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 17:41:02,808 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((var_1_3 <= 2147483646) && (\result == 1)) && (1073741822 <= var_1_3)) && (var_1_13 <= 2147483647)) && (var_1_8 <= 1073741823)) && (0 <= (1073741823 + var_1_8))) && (var_1_14 <= 2147483647)) && (isInitial == 0)) && (0 <= (var_1_13 + 2147483648))) && (0 <= (var_1_14 + 2147483648))) || (((((((((((((0 == (32 + var_1_8)) && (var_1_6 == 0)) && (200 == var_1_1)) && (32 == var_1_14)) && (64 == var_1_9)) && (last_1_var_1_13 == 0)) && (var_1_7 == 4)) && (4 == last_1_var_1_7)) && (var_1_2 == 0)) && (1107940323 == var_1_3)) && (var_1_13 == 0)) && (isInitial == 1)) && (var_1_12 == 4))) [2023-12-02 17:41:02,828 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((var_1_3 <= 2147483646) && (\result == 1)) && (1073741822 <= var_1_3)) && (var_1_13 <= 2147483647)) && (var_1_8 <= 1073741823)) && (0 <= (1073741823 + var_1_8))) && (var_1_14 <= 2147483647)) && (isInitial == 0)) && (0 <= (var_1_13 + 2147483648))) && (0 <= (var_1_14 + 2147483648))) || (((((((((((((0 == (32 + var_1_8)) && (var_1_6 == 0)) && (200 == var_1_1)) && (32 == var_1_14)) && (64 == var_1_9)) && (last_1_var_1_13 == 0)) && (var_1_7 == 4)) && (4 == last_1_var_1_7)) && (var_1_2 == 0)) && (1107940323 == var_1_3)) && (var_1_13 == 0)) && (isInitial == 1)) && (var_1_12 == 4))) [2023-12-02 17:41:02,861 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 17:41:02,862 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 17:41:02,862 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 17:41:02,862 INFO L158 Benchmark]: Toolchain (without parser) took 400451.76ms. Allocated memory was 157.3MB in the beginning and 7.7GB in the end (delta: 7.5GB). Free memory was 126.0MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 4.8GB. Max. memory is 16.1GB. [2023-12-02 17:41:02,863 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 157.3MB. Free memory was 112.8MB in the beginning and 112.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:41:02,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.07ms. Allocated memory is still 157.3MB. Free memory was 125.7MB in the beginning and 113.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 17:41:02,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.91ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 111.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 17:41:02,864 INFO L158 Benchmark]: Boogie Preprocessor took 27.18ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 110.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 17:41:02,865 INFO L158 Benchmark]: RCFGBuilder took 454.06ms. Allocated memory is still 157.3MB. Free memory was 110.1MB in the beginning and 85.3MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 17:41:02,865 INFO L158 Benchmark]: TraceAbstraction took 399564.00ms. Allocated memory was 157.3MB in the beginning and 7.7GB in the end (delta: 7.5GB). Free memory was 84.7MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 4.8GB. Max. memory is 16.1GB. [2023-12-02 17:41:02,865 INFO L158 Benchmark]: Witness Printer took 85.39ms. Allocated memory is still 7.7GB. Free memory was 2.8GB in the beginning and 2.8GB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 17:41:02,867 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 157.3MB. Free memory was 112.8MB in the beginning and 112.6MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.07ms. Allocated memory is still 157.3MB. Free memory was 125.7MB in the beginning and 113.8MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.91ms. Allocated memory is still 157.3MB. Free memory was 113.8MB in the beginning and 111.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.18ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 110.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 454.06ms. Allocated memory is still 157.3MB. Free memory was 110.1MB in the beginning and 85.3MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 399564.00ms. Allocated memory was 157.3MB in the beginning and 7.7GB in the end (delta: 7.5GB). Free memory was 84.7MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 4.8GB. Max. memory is 16.1GB. * Witness Printer took 85.39ms. Allocated memory is still 7.7GB. Free memory was 2.8GB in the beginning and 2.8GB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated * 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 399.5s, OverallIterations: 2, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 108 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 659 IncrementalHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 38 mSDtfsCounter, 659 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 424 GetRequests, 356 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 653 ImplicationChecksByTransitivity, 8.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=1, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 49 PreInvPairs, 75 NumberOfFragments, 2101 HoareAnnotationTreeSize, 49 FomulaSimplifications, 1941 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 14 FomulaSimplificationsInter, 3147 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 123.1s InterpolantComputationTime, 137 NumberOfCodeBlocks, 137 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 564 SizeOfPredicates, 52 NumberOfNonLiveVariables, 472 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 4 InterpolantComputations, 0 PerfectInterpolantSequences, 1340/1408 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: OVERALL_TIME: 263.5s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 126, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 49, TOOLS_POST_TIME: 207.7s, TOOLS_POST_CALL_APPLICATIONS: 144, TOOLS_POST_CALL_TIME: 25.3s, TOOLS_POST_RETURN_APPLICATIONS: 120, TOOLS_POST_RETURN_TIME: 25.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 313, TOOLS_QUANTIFIERELIM_TIME: 258.0s, TOOLS_QUANTIFIERELIM_MAX_TIME: 49.7s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 253, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 166, DOMAIN_JOIN_TIME: 4.1s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.9s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 126, DOMAIN_ISBOTTOM_TIME: 0.3s, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME: 165.3s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 165.3s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 120, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 3112, DAG_COMPRESSION_RETAINED_NODES: 229, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((((((((((var_1_3 <= 2147483646) && (\result == 1)) && (1073741822 <= var_1_3)) && (var_1_13 <= 2147483647)) && (var_1_8 <= 1073741823)) && (0 <= (1073741823 + var_1_8))) && (var_1_14 <= 2147483647)) && (isInitial == 0)) && (0 <= (var_1_13 + 2147483648))) && (0 <= (var_1_14 + 2147483648))) || (((((((((((((0 == (32 + var_1_8)) && (var_1_6 == 0)) && (200 == var_1_1)) && (32 == var_1_14)) && (64 == var_1_9)) && (last_1_var_1_13 == 0)) && (var_1_7 == 4)) && (4 == last_1_var_1_7)) && (var_1_2 == 0)) && (1107940323 == var_1_3)) && (var_1_13 == 0)) && (isInitial == 1)) && (var_1_12 == 4))) RESULT: Ultimate proved your program to be correct! [2023-12-02 17:41:02,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09de57ef-1b73-469e-a356-5e96b3d9e207/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE