./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.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_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/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_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/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_9497a9ee-4d47-4e61-9d65-d47312493459/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 e0591871f2ff833ee138d20870c79176760037c48f330bc5791f7462916d2248 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:37:37,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:37:37,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 14:37:37,906 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:37:37,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:37:37,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:37:37,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:37:37,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:37:37,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:37:37,929 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:37:37,930 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:37:37,930 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:37:37,931 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:37:37,931 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 14:37:37,932 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:37:37,932 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:37:37,933 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 14:37:37,933 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 14:37:37,934 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:37:37,934 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 14:37:37,935 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 14:37:37,936 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 14:37:37,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:37:37,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:37:37,937 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:37:37,938 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 14:37:37,938 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:37:37,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:37:37,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:37:37,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:37:37,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:37:37,940 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:37:37,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:37:37,941 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:37:37,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:37:37,941 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:37:37,941 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:37:37,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:37:37,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:37:37,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:37:37,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:37:37,942 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 14:37:37,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 14:37:37,942 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:37:37,943 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:37:37,943 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:37:37,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:37:37,943 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_9497a9ee-4d47-4e61-9d65-d47312493459/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0591871f2ff833ee138d20870c79176760037c48f330bc5791f7462916d2248 [2023-12-02 14:37:38,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:37:38,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:37:38,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:37:38,220 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:37:38,221 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:37:38,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i [2023-12-02 14:37:41,027 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:37:41,205 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:37:41,206 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i [2023-12-02 14:37:41,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data/0e92e14e4/339d152d5ca9404fa11d5a8e9d8d4c6f/FLAGd8a109b5d [2023-12-02 14:37:41,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data/0e92e14e4/339d152d5ca9404fa11d5a8e9d8d4c6f [2023-12-02 14:37:41,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:37:41,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:37:41,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:37:41,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:37:41,244 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:37:41,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f683d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41, skipping insertion in model container [2023-12-02 14:37:41,246 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,277 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:37:41,430 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_9497a9ee-4d47-4e61-9d65-d47312493459/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i[916,929] [2023-12-02 14:37:41,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:37:41,500 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:37:41,513 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_9497a9ee-4d47-4e61-9d65-d47312493459/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i[916,929] [2023-12-02 14:37:41,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:37:41,565 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:37:41,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41 WrapperNode [2023-12-02 14:37:41,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:37:41,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:37:41,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:37:41,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:37:41,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,625 INFO L138 Inliner]: procedures = 29, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 449 [2023-12-02 14:37:41,626 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:37:41,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:37:41,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:37:41,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:37:41,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:37:41,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:37:41,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:37:41,669 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:37:41,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (1/1) ... [2023-12-02 14:37:41,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:37:41,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:37:41,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:37:41,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:37:41,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:37:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 14:37:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 14:37:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 14:37:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 14:37:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 14:37:41,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:37:41,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:37:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 14:37:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:37:41,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:37:41,875 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:37:41,876 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:37:42,338 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:37:42,886 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:37:42,886 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:37:42,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:42 BoogieIcfgContainer [2023-12-02 14:37:42,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:37:42,891 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:37:42,891 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:37:42,894 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:37:42,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:37:41" (1/3) ... [2023-12-02 14:37:42,895 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65512d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:37:42, skipping insertion in model container [2023-12-02 14:37:42,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:41" (2/3) ... [2023-12-02 14:37:42,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65512d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:37:42, skipping insertion in model container [2023-12-02 14:37:42,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:42" (3/3) ... [2023-12-02 14:37:42,898 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-92.i [2023-12-02 14:37:42,918 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:37:42,918 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:37:42,970 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:37:42,978 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;@23aefd61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:37:42,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:37:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 14:37:42,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 14:37:42,995 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:37:42,996 INFO L195 NwaCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:37:42,996 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:37:43,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:37:43,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1297647728, now seen corresponding path program 1 times [2023-12-02 14:37:43,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 14:37:43,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302123760] [2023-12-02 14:37:43,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:37:43,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 14:37:43,288 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 14:37:43,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [478531009] [2023-12-02 14:37:43,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:37:43,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:37:43,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:37:43,291 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:37:43,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 14:37:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:37:44,510 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 14:37:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 14:37:46,037 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 14:37:46,040 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 14:37:46,041 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 14:37:46,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 14:37:46,243 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 14:37:46,248 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 14:37:46,252 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 14:37:46,356 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-12-02 14:37:46,360 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-12-02 14:37:46,361 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-12-02 14:37:46,364 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-12-02 14:37:46,365 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-12-02 14:37:46,368 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-12-02 14:37:46,369 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-12-02 14:37:46,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-12-02 14:37:46,372 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-12-02 14:37:46,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-12-02 14:37:46,375 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-12-02 14:37:46,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-12-02 14:37:46,377 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-12-02 14:37:46,379 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-12-02 14:37:46,379 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-12-02 14:37:46,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-12-02 14:37:46,381 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-12-02 14:37:46,382 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-12-02 14:37:46,383 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-12-02 14:37:46,384 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-12-02 14:37:46,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-12-02 14:37:46,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-12-02 14:37:46,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-12-02 14:37:46,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-12-02 14:37:46,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-12-02 14:37:46,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 14:37:46,386 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-12-02 14:37:46,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-12-02 14:37:46,387 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-12-02 14:37:46,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-12-02 14:37:46,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 14:37:46,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-12-02 14:37:46,388 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated [2023-12-02 14:37:46,389 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-12-02 14:37:46,389 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-12-02 14:37:46,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-12-02 14:37:46,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-12-02 14:37:46,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-12-02 14:37:46,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-12-02 14:37:46,390 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-12-02 14:37:46,391 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 14:37:46,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-12-02 14:37:46,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-12-02 14:37:46,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 14:37:46,392 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-12-02 14:37:46,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated [2023-12-02 14:37:46,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-12-02 14:37:46,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-12-02 14:37:46,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 14:37:46,411 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 14:37:46,412 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-12-02 14:37:46,412 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-12-02 14:37:46,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 14:37:46,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 14:37:46,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-12-02 14:37:46,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-12-02 14:37:46,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 14:37:46,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 14:37:46,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-12-02 14:37:46,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-12-02 14:37:46,419 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 14:37:46,420 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 14:37:46,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:37:46 BoogieIcfgContainer [2023-12-02 14:37:46,448 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 14:37:46,449 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 14:37:46,449 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 14:37:46,449 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 14:37:46,450 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:42" (3/4) ... [2023-12-02 14:37:46,452 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 14:37:46,453 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 14:37:46,454 INFO L158 Benchmark]: Toolchain (without parser) took 5217.23ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 102.8MB in the beginning and 138.3MB in the end (delta: -35.6MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-12-02 14:37:46,455 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 119.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:37:46,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.71ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 89.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 14:37:46,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.31ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 85.5MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 14:37:46,457 INFO L158 Benchmark]: Boogie Preprocessor took 40.94ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 82.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 14:37:46,457 INFO L158 Benchmark]: RCFGBuilder took 1220.21ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 73.4MB in the end (delta: 9.4MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-12-02 14:37:46,458 INFO L158 Benchmark]: TraceAbstraction took 3557.33ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 72.2MB in the beginning and 138.3MB in the end (delta: -66.1MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2023-12-02 14:37:46,459 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 184.5MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 14:37:46,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 119.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.71ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 89.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.31ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 85.5MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.94ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 82.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1220.21ms. Allocated memory is still 142.6MB. Free memory was 82.8MB in the beginning and 73.4MB in the end (delta: 9.4MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3557.33ms. Allocated memory was 142.6MB in the beginning and 184.5MB in the end (delta: 41.9MB). Free memory was 72.2MB in the beginning and 138.3MB in the end (delta: -66.1MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 184.5MB. Free memory is still 138.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of bitwiseAnd at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 32; [L23] signed char* var_1_1_Pointer = &(var_1_1); [L24] signed char var_1_2 = 2; [L25] signed char* var_1_2_Pointer = &(var_1_2); [L26] signed char var_1_3 = 8; [L27] signed char* var_1_3_Pointer = &(var_1_3); [L28] signed char var_1_4 = 0; [L29] signed char* var_1_4_Pointer = &(var_1_4); [L30] signed char var_1_5 = 32; [L31] signed char* var_1_5_Pointer = &(var_1_5); [L32] signed char var_1_6 = 10; [L33] signed char* var_1_6_Pointer = &(var_1_6); [L34] double var_1_7 = 1000000.625; [L35] double* var_1_7_Pointer = &(var_1_7); [L36] double var_1_8 = 16.65; [L37] double* var_1_8_Pointer = &(var_1_8); [L38] double var_1_9 = 15.5; [L39] double* var_1_9_Pointer = &(var_1_9); [L40] signed short int var_1_10 = 500; [L41] signed short int* var_1_10_Pointer = &(var_1_10); [L42] unsigned short int var_1_11 = 8; [L43] unsigned short int* var_1_11_Pointer = &(var_1_11); [L44] unsigned char var_1_13 = 0; [L45] unsigned char* var_1_13_Pointer = &(var_1_13); [L46] unsigned short int var_1_14 = 100; [L47] unsigned short int* var_1_14_Pointer = &(var_1_14); [L48] unsigned char var_1_15 = 0; [L49] unsigned char* var_1_15_Pointer = &(var_1_15); [L50] unsigned char var_1_16 = 0; [L51] unsigned char* var_1_16_Pointer = &(var_1_16); [L52] float var_1_17 = 2.4; [L53] float* var_1_17_Pointer = &(var_1_17); [L114] isInitial = 1 [L115] FCALL initially() [L116] COND TRUE 1 [L117] FCALL updateLastVariables() [L118] CALL updateVariables() [L77] var_1_2 = __VERIFIER_nondet_char() [L78] EXPR \read(var_1_2) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L78] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L79] EXPR \read(var_1_2) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L79] CALL assume_abort_if_not(var_1_2 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_2 <= 63) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L80] var_1_3 = __VERIFIER_nondet_char() [L81] EXPR \read(var_1_3) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L81] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L82] EXPR \read(var_1_3) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L82] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L83] var_1_4 = __VERIFIER_nondet_char() [L84] EXPR \read(var_1_4) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L84] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L85] EXPR \read(var_1_4) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L85] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L86] var_1_5 = __VERIFIER_nondet_char() [L87] EXPR \read(var_1_5) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L87] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L88] EXPR \read(var_1_5) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L88] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L89] var_1_6 = __VERIFIER_nondet_char() [L90] EXPR \read(var_1_6) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L90] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L91] EXPR \read(var_1_6) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L91] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L92] var_1_8 = __VERIFIER_nondet_double() [L93] EXPR \read(var_1_8) [L93] EXPR var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F [L93] EXPR (var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ) [L93] EXPR \read(var_1_8) [L93] EXPR var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F [L93] EXPR \read(var_1_8) [L93] EXPR var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F [L93] EXPR (var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L93] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L94] var_1_9 = __VERIFIER_nondet_double() [L95] EXPR \read(var_1_9) [L95] EXPR var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F [L95] EXPR \read(var_1_9) [L95] EXPR var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F [L95] EXPR (var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F ) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L95] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L96] var_1_14 = __VERIFIER_nondet_ushort() [L97] EXPR \read(var_1_14) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L97] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L98] EXPR \read(var_1_14) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L98] CALL assume_abort_if_not(var_1_14 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_14 <= 65535) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L99] EXPR \read(var_1_14) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L99] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L100] var_1_15 = __VERIFIER_nondet_uchar() [L101] EXPR \read(var_1_15) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L101] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L102] EXPR \read(var_1_15) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L102] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L103] var_1_16 = __VERIFIER_nondet_uchar() [L104] EXPR \read(var_1_16) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L104] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L105] EXPR \read(var_1_16) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L105] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L118] RET updateVariables() [L119] CALL step() [L57] EXPR \read(*var_1_2_Pointer) [L57] EXPR \read(*var_1_3_Pointer) [L57] EXPR \read(*var_1_4_Pointer) [L57] EXPR \read(*var_1_5_Pointer) [L57] EXPR \read(*var_1_6_Pointer) [L57] EXPR (((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer)))) [L57] EXPR \read(*var_1_4_Pointer) [L57] EXPR (((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer)))) [L57] (*(var_1_1_Pointer)) = (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))) [L58] EXPR \read(*var_1_5_Pointer) [L58] EXPR \read(*var_1_6_Pointer) [L58] EXPR \read(*var_1_3_Pointer) [L58] EXPR (*(var_1_6_Pointer)) & (*(var_1_3_Pointer)) [L58] signed long int stepLocal_0 = (~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer))); [L59] EXPR \read(*var_1_4_Pointer) [L59] COND FALSE !(stepLocal_0 >= (*(var_1_4_Pointer))) [L62] EXPR \read(*var_1_9_Pointer) [L62] (*(var_1_7_Pointer)) = (*(var_1_9_Pointer)) [L64] EXPR \read(*var_1_2_Pointer) [L64] EXPR (((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer))) [L64] EXPR \read(*var_1_2_Pointer) [L64] EXPR (((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer))) [L64] (*(var_1_10_Pointer)) = (((((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer))))) [L65] EXPR \read(*var_1_6_Pointer) [L65] EXPR \read(*var_1_14_Pointer) [L65] signed long int stepLocal_1 = (*(var_1_6_Pointer)) / (*(var_1_14_Pointer)); [L66] COND FALSE !(stepLocal_1 < -100) [L69] EXPR \read(*var_1_15_Pointer) [L69] EXPR (*(var_1_15_Pointer)) && (*(var_1_16_Pointer)) [L69] (*(var_1_13_Pointer)) = ((*(var_1_15_Pointer)) && (*(var_1_16_Pointer))) [L71] EXPR \read(*var_1_8_Pointer) [L71] (*(var_1_17_Pointer)) = (*(var_1_8_Pointer)) [L72] EXPR \read(*var_1_13_Pointer) [L72] COND TRUE ! (*(var_1_13_Pointer)) [L73] EXPR \read(*var_1_5_Pointer) [L73] EXPR \read(*var_1_6_Pointer) [L73] EXPR (((*(var_1_6_Pointer))) > (1)) ? ((*(var_1_6_Pointer))) : (1) [L73] EXPR \read(*var_1_6_Pointer) [L73] EXPR (((*(var_1_6_Pointer))) > (1)) ? ((*(var_1_6_Pointer))) : (1) [L73] (*(var_1_11_Pointer)) = ((*(var_1_5_Pointer)) + ((((((*(var_1_6_Pointer))) > (1)) ? ((*(var_1_6_Pointer))) : (1))) + 64)) [L119] RET step() [L120] CALL, EXPR property() [L110] EXPR \read(*var_1_1_Pointer) [L110] EXPR \read(*var_1_2_Pointer) [L110] EXPR \read(*var_1_3_Pointer) [L110] EXPR \read(*var_1_4_Pointer) [L110] EXPR \read(*var_1_5_Pointer) [L110] EXPR \read(*var_1_6_Pointer) [L110] EXPR (((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer)))) [L110] EXPR \read(*var_1_4_Pointer) [L110] EXPR (((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer)))) [L110] EXPR ((*(var_1_1_Pointer)) == ((signed char) (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))))) && ((((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer))))) [L110] EXPR \read(*var_1_5_Pointer) [L110] EXPR \read(*var_1_6_Pointer) [L110] EXPR \read(*var_1_3_Pointer) [L110] EXPR (*(var_1_6_Pointer)) & (*(var_1_3_Pointer)) [L110] EXPR \read(*var_1_4_Pointer) [L110] EXPR (((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer)))) [L110] EXPR \read(*var_1_7_Pointer) [L110] EXPR \read(*var_1_9_Pointer) [L110] EXPR (((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer)))) [L110] EXPR ((*(var_1_1_Pointer)) == ((signed char) (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))))) && ((((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer))))) [L110] EXPR (((*(var_1_1_Pointer)) == ((signed char) (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))))) && ((((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer)))))) && ((*(var_1_10_Pointer)) == ((signed short int) (((((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer))))))) [L110] EXPR ((((*(var_1_1_Pointer)) == ((signed char) (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))))) && ((((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer)))))) && ((*(var_1_10_Pointer)) == ((signed short int) (((((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer)))))))) && ((! (*(var_1_13_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned short int) ((*(var_1_5_Pointer)) + ((((((*(var_1_6_Pointer))) > (1)) ? ((*(var_1_6_Pointer))) : (1))) + 64)))) : 1) [L110] EXPR (((((*(var_1_1_Pointer)) == ((signed char) (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))))) && ((((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer)))))) && ((*(var_1_10_Pointer)) == ((signed short int) (((((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer)))))))) && ((! (*(var_1_13_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned short int) ((*(var_1_5_Pointer)) + ((((((*(var_1_6_Pointer))) > (1)) ? ((*(var_1_6_Pointer))) : (1))) + 64)))) : 1)) && ((((*(var_1_6_Pointer)) / (*(var_1_14_Pointer))) < -100) ? ((*(var_1_13_Pointer)) == ((unsigned char) (! (! (! (*(var_1_15_Pointer))))))) : ((*(var_1_13_Pointer)) == ((unsigned char) ((*(var_1_15_Pointer)) && (*(var_1_16_Pointer)))))) [L110] EXPR ((((((*(var_1_1_Pointer)) == ((signed char) (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))))) && ((((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer)))))) && ((*(var_1_10_Pointer)) == ((signed short int) (((((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer)))))))) && ((! (*(var_1_13_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned short int) ((*(var_1_5_Pointer)) + ((((((*(var_1_6_Pointer))) > (1)) ? ((*(var_1_6_Pointer))) : (1))) + 64)))) : 1)) && ((((*(var_1_6_Pointer)) / (*(var_1_14_Pointer))) < -100) ? ((*(var_1_13_Pointer)) == ((unsigned char) (! (! (! (*(var_1_15_Pointer))))))) : ((*(var_1_13_Pointer)) == ((unsigned char) ((*(var_1_15_Pointer)) && (*(var_1_16_Pointer))))))) && ((*(var_1_17_Pointer)) == ((float) (*(var_1_8_Pointer)))) [L110-L111] return ((((((*(var_1_1_Pointer)) == ((signed char) (((*(var_1_2_Pointer)) + (*(var_1_3_Pointer))) - (((((*(var_1_4_Pointer))) > (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))) ? ((*(var_1_4_Pointer))) : (((*(var_1_5_Pointer)) + (*(var_1_6_Pointer))))))))) && ((((~ (*(var_1_5_Pointer))) * ((*(var_1_6_Pointer)) & (*(var_1_3_Pointer)))) >= (*(var_1_4_Pointer))) ? ((*(var_1_7_Pointer)) == ((double) (*(var_1_8_Pointer)))) : ((*(var_1_7_Pointer)) == ((double) (*(var_1_9_Pointer)))))) && ((*(var_1_10_Pointer)) == ((signed short int) (((((*(var_1_2_Pointer))) < 0 ) ? -((*(var_1_2_Pointer))) : ((*(var_1_2_Pointer)))))))) && ((! (*(var_1_13_Pointer))) ? ((*(var_1_11_Pointer)) == ((unsigned short int) ((*(var_1_5_Pointer)) + ((((((*(var_1_6_Pointer))) > (1)) ? ((*(var_1_6_Pointer))) : (1))) + 64)))) : 1)) && ((((*(var_1_6_Pointer)) / (*(var_1_14_Pointer))) < -100) ? ((*(var_1_13_Pointer)) == ((unsigned char) (! (! (! (*(var_1_15_Pointer))))))) : ((*(var_1_13_Pointer)) == ((unsigned char) ((*(var_1_15_Pointer)) && (*(var_1_16_Pointer))))))) && ((*(var_1_17_Pointer)) == ((float) (*(var_1_8_Pointer)))) ; [L120] RET, EXPR property() [L120] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10={13:0}, var_1_10_Pointer={13:0}, var_1_11={14:0}, var_1_11_Pointer={14:0}, var_1_13={15:0}, var_1_13_Pointer={15:0}, var_1_14={16:0}, var_1_14_Pointer={16:0}, var_1_15={17:0}, var_1_15_Pointer={17:0}, var_1_16={18:0}, var_1_16_Pointer={18:0}, var_1_17={19:0}, var_1_17_Pointer={19:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_2={5:0}, var_1_2_Pointer={5:0}, var_1_3={6:0}, var_1_3_Pointer={6:0}, var_1_4={7:0}, var_1_4_Pointer={7:0}, var_1_5={8:0}, var_1_5_Pointer={8:0}, var_1_6={9:0}, var_1_6_Pointer={9:0}, var_1_7={10:0}, var_1_7_Pointer={10:0}, var_1_8={11:0}, var_1_8_Pointer={11:0}, var_1_9={12:0}, var_1_9_Pointer={12:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 1, TraceHistogramMax: 19, 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=47occurred 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, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 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 [2023-12-02 14:37:46,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/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 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_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/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_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/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 e0591871f2ff833ee138d20870c79176760037c48f330bc5791f7462916d2248 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 14:37:48,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 14:37:48,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 14:37:48,667 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 14:37:48,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 14:37:48,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 14:37:48,698 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 14:37:48,699 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 14:37:48,700 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 14:37:48,701 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 14:37:48,702 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 14:37:48,702 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 14:37:48,703 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 14:37:48,704 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 14:37:48,704 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 14:37:48,705 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 14:37:48,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 14:37:48,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 14:37:48,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 14:37:48,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 14:37:48,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 14:37:48,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 14:37:48,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 14:37:48,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 14:37:48,709 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 14:37:48,710 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 14:37:48,710 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 14:37:48,711 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 14:37:48,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 14:37:48,711 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 14:37:48,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 14:37:48,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 14:37:48,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 14:37:48,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 14:37:48,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:37:48,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 14:37:48,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 14:37:48,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 14:37:48,714 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 14:37:48,714 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 14:37:48,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 14:37:48,715 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 14:37:48,715 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 14:37:48,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 14:37:48,716 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_9497a9ee-4d47-4e61-9d65-d47312493459/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0591871f2ff833ee138d20870c79176760037c48f330bc5791f7462916d2248 [2023-12-02 14:37:49,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 14:37:49,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 14:37:49,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 14:37:49,073 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 14:37:49,073 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 14:37:49,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i [2023-12-02 14:37:52,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 14:37:52,363 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 14:37:52,364 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i [2023-12-02 14:37:52,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data/2902bb8c1/4d0a6f40bcbe4d819925e726fd4e3a94/FLAGd40ad95f6 [2023-12-02 14:37:52,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/data/2902bb8c1/4d0a6f40bcbe4d819925e726fd4e3a94 [2023-12-02 14:37:52,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 14:37:52,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 14:37:52,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 14:37:52,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 14:37:52,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 14:37:52,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@193a3593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52, skipping insertion in model container [2023-12-02 14:37:52,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,430 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 14:37:52,569 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_9497a9ee-4d47-4e61-9d65-d47312493459/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i[916,929] [2023-12-02 14:37:52,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:37:52,644 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 14:37:52,656 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_9497a9ee-4d47-4e61-9d65-d47312493459/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-92.i[916,929] [2023-12-02 14:37:52,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 14:37:52,717 INFO L206 MainTranslator]: Completed translation [2023-12-02 14:37:52,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52 WrapperNode [2023-12-02 14:37:52,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 14:37:52,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 14:37:52,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 14:37:52,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 14:37:52,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,784 INFO L138 Inliner]: procedures = 36, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 424 [2023-12-02 14:37:52,785 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 14:37:52,786 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 14:37:52,786 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 14:37:52,786 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 14:37:52,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,850 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 14:37:52,851 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 14:37:52,851 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 14:37:52,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 14:37:52,852 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (1/1) ... [2023-12-02 14:37:52,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 14:37:52,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:37:52,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 14:37:52,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 14:37:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 14:37:52,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 14:37:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 14:37:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 14:37:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-02 14:37:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 14:37:52,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-02 14:37:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-02 14:37:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-12-02 14:37:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-02 14:37:52,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-02 14:37:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 14:37:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 14:37:52,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 14:37:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 14:37:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 14:37:52,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-12-02 14:37:53,102 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 14:37:53,104 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 14:37:54,321 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 14:37:54,399 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 14:37:54,399 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 14:37:54,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:54 BoogieIcfgContainer [2023-12-02 14:37:54,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 14:37:54,403 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 14:37:54,404 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 14:37:54,407 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 14:37:54,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:37:52" (1/3) ... [2023-12-02 14:37:54,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ecdad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:37:54, skipping insertion in model container [2023-12-02 14:37:54,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:37:52" (2/3) ... [2023-12-02 14:37:54,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66ecdad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:37:54, skipping insertion in model container [2023-12-02 14:37:54,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:37:54" (3/3) ... [2023-12-02 14:37:54,411 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-92.i [2023-12-02 14:37:54,433 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 14:37:54,433 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 14:37:54,484 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 14:37:54,490 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;@52f409a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 14:37:54,491 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 14:37:54,496 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 76 states have (on average 1.394736842105263) internal successors, (106), 77 states have internal predecessors, (106), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 14:37:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 14:37:54,515 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:37:54,515 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:37:54,516 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:37:54,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:37:54,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1053809131, now seen corresponding path program 1 times [2023-12-02 14:37:54,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:37:54,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676853000] [2023-12-02 14:37:54,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:37:54,536 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 [2023-12-02 14:37:54,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:37:54,538 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:37:54,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:37:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:37:55,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 14:37:55,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:37:55,195 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-12-02 14:37:55,195 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:37:55,196 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:37:55,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1676853000] [2023-12-02 14:37:55,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1676853000] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:37:55,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:37:55,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 14:37:55,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114523305] [2023-12-02 14:37:55,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:37:55,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 14:37:55,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:37:55,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 14:37:55,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:37:55,240 INFO L87 Difference]: Start difference. First operand has 98 states, 76 states have (on average 1.394736842105263) internal successors, (106), 77 states have internal predecessors, (106), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 14:37:55,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:37:55,307 INFO L93 Difference]: Finished difference Result 193 states and 305 transitions. [2023-12-02 14:37:55,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 14:37:55,310 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 146 [2023-12-02 14:37:55,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:37:55,318 INFO L225 Difference]: With dead ends: 193 [2023-12-02 14:37:55,319 INFO L226 Difference]: Without dead ends: 96 [2023-12-02 14:37:55,323 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 14:37:55,328 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 14:37:55,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 14:37:55,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2023-12-02 14:37:55,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2023-12-02 14:37:55,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 75 states have (on average 1.3466666666666667) internal successors, (101), 75 states have internal predecessors, (101), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 14:37:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2023-12-02 14:37:55,375 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 146 [2023-12-02 14:37:55,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:37:55,375 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2023-12-02 14:37:55,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 14:37:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2023-12-02 14:37:55,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 14:37:55,379 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:37:55,379 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:37:55,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:37:55,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:37:55,581 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:37:55,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:37:55,582 INFO L85 PathProgramCache]: Analyzing trace with hash -395341965, now seen corresponding path program 1 times [2023-12-02 14:37:55,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:37:55,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390984197] [2023-12-02 14:37:55,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:37:55,584 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 [2023-12-02 14:37:55,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:37:55,586 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:37:55,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 14:37:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:37:56,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 14:37:56,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:37:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2023-12-02 14:37:56,237 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:37:56,237 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:37:56,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390984197] [2023-12-02 14:37:56,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [390984197] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:37:56,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:37:56,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 14:37:56,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361802640] [2023-12-02 14:37:56,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:37:56,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 14:37:56,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:37:56,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 14:37:56,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 14:37:56,257 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 14:37:56,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:37:56,433 INFO L93 Difference]: Finished difference Result 197 states and 286 transitions. [2023-12-02 14:37:56,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 14:37:56,434 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 146 [2023-12-02 14:37:56,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:37:56,437 INFO L225 Difference]: With dead ends: 197 [2023-12-02 14:37:56,437 INFO L226 Difference]: Without dead ends: 102 [2023-12-02 14:37:56,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 14:37:56,440 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 10 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 14:37:56,441 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 394 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 14:37:56,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-12-02 14:37:56,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 98. [2023-12-02 14:37:56,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 77 states have (on average 1.3376623376623376) internal successors, (103), 77 states have internal predecessors, (103), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 14:37:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 141 transitions. [2023-12-02 14:37:56,460 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 141 transitions. Word has length 146 [2023-12-02 14:37:56,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:37:56,461 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 141 transitions. [2023-12-02 14:37:56,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 14:37:56,462 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 141 transitions. [2023-12-02 14:37:56,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 14:37:56,465 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:37:56,465 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:37:56,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 14:37:56,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:37:56,668 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:37:56,669 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:37:56,669 INFO L85 PathProgramCache]: Analyzing trace with hash 1483788981, now seen corresponding path program 1 times [2023-12-02 14:37:56,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:37:56,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [607855204] [2023-12-02 14:37:56,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:37:56,670 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 [2023-12-02 14:37:56,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:37:56,672 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:37:56,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 14:37:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:37:57,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 14:37:57,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:37:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-02 14:37:57,264 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 14:37:57,265 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:37:57,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [607855204] [2023-12-02 14:37:57,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [607855204] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 14:37:57,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 14:37:57,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-02 14:37:57,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449185172] [2023-12-02 14:37:57,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 14:37:57,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 14:37:57,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:37:57,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 14:37:57,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-12-02 14:37:57,269 INFO L87 Difference]: Start difference. First operand 98 states and 141 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 14:37:57,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:37:57,632 INFO L93 Difference]: Finished difference Result 220 states and 316 transitions. [2023-12-02 14:37:57,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-02 14:37:57,633 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 146 [2023-12-02 14:37:57,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:37:57,636 INFO L225 Difference]: With dead ends: 220 [2023-12-02 14:37:57,636 INFO L226 Difference]: Without dead ends: 123 [2023-12-02 14:37:57,637 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-12-02 14:37:57,639 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 44 mSDsluCounter, 623 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-02 14:37:57,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 750 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-02 14:37:57,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-12-02 14:37:57,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 106. [2023-12-02 14:37:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 85 states have (on average 1.3058823529411765) internal successors, (111), 85 states have internal predecessors, (111), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 14:37:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 149 transitions. [2023-12-02 14:37:57,653 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 149 transitions. Word has length 146 [2023-12-02 14:37:57,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:37:57,654 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 149 transitions. [2023-12-02 14:37:57,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 14:37:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 149 transitions. [2023-12-02 14:37:57,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 14:37:57,658 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:37:57,658 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:37:57,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 14:37:57,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:37:57,868 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:37:57,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:37:57,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1483848563, now seen corresponding path program 1 times [2023-12-02 14:37:57,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:37:57,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [705116948] [2023-12-02 14:37:57,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:37:57,870 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 [2023-12-02 14:37:57,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:37:57,871 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:37:57,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-02 14:37:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:37:58,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 14:37:58,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:37:59,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 14:38:00,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:01,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:02,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:02,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:03,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:03,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:03,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:04,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:04,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:04,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:05,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:05,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2023-12-02 14:38:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 1 proven. 647 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 14:38:05,189 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:38:05,407 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_143 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_144 (Array (_ BitVec 32) (_ BitVec 32)))) (not (bvslt ((_ sign_extend 24) ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base v_ArrVal_143) c_~var_1_7_Pointer~0.base v_ArrVal_144) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (_ bv0 32)))) is different from false [2023-12-02 14:38:05,434 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:38:05,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [705116948] [2023-12-02 14:38:05,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [705116948] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:38:05,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [830901521] [2023-12-02 14:38:05,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:38:05,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:38:05,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:38:05,437 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:38:05,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 14:38:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:38:06,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 14:38:06,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:38:06,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 14:38:08,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:09,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:10,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:11,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:12,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:12,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:12,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:13,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:13,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:14,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:14,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:14,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-12-02 14:38:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 1 proven. 647 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 14:38:14,650 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:38:14,761 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_188 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_144 (Array (_ BitVec 32) (_ BitVec 32)))) (not (bvslt ((_ sign_extend 24) ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base v_ArrVal_188) c_~var_1_7_Pointer~0.base v_ArrVal_144) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (_ bv0 32)))) is different from false [2023-12-02 14:38:14,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [830901521] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:38:14,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207782918] [2023-12-02 14:38:14,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:38:14,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:38:14,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:38:14,782 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:38:14,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 14:38:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:38:16,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 14:38:16,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:38:16,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 14:38:17,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:18,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:19,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:20,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:21,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:21,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:21,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:22,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:22,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:23,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:23,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 19 [2023-12-02 14:38:23,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-12-02 14:38:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 1 proven. 647 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 14:38:23,551 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:38:23,565 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_234 (Array (_ BitVec 32) (_ BitVec 32)))) (not (bvslt ((_ sign_extend 24) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_234) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (_ bv0 32)))) is different from false [2023-12-02 14:38:23,580 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_233 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_234 (Array (_ BitVec 32) (_ BitVec 32)))) (not (bvslt ((_ sign_extend 24) ((_ extract 7 0) (select (select (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base v_ArrVal_233) c_~var_1_7_Pointer~0.base v_ArrVal_234) c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (_ bv0 32)))) is different from false [2023-12-02 14:38:23,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207782918] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:38:23,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 14:38:23,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 53 [2023-12-02 14:38:23,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755474936] [2023-12-02 14:38:23,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 14:38:23,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2023-12-02 14:38:23,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:38:23,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2023-12-02 14:38:23,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=659, Invalid=2426, Unknown=11, NotChecked=444, Total=3540 [2023-12-02 14:38:23,608 INFO L87 Difference]: Start difference. First operand 106 states and 149 transitions. Second operand has 54 states, 51 states have (on average 4.1568627450980395) internal successors, (212), 50 states have internal predecessors, (212), 33 states have call successors, (57), 33 states have call predecessors, (57), 33 states have return successors, (57), 30 states have call predecessors, (57), 33 states have call successors, (57) [2023-12-02 14:38:29,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:38:29,918 INFO L93 Difference]: Finished difference Result 218 states and 303 transitions. [2023-12-02 14:38:29,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-02 14:38:29,924 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 51 states have (on average 4.1568627450980395) internal successors, (212), 50 states have internal predecessors, (212), 33 states have call successors, (57), 33 states have call predecessors, (57), 33 states have return successors, (57), 30 states have call predecessors, (57), 33 states have call successors, (57) Word has length 146 [2023-12-02 14:38:29,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:38:29,926 INFO L225 Difference]: With dead ends: 218 [2023-12-02 14:38:29,927 INFO L226 Difference]: Without dead ends: 113 [2023-12-02 14:38:29,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 452 SyntacticMatches, 3 SemanticMatches, 68 ConstructedPredicates, 4 IntricatePredicates, 1 DeprecatedPredicates, 1794 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1007, Invalid=3288, Unknown=11, NotChecked=524, Total=4830 [2023-12-02 14:38:29,930 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 373 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 328 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 1272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-12-02 14:38:29,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [373 Valid, 710 Invalid, 1272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 929 Invalid, 15 Unknown, 0 Unchecked, 5.0s Time] [2023-12-02 14:38:29,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2023-12-02 14:38:29,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 110. [2023-12-02 14:38:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 88 states have (on average 1.2840909090909092) internal successors, (113), 88 states have internal predecessors, (113), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 14:38:29,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 151 transitions. [2023-12-02 14:38:29,950 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 151 transitions. Word has length 146 [2023-12-02 14:38:29,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:38:29,951 INFO L495 AbstractCegarLoop]: Abstraction has 110 states and 151 transitions. [2023-12-02 14:38:29,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 51 states have (on average 4.1568627450980395) internal successors, (212), 50 states have internal predecessors, (212), 33 states have call successors, (57), 33 states have call predecessors, (57), 33 states have return successors, (57), 30 states have call predecessors, (57), 33 states have call successors, (57) [2023-12-02 14:38:29,952 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2023-12-02 14:38:29,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 14:38:29,954 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:38:29,954 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:38:29,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-12-02 14:38:30,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 14:38:30,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 14:38:30,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:38:30,555 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:38:30,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:38:30,556 INFO L85 PathProgramCache]: Analyzing trace with hash 666200113, now seen corresponding path program 1 times [2023-12-02 14:38:30,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:38:30,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [802216343] [2023-12-02 14:38:30,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:38:30,557 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 [2023-12-02 14:38:30,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:38:30,558 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:38:30,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-12-02 14:38:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:38:31,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 14:38:31,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:38:34,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 14:38:35,771 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:36,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:36,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:37,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2023-12-02 14:38:38,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2023-12-02 14:38:38,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2023-12-02 14:38:38,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2023-12-02 14:38:39,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2023-12-02 14:38:40,025 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 1 proven. 551 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 14:38:40,026 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:38:44,111 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:38:44,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [802216343] [2023-12-02 14:38:44,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [802216343] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:38:44,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [562086827] [2023-12-02 14:38:44,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:38:44,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:38:44,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:38:44,113 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:38:44,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 14:38:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:38:45,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 14:38:45,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:38:50,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 14:38:53,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:53,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:54,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:56,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:56,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:57,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:57,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:38:58,432 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 14:38:58,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 48 [2023-12-02 14:38:58,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 28 [2023-12-02 14:39:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 1 proven. 551 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 14:39:04,554 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:39:34,598 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_14_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_318 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_14_Pointer~0.base (_ BitVec 32)) (v_ArrVal_319 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_317 (Array (_ BitVec 32) (_ BitVec 32)))) (not (bvslt (let ((.cse0 (store (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base v_ArrVal_317) c_~var_1_7_Pointer~0.base v_ArrVal_318) c_~var_1_10_Pointer~0.base v_ArrVal_319))) (bvsdiv ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_6_Pointer~0.base) c_~var_1_6_Pointer~0.offset))) ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 ~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset))))) (_ bv4294967196 32)))) is different from false [2023-12-02 14:39:34,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [562086827] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:39:34,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476173212] [2023-12-02 14:39:34,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:39:34,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:39:34,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:39:34,819 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:39:34,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 14:39:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:39:36,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 14:39:36,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:39:46,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 14:39:52,595 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:39:54,926 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:39:57,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:40:00,200 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:40:02,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:40:04,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:40:05,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:40:06,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:40:07,814 INFO L349 Elim1Store]: treesize reduction 29, result has 3.3 percent of original size [2023-12-02 14:40:07,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 26 [2023-12-02 14:40:07,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2023-12-02 14:40:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 1 proven. 551 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 14:40:07,885 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:40:14,362 WARN L854 $PredicateComparison]: unable to prove that (forall ((~var_1_14_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_361 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_14_Pointer~0.base (_ BitVec 32)) (v_ArrVal_319 (Array (_ BitVec 32) (_ BitVec 32)))) (not (bvslt (let ((.cse0 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_361) c_~var_1_10_Pointer~0.base v_ArrVal_319))) (bvsdiv ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_6_Pointer~0.base) c_~var_1_6_Pointer~0.offset))) ((_ zero_extend 16) ((_ extract 15 0) (select (select .cse0 ~var_1_14_Pointer~0.base) ~var_1_14_Pointer~0.offset))))) (_ bv4294967196 32)))) is different from false [2023-12-02 14:40:44,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [476173212] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:40:44,073 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 14:40:44,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15, 15] total 47 [2023-12-02 14:40:44,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574585033] [2023-12-02 14:40:44,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 14:40:44,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-12-02 14:40:44,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:40:44,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-12-02 14:40:44,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=2549, Unknown=69, NotChecked=214, Total=3192 [2023-12-02 14:40:44,079 INFO L87 Difference]: Start difference. First operand 110 states and 151 transitions. Second operand has 48 states, 44 states have (on average 4.340909090909091) internal successors, (191), 42 states have internal predecessors, (191), 24 states have call successors, (57), 24 states have call predecessors, (57), 24 states have return successors, (57), 21 states have call predecessors, (57), 24 states have call successors, (57) [2023-12-02 14:41:16,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:41:20,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:41:30,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:41:30,863 INFO L93 Difference]: Finished difference Result 269 states and 361 transitions. [2023-12-02 14:41:30,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-02 14:41:30,872 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 44 states have (on average 4.340909090909091) internal successors, (191), 42 states have internal predecessors, (191), 24 states have call successors, (57), 24 states have call predecessors, (57), 24 states have return successors, (57), 21 states have call predecessors, (57), 24 states have call successors, (57) Word has length 146 [2023-12-02 14:41:30,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:41:30,874 INFO L225 Difference]: With dead ends: 269 [2023-12-02 14:41:30,874 INFO L226 Difference]: Without dead ends: 160 [2023-12-02 14:41:30,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 457 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 1413 ImplicationChecksByTransitivity, 103.5s TimeCoverageRelationStatistics Valid=992, Invalid=4203, Unknown=69, NotChecked=286, Total=5550 [2023-12-02 14:41:30,877 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 1061 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 1849 mSolverCounterSat, 296 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 950 SdHoareTripleChecker+Invalid, 2152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1849 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.1s IncrementalHoareTripleChecker+Time [2023-12-02 14:41:30,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1061 Valid, 950 Invalid, 2152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1849 Invalid, 7 Unknown, 0 Unchecked, 34.1s Time] [2023-12-02 14:41:30,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-12-02 14:41:30,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 118. [2023-12-02 14:41:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 94 states have (on average 1.2553191489361701) internal successors, (118), 94 states have internal predecessors, (118), 19 states have call successors, (19), 4 states have call predecessors, (19), 4 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 14:41:30,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 156 transitions. [2023-12-02 14:41:30,907 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 156 transitions. Word has length 146 [2023-12-02 14:41:30,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:41:30,908 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 156 transitions. [2023-12-02 14:41:30,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 44 states have (on average 4.340909090909091) internal successors, (191), 42 states have internal predecessors, (191), 24 states have call successors, (57), 24 states have call predecessors, (57), 24 states have return successors, (57), 21 states have call predecessors, (57), 24 states have call successors, (57) [2023-12-02 14:41:30,908 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2023-12-02 14:41:30,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 14:41:30,910 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:41:30,911 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:41:30,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 14:41:31,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 14:41:31,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-12-02 14:41:31,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:41:31,512 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:41:31,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:41:31,512 INFO L85 PathProgramCache]: Analyzing trace with hash 775991979, now seen corresponding path program 1 times [2023-12-02 14:41:31,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:41:31,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1745488818] [2023-12-02 14:41:31,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:31,513 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 [2023-12-02 14:41:31,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:41:31,514 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:41:31,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 (11)] Waiting until timeout for monitored process [2023-12-02 14:41:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:32,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 14:41:32,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:42,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:41:43,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:41:44,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:41:44,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:41:44,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 21 [2023-12-02 14:41:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-12-02 14:41:44,547 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:41:44,714 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_401 (Array (_ BitVec 32) (_ BitVec 32)))) (= ((_ extract 7 0) (select (select (store |c_#memory_int| c_~var_1_10_Pointer~0.base v_ArrVal_401) c_~var_1_15_Pointer~0.base) c_~var_1_15_Pointer~0.offset)) (_ bv0 8))) is different from false [2023-12-02 14:41:45,352 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:41:45,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1745488818] [2023-12-02 14:41:45,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1745488818] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:41:45,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1230844111] [2023-12-02 14:41:45,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:41:45,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:41:45,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:41:45,354 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:41:45,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-02 14:41:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:41:46,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 14:41:46,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:41:52,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 14:42:02,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2023-12-02 14:42:09,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2023-12-02 14:42:21,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 53 [2023-12-02 14:42:33,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2023-12-02 14:42:38,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2023-12-02 14:42:42,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2023-12-02 14:42:48,590 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2023-12-02 14:42:53,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 60 [2023-12-02 14:42:59,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 70 [2023-12-02 14:42:59,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 52 [2023-12-02 14:43:06,558 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 21 proven. 639 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 14:43:06,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:43:07,406 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_445 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 (store |c_#memory_int| c_~var_1_1_Pointer~0.base v_ArrVal_445))) (bvsge (bvmul (bvnot ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_5_Pointer~0.base) c_~var_1_5_Pointer~0.offset)))) (bvand ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_6_Pointer~0.base) c_~var_1_6_Pointer~0.offset))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset))))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_4_Pointer~0.base) c_~var_1_4_Pointer~0.offset))))))) is different from false [2023-12-02 14:43:11,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1230844111] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:43:11,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [937620664] [2023-12-02 14:43:11,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:43:11,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:43:11,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:43:11,578 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:43:11,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-12-02 14:43:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:43:12,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 14:43:12,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:43:24,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-12-02 14:43:30,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:43:31,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:43:32,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-12-02 14:43:34,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 14:43:34,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-12-02 14:43:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-12-02 14:43:35,745 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:43:40,628 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 24) (_ bv0 8)))) (let ((.cse0 ((_ extract 7 0) .cse3))) (and (forall ((v_ArrVal_483 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store |c_#memory_int| c_~var_1_10_Pointer~0.base v_ArrVal_483))) (or (forall ((v_ArrVal_486 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_13_Pointer~0.offset (_ BitVec 32))) (= .cse0 ((_ extract 7 0) (select (select (store (store .cse1 c_~var_1_13_Pointer~0.base (store (select .cse1 c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset ((_ sign_extend 24) (_ bv1 8)))) c_~var_1_17_Pointer~0.base v_ArrVal_486) c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset)))) (= ((_ extract 7 0) (select (select .cse1 c_~var_1_16_Pointer~0.base) c_~var_1_16_Pointer~0.offset)) (_ bv0 8))))) (forall ((v_ArrVal_483 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store |c_#memory_int| c_~var_1_10_Pointer~0.base v_ArrVal_483))) (or (not (= ((_ extract 7 0) (select (select .cse2 c_~var_1_16_Pointer~0.base) c_~var_1_16_Pointer~0.offset)) (_ bv0 8))) (forall ((v_ArrVal_486 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_13_Pointer~0.offset (_ BitVec 32))) (= .cse0 ((_ extract 7 0) (select (select (store (store .cse2 c_~var_1_13_Pointer~0.base (store (select .cse2 c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset .cse3)) c_~var_1_17_Pointer~0.base v_ArrVal_486) c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset)))))))))) is different from false [2023-12-02 14:43:40,843 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 24) (_ bv0 8)))) (let ((.cse1 ((_ extract 7 0) .cse3))) (and (forall ((v_ArrVal_482 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_483 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_482) c_~var_1_10_Pointer~0.base v_ArrVal_483))) (or (forall ((v_ArrVal_486 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_13_Pointer~0.offset (_ BitVec 32))) (= ((_ extract 7 0) (select (select (store (store .cse0 c_~var_1_13_Pointer~0.base (store (select .cse0 c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset ((_ sign_extend 24) (_ bv1 8)))) c_~var_1_17_Pointer~0.base v_ArrVal_486) c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset)) .cse1)) (= ((_ extract 7 0) (select (select .cse0 c_~var_1_16_Pointer~0.base) c_~var_1_16_Pointer~0.offset)) (_ bv0 8))))) (forall ((v_ArrVal_482 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_483 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store |c_#memory_int| c_~var_1_7_Pointer~0.base v_ArrVal_482) c_~var_1_10_Pointer~0.base v_ArrVal_483))) (or (not (= ((_ extract 7 0) (select (select .cse2 c_~var_1_16_Pointer~0.base) c_~var_1_16_Pointer~0.offset)) (_ bv0 8))) (forall ((v_ArrVal_486 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_13_Pointer~0.offset (_ BitVec 32))) (= ((_ extract 7 0) (select (select (store (store .cse2 c_~var_1_13_Pointer~0.base (store (select .cse2 c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset .cse3)) c_~var_1_17_Pointer~0.base v_ArrVal_486) c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset)) .cse1)))))))) is different from false [2023-12-02 14:43:40,933 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ sign_extend 24) (_ bv0 8)))) (let ((.cse0 ((_ extract 7 0) .cse3))) (and (forall ((v_ArrVal_482 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_483 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_481 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base v_ArrVal_481) c_~var_1_7_Pointer~0.base v_ArrVal_482) c_~var_1_10_Pointer~0.base v_ArrVal_483))) (or (forall ((v_ArrVal_486 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_13_Pointer~0.offset (_ BitVec 32))) (= .cse0 ((_ extract 7 0) (select (select (store (store .cse1 c_~var_1_13_Pointer~0.base (store (select .cse1 c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset ((_ sign_extend 24) (_ bv1 8)))) c_~var_1_17_Pointer~0.base v_ArrVal_486) c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset)))) (= ((_ extract 7 0) (select (select .cse1 c_~var_1_16_Pointer~0.base) c_~var_1_16_Pointer~0.offset)) (_ bv0 8))))) (forall ((v_ArrVal_482 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_483 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_481 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse2 (store (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base v_ArrVal_481) c_~var_1_7_Pointer~0.base v_ArrVal_482) c_~var_1_10_Pointer~0.base v_ArrVal_483))) (or (not (= ((_ extract 7 0) (select (select .cse2 c_~var_1_16_Pointer~0.base) c_~var_1_16_Pointer~0.offset)) (_ bv0 8))) (forall ((v_ArrVal_486 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_13_Pointer~0.offset (_ BitVec 32))) (= .cse0 ((_ extract 7 0) (select (select (store (store .cse2 c_~var_1_13_Pointer~0.base (store (select .cse2 c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset .cse3)) c_~var_1_17_Pointer~0.base v_ArrVal_486) c_~var_1_13_Pointer~0.base) ~var_1_13_Pointer~0.offset)))))))))) is different from false [2023-12-02 14:43:42,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [937620664] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:43:42,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 14:43:42,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 45, 13] total 68 [2023-12-02 14:43:42,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099267290] [2023-12-02 14:43:42,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 14:43:42,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2023-12-02 14:43:42,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:43:42,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2023-12-02 14:43:42,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=305, Invalid=5829, Unknown=48, NotChecked=790, Total=6972 [2023-12-02 14:43:42,306 INFO L87 Difference]: Start difference. First operand 118 states and 156 transitions. Second operand has 69 states, 60 states have (on average 3.05) internal successors, (183), 52 states have internal predecessors, (183), 19 states have call successors, (57), 19 states have call predecessors, (57), 19 states have return successors, (57), 18 states have call predecessors, (57), 19 states have call successors, (57) [2023-12-02 14:43:46,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:45:55,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 14:46:09,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 14:46:09,982 INFO L93 Difference]: Finished difference Result 298 states and 370 transitions. [2023-12-02 14:46:09,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2023-12-02 14:46:09,984 INFO L78 Accepts]: Start accepts. Automaton has has 69 states, 60 states have (on average 3.05) internal successors, (183), 52 states have internal predecessors, (183), 19 states have call successors, (57), 19 states have call predecessors, (57), 19 states have return successors, (57), 18 states have call predecessors, (57), 19 states have call successors, (57) Word has length 148 [2023-12-02 14:46:09,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 14:46:09,986 INFO L225 Difference]: With dead ends: 298 [2023-12-02 14:46:09,986 INFO L226 Difference]: Without dead ends: 181 [2023-12-02 14:46:09,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 589 GetRequests, 442 SyntacticMatches, 1 SemanticMatches, 146 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 4922 ImplicationChecksByTransitivity, 145.7s TimeCoverageRelationStatistics Valid=2653, Invalid=17625, Unknown=48, NotChecked=1430, Total=21756 [2023-12-02 14:46:09,995 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 747 mSDsluCounter, 1935 mSDsCounter, 0 mSdLazyCounter, 4080 mSolverCounterSat, 386 mSolverCounterUnsat, 47 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 747 SdHoareTripleChecker+Valid, 2009 SdHoareTripleChecker+Invalid, 4513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 386 IncrementalHoareTripleChecker+Valid, 4080 IncrementalHoareTripleChecker+Invalid, 47 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.0s IncrementalHoareTripleChecker+Time [2023-12-02 14:46:09,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [747 Valid, 2009 Invalid, 4513 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [386 Valid, 4080 Invalid, 47 Unknown, 0 Unchecked, 60.0s Time] [2023-12-02 14:46:09,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2023-12-02 14:46:10,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 164. [2023-12-02 14:46:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 128 states have (on average 1.171875) internal successors, (150), 129 states have internal predecessors, (150), 21 states have call successors, (21), 14 states have call predecessors, (21), 14 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-02 14:46:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 192 transitions. [2023-12-02 14:46:10,070 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 192 transitions. Word has length 148 [2023-12-02 14:46:10,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 14:46:10,071 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 192 transitions. [2023-12-02 14:46:10,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 60 states have (on average 3.05) internal successors, (183), 52 states have internal predecessors, (183), 19 states have call successors, (57), 19 states have call predecessors, (57), 19 states have return successors, (57), 18 states have call predecessors, (57), 19 states have call successors, (57) [2023-12-02 14:46:10,071 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 192 transitions. [2023-12-02 14:46:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 14:46:10,073 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 14:46:10,073 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:46:10,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-12-02 14:46:10,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-02 14:46:10,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 (11)] Forceful destruction successful, exit code 0 [2023-12-02 14:46:10,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 14:46:10,674 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 14:46:10,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 14:46:10,675 INFO L85 PathProgramCache]: Analyzing trace with hash -697083760, now seen corresponding path program 1 times [2023-12-02 14:46:10,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 14:46:10,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2072145814] [2023-12-02 14:46:10,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:46:10,676 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 [2023-12-02 14:46:10,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 14:46:10,677 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 14:46:10,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/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 (14)] Waiting until timeout for monitored process [2023-12-02 14:46:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:46:11,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-02 14:46:11,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:46:12,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 14:46:23,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2023-12-02 14:46:34,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2023-12-02 14:46:42,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2023-12-02 14:46:51,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2023-12-02 14:46:59,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 75 [2023-12-02 14:47:03,628 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 75 [2023-12-02 14:47:07,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 75 [2023-12-02 14:47:14,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 75 [2023-12-02 14:47:19,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 75 [2023-12-02 14:47:25,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 96 [2023-12-02 14:47:26,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 113 [2023-12-02 14:47:28,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 113 [2023-12-02 14:47:29,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 113 [2023-12-02 14:47:30,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 113 [2023-12-02 14:47:32,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 113 [2023-12-02 14:47:34,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 74 [2023-12-02 14:47:36,415 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 7 proven. 657 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 14:47:36,415 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:48:34,115 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:48:34,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2072145814] [2023-12-02 14:48:34,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2072145814] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:48:34,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1415082112] [2023-12-02 14:48:34,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:48:34,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:48:34,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:48:34,117 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:48:34,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-02 14:48:35,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:48:35,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 14:48:35,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:48:38,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 14:48:55,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2023-12-02 14:49:19,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2023-12-02 14:49:36,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2023-12-02 14:49:52,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 58 [2023-12-02 14:50:02,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 56 [2023-12-02 14:50:09,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 56 [2023-12-02 14:50:16,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 56 [2023-12-02 14:50:27,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 56 [2023-12-02 14:50:36,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 56 [2023-12-02 14:50:49,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 75 [2023-12-02 14:50:51,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 84 [2023-12-02 14:50:59,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 92 [2023-12-02 14:51:02,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 92 [2023-12-02 14:51:05,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 92 [2023-12-02 14:51:12,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 99 [2023-12-02 14:51:17,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 75 [2023-12-02 14:51:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 6 proven. 654 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 14:51:19,664 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:51:49,507 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_585 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_586 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_587 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_588 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_584 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_1_Pointer~0.offset (_ BitVec 32))) (let ((.cse3 (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base (store (select |c_#memory_int| c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd ((_ sign_extend 24) |c_ULTIMATE.start_step_#t~mem5#1|) (bvneg |c_ULTIMATE.start_step_#t~ite12#1|) ((_ sign_extend 24) |c_ULTIMATE.start_step_#t~mem4#1|)))))) c_~var_1_7_Pointer~0.base v_ArrVal_584))) (let ((.cse2 (store (store (store .cse3 c_~var_1_10_Pointer~0.base v_ArrVal_585) c_~var_1_13_Pointer~0.base v_ArrVal_586) c_~var_1_17_Pointer~0.base v_ArrVal_587))) (let ((.cse1 (store .cse2 c_~var_1_11_Pointer~0.base v_ArrVal_588))) (let ((.cse0 ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_4_Pointer~0.base) c_~var_1_4_Pointer~0.offset))))) (or (not (bvsgt .cse0 (bvadd ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_6_Pointer~0.base) c_~var_1_6_Pointer~0.offset))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_5_Pointer~0.base) c_~var_1_5_Pointer~0.offset)))))) (not (bvsgt ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse2 c_~var_1_6_Pointer~0.base) c_~var_1_6_Pointer~0.offset))) (_ bv1 32))) (= ((_ sign_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse0) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset)))))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset)))) (bvslt ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse3 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (_ bv0 32)))))))) is different from false [2023-12-02 14:51:58,865 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_585 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_586 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_587 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_588 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_584 (Array (_ BitVec 32) (_ BitVec 32))) (~var_1_1_Pointer~0.offset (_ BitVec 32))) (let ((.cse3 (store (store |c_#memory_int| c_~var_1_1_Pointer~0.base (store (select |c_#memory_int| c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (bvneg ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~var_1_4_Pointer~0.base) c_~var_1_4_Pointer~0.offset)))) ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset)))))))) c_~var_1_7_Pointer~0.base v_ArrVal_584))) (let ((.cse2 (store (store (store .cse3 c_~var_1_10_Pointer~0.base v_ArrVal_585) c_~var_1_13_Pointer~0.base v_ArrVal_586) c_~var_1_17_Pointer~0.base v_ArrVal_587))) (let ((.cse0 (store .cse2 c_~var_1_11_Pointer~0.base v_ArrVal_588))) (let ((.cse1 ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_4_Pointer~0.base) c_~var_1_4_Pointer~0.offset))))) (or (= ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_1_Pointer~0.base) ~var_1_1_Pointer~0.offset))) ((_ sign_extend 24) ((_ extract 7 0) (bvadd (bvneg .cse1) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_3_Pointer~0.base) c_~var_1_3_Pointer~0.offset))))))) (not (bvsgt ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse2 c_~var_1_6_Pointer~0.base) c_~var_1_6_Pointer~0.offset))) (_ bv1 32))) (bvslt ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse3 c_~var_1_2_Pointer~0.base) c_~var_1_2_Pointer~0.offset))) (_ bv0 32)) (not (bvsgt .cse1 (bvadd ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_5_Pointer~0.base) c_~var_1_5_Pointer~0.offset))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~var_1_6_Pointer~0.base) c_~var_1_6_Pointer~0.offset)))))))))))) is different from false [2023-12-02 14:51:59,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1415082112] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 14:51:59,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1337327400] [2023-12-02 14:51:59,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:51:59,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:51:59,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:51:59,099 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:51:59,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9497a9ee-4d47-4e61-9d65-d47312493459/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-12-02 14:52:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:52:00,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 14:52:00,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:52:07,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8