./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 10471332ed8d2599b04e210a8f5e1cfca6044f5eaf06c2a8c3075acc10d9721c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:37:16,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:37:16,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 15:37:16,239 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:37:16,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:37:16,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:37:16,266 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:37:16,266 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:37:16,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:37:16,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:37:16,268 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:37:16,269 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:37:16,269 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:37:16,270 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 15:37:16,270 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:37:16,271 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:37:16,271 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 15:37:16,272 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 15:37:16,272 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:37:16,273 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 15:37:16,274 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 15:37:16,274 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 15:37:16,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:37:16,276 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:37:16,276 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:37:16,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 15:37:16,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:37:16,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:37:16,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:37:16,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:37:16,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:37:16,279 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:37:16,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:37:16,280 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:37:16,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:37:16,280 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:37:16,280 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:37:16,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:37:16,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:37:16,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:37:16,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:37:16,281 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 15:37:16,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 15:37:16,282 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:37:16,282 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:37:16,282 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:37:16,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:37:16,283 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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10471332ed8d2599b04e210a8f5e1cfca6044f5eaf06c2a8c3075acc10d9721c [2023-12-02 15:37:16,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:37:16,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:37:16,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:37:16,503 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:37:16,504 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:37:16,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i [2023-12-02 15:37:19,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:37:19,464 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:37:19,464 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i [2023-12-02 15:37:19,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data/50a70f041/fa177decb82b4d40b64cf4d656af71b9/FLAG67165004a [2023-12-02 15:37:19,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data/50a70f041/fa177decb82b4d40b64cf4d656af71b9 [2023-12-02 15:37:19,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:37:19,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:37:19,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:37:19,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:37:19,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:37:19,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14895bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19, skipping insertion in model container [2023-12-02 15:37:19,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:37:19,663 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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i[917,930] [2023-12-02 15:37:19,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:37:19,734 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:37:19,743 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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i[917,930] [2023-12-02 15:37:19,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:37:19,804 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:37:19,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19 WrapperNode [2023-12-02 15:37:19,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:37:19,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:37:19,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:37:19,806 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:37:19,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,832 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,876 INFO L138 Inliner]: procedures = 29, calls = 181, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 512 [2023-12-02 15:37:19,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:37:19,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:37:19,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:37:19,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:37:19,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,922 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,933 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:37:19,934 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:37:19,934 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:37:19,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:37:19,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (1/1) ... [2023-12-02 15:37:19,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:37:19,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:37:19,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:37:19,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:37:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:37:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 15:37:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 15:37:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 15:37:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 15:37:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 15:37:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:37:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:37:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 15:37:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:37:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:37:20,130 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:37:20,132 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:37:20,680 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:37:21,247 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:37:21,247 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:37:21,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:21 BoogieIcfgContainer [2023-12-02 15:37:21,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:37:21,251 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:37:21,251 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:37:21,255 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:37:21,255 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:37:19" (1/3) ... [2023-12-02 15:37:21,256 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15363676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:37:21, skipping insertion in model container [2023-12-02 15:37:21,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:19" (2/3) ... [2023-12-02 15:37:21,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15363676 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:37:21, skipping insertion in model container [2023-12-02 15:37:21,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:21" (3/3) ... [2023-12-02 15:37:21,258 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-56.i [2023-12-02 15:37:21,278 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:37:21,278 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:37:21,329 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:37:21,337 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;@36e8fa55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:37:21,337 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:37:21,341 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 15:37:21,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 15:37:21,352 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:37:21,353 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 15:37:21,354 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:37:21,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:37:21,359 INFO L85 PathProgramCache]: Analyzing trace with hash -830593883, now seen corresponding path program 1 times [2023-12-02 15:37:21,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 15:37:21,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975813120] [2023-12-02 15:37:21,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:37:21,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 15:37:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:37:24,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 15:37:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 15:37:28,135 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 15:37:28,136 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 15:37:28,137 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 15:37:28,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 15:37:28,143 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 15:37:28,146 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 15:37:28,205 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 15:37:28,207 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 15:37:28,208 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-12-02 15:37:28,209 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-12-02 15:37:28,210 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-12-02 15:37:28,212 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-12-02 15:37:28,213 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-12-02 15:37:28,214 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-12-02 15:37:28,215 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 15:37:28,217 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 15:37:28,217 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-12-02 15:37:28,219 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-12-02 15:37:28,219 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-12-02 15:37:28,221 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-12-02 15:37:28,221 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-12-02 15:37:28,222 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-12-02 15:37:28,223 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-12-02 15:37:28,223 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-12-02 15:37:28,223 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-12-02 15:37:28,224 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-12-02 15:37:28,224 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-12-02 15:37:28,224 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 15:37:28,224 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 15:37:28,225 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-12-02 15:37:28,225 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-12-02 15:37:28,226 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 15:37:28,226 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated [2023-12-02 15:37:28,226 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 15:37:28,226 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-12-02 15:37:28,227 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-12-02 15:37:28,227 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-12-02 15:37:28,228 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-12-02 15:37:28,228 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 15:37:28,229 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 15:37:28,229 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-12-02 15:37:28,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-12-02 15:37:28,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-12-02 15:37:28,231 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-12-02 15:37:28,231 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-12-02 15:37:28,231 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-12-02 15:37:28,232 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-12-02 15:37:28,232 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated [2023-12-02 15:37:28,232 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-12-02 15:37:28,233 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-12-02 15:37:28,233 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-12-02 15:37:28,234 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-12-02 15:37:28,234 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-12-02 15:37:28,235 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-12-02 15:37:28,235 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-12-02 15:37:28,236 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-12-02 15:37:28,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:37:28 BoogieIcfgContainer [2023-12-02 15:37:28,259 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 15:37:28,260 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 15:37:28,260 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 15:37:28,260 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 15:37:28,261 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:21" (3/4) ... [2023-12-02 15:37:28,263 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 15:37:28,264 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 15:37:28,265 INFO L158 Benchmark]: Toolchain (without parser) took 8777.95ms. Allocated memory was 136.3MB in the beginning and 492.8MB in the end (delta: 356.5MB). Free memory was 96.8MB in the beginning and 234.9MB in the end (delta: -138.1MB). Peak memory consumption was 222.3MB. Max. memory is 16.1GB. [2023-12-02 15:37:28,265 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 15:37:28,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.47ms. Allocated memory is still 136.3MB. Free memory was 96.8MB in the beginning and 81.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 15:37:28,267 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.25ms. Allocated memory is still 136.3MB. Free memory was 81.1MB in the beginning and 76.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 15:37:28,267 INFO L158 Benchmark]: Boogie Preprocessor took 55.90ms. Allocated memory is still 136.3MB. Free memory was 76.5MB in the beginning and 72.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 15:37:28,268 INFO L158 Benchmark]: RCFGBuilder took 1315.18ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 72.8MB in the beginning and 73.9MB in the end (delta: -1.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2023-12-02 15:37:28,269 INFO L158 Benchmark]: TraceAbstraction took 7007.77ms. Allocated memory was 180.4MB in the beginning and 492.8MB in the end (delta: 312.5MB). Free memory was 72.8MB in the beginning and 236.0MB in the end (delta: -163.1MB). Peak memory consumption was 229.0MB. Max. memory is 16.1GB. [2023-12-02 15:37:28,270 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 492.8MB. Free memory was 236.0MB in the beginning and 234.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 15:37:28,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 104.9MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.47ms. Allocated memory is still 136.3MB. Free memory was 96.8MB in the beginning and 81.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.25ms. Allocated memory is still 136.3MB. Free memory was 81.1MB in the beginning and 76.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.90ms. Allocated memory is still 136.3MB. Free memory was 76.5MB in the beginning and 72.8MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1315.18ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 72.8MB in the beginning and 73.9MB in the end (delta: -1.0MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * TraceAbstraction took 7007.77ms. Allocated memory was 180.4MB in the beginning and 492.8MB in the end (delta: 312.5MB). Free memory was 72.8MB in the beginning and 236.0MB in the end (delta: -163.1MB). Peak memory consumption was 229.0MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 492.8MB. Free memory was 236.0MB in the beginning and 234.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 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 Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 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 118, overapproximation of shiftRight at line 52, overapproximation of shiftLeft at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[5] = { 0, 0, 0, 0, 1 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1]); [L27] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer = &(BOOL_unsigned_char_Array_0[2]); [L28] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer = &(BOOL_unsigned_char_Array_0[3]); [L29] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer = &(BOOL_unsigned_char_Array_0[4]); [L30-L32] double double_Array_0[2] = { 10.5, 99.25 }; [L33] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L34] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L35-L37] signed char signed_char_Array_0[1] = { 0 }; [L38] signed char* signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer = &(signed_char_Array_0[0]); [L39-L41] unsigned char unsigned_char_Array_0[2][3] = { {8, 64, 128}, {2, 16, 1} }; [L42] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0][0]); [L43] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1][0]); [L44] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer = &(unsigned_char_Array_0[0][1]); [L45] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer = &(unsigned_char_Array_0[1][1]); [L46] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer = &(unsigned_char_Array_0[0][2]); [L47] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer = &(unsigned_char_Array_0[1][2]); [L48] unsigned char last_1_unsigned_char_Array_0_0__1_ = 64; [L122] isInitial = 1 [L123] FCALL initially() [L124] COND TRUE 1 [L125] CALL updateLastVariables() [L115] EXPR unsigned_char_Array_0[0][1] [L115] last_1_unsigned_char_Array_0_0__1_ = unsigned_char_Array_0[0][1] [L125] RET updateLastVariables() [L126] CALL updateVariables() [L84] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L85] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L85] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L86] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L86] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L87] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L88] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L88] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L89] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L89] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L90] BOOL_unsigned_char_Array_0[3] = __VERIFIER_nondet_uchar() [L91] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L91] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L92] EXPR BOOL_unsigned_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L92] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[3] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L93] BOOL_unsigned_char_Array_0[4] = __VERIFIER_nondet_uchar() [L94] EXPR BOOL_unsigned_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L94] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[4] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L95] EXPR BOOL_unsigned_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L95] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[4] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[4] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L96] double_Array_0[1] = __VERIFIER_nondet_double() [L97] EXPR double_Array_0[1] [L97] EXPR double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F [L97] EXPR (double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) [L97] EXPR double_Array_0[1] [L97] EXPR double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F [L97] EXPR double_Array_0[1] [L97] EXPR double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F [L97] EXPR (double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L97] CALL assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((double_Array_0[1] >= -922337.2036854765600e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 9223372.036854765600e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L98] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L99] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L99] CALL assume_abort_if_not(signed_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(signed_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L100] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L100] CALL assume_abort_if_not(signed_char_Array_0[0] <= 16) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(signed_char_Array_0[0] <= 16) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L101] unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L102] EXPR unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L102] CALL assume_abort_if_not(unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L103] EXPR unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L103] CALL assume_abort_if_not(unsigned_char_Array_0[0][0] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(unsigned_char_Array_0[0][0] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L104] unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L105] EXPR unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L105] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L106] EXPR unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L106] CALL assume_abort_if_not(unsigned_char_Array_0[1][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(unsigned_char_Array_0[1][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L107] unsigned_char_Array_0[1][1] = __VERIFIER_nondet_uchar() [L108] EXPR unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L108] CALL assume_abort_if_not(unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(unsigned_char_Array_0[1][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L109] EXPR unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L109] CALL assume_abort_if_not(unsigned_char_Array_0[1][1] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(unsigned_char_Array_0[1][1] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L110] unsigned_char_Array_0[0][2] = __VERIFIER_nondet_uchar() [L111] EXPR unsigned_char_Array_0[0][2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L111] CALL assume_abort_if_not(unsigned_char_Array_0[0][2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(unsigned_char_Array_0[0][2] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L112] EXPR unsigned_char_Array_0[0][2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L112] CALL assume_abort_if_not(unsigned_char_Array_0[0][2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(unsigned_char_Array_0[0][2] <= 254) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L126] RET updateVariables() [L127] CALL step() [L52] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L52] EXPR last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) [L52] COND FALSE !((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) [L55] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer) [L55] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L55] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) [L55] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L55] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) [L55] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L55] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L55] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L55] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L55] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L55] (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) = ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))) [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer) [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L57] COND FALSE !(((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L60] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L60] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) [L60] COND TRUE (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer) [L61] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L61] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L61] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) [L61] COND FALSE !((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) [L68] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer) [L68] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) [L73] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L73] unsigned char stepLocal_1 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)); [L74] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) [L74] unsigned char stepLocal_0 = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)); [L75] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) [L75] COND TRUE (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) [L76] stepLocal_0 || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) [L76] COND TRUE stepLocal_0 || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) [L77] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer) [L77] COND TRUE stepLocal_1 > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer)) [L78] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L78] (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) = (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) [L127] RET step() [L128] CALL, EXPR property() [L118] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L118] EXPR last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) [L118] EXPR ((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) [L118] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer) [L118] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer) [L118] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L118] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) [L118] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L118] EXPR (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) [L118] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L118] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L118] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L118] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L118] EXPR ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L118] EXPR ((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) [L118] EXPR (((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1) : 1) [L118] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) [L118] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1) : 1 [L118] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) [L118] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) [L118] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1 [L118] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer) [L118] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer) [L118] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1 [L118] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L118] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L118] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1 [L118] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1 [L118] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1) : 1 [L118] EXPR (((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1) : 1) [L118] EXPR ((((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer)))) : 1) [L118] EXPR (((((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer)))) : 1)) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) 1))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer))))) [L118-L119] return (((((last_1_unsigned_char_Array_0_0__1_ >> (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) >= last_1_unsigned_char_Array_0_0__1_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer)) - (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) == ((unsigned char) ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) < ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))))) + ((((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1)) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))))) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : 1) : 1)) && ((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer))) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer)))) : 1)) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer)) >= ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) << (*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) 1))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer))))) ; [L128] RET, EXPR property() [L128] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=0, cond=0, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:4}, \old(cond)=0, cond=0, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, isInitial=1, last_1_unsigned_char_Array_0_0__1_=64, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:3}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer={7:1}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer={7:4}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var4_Pointer={7:2}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer={7:5}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, 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: 0.0s SsaConstructionTime, 3.3s 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 15:37:28,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 10471332ed8d2599b04e210a8f5e1cfca6044f5eaf06c2a8c3075acc10d9721c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 15:37:30,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 15:37:30,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 15:37:30,412 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 15:37:30,412 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 15:37:30,441 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 15:37:30,442 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 15:37:30,442 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 15:37:30,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 15:37:30,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 15:37:30,444 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 15:37:30,445 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 15:37:30,445 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 15:37:30,446 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 15:37:30,446 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 15:37:30,447 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 15:37:30,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 15:37:30,448 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 15:37:30,449 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 15:37:30,449 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 15:37:30,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 15:37:30,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 15:37:30,451 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 15:37:30,451 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 15:37:30,452 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 15:37:30,452 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 15:37:30,452 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 15:37:30,453 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 15:37:30,453 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 15:37:30,454 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 15:37:30,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 15:37:30,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 15:37:30,455 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 15:37:30,455 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 15:37:30,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:37:30,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 15:37:30,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 15:37:30,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 15:37:30,456 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 15:37:30,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 15:37:30,457 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 15:37:30,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 15:37:30,457 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 15:37:30,458 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 15:37:30,458 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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10471332ed8d2599b04e210a8f5e1cfca6044f5eaf06c2a8c3075acc10d9721c [2023-12-02 15:37:30,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 15:37:30,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 15:37:30,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 15:37:30,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 15:37:30,769 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 15:37:30,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i [2023-12-02 15:37:33,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 15:37:33,815 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 15:37:33,816 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i [2023-12-02 15:37:33,826 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data/482181dcf/24266ca15e9d4ceeadd6dfa585b98ed7/FLAG606dcd0e6 [2023-12-02 15:37:33,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/data/482181dcf/24266ca15e9d4ceeadd6dfa585b98ed7 [2023-12-02 15:37:33,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 15:37:33,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 15:37:33,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 15:37:33,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 15:37:33,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 15:37:33,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:33" (1/1) ... [2023-12-02 15:37:33,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1bc89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:33, skipping insertion in model container [2023-12-02 15:37:33,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:37:33" (1/1) ... [2023-12-02 15:37:33,893 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 15:37:34,046 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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i[917,930] [2023-12-02 15:37:34,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:37:34,134 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 15:37:34,147 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_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-56.i[917,930] [2023-12-02 15:37:34,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 15:37:34,211 INFO L206 MainTranslator]: Completed translation [2023-12-02 15:37:34,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34 WrapperNode [2023-12-02 15:37:34,212 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 15:37:34,213 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 15:37:34,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 15:37:34,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 15:37:34,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,309 INFO L138 Inliner]: procedures = 30, calls = 181, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 493 [2023-12-02 15:37:34,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 15:37:34,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 15:37:34,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 15:37:34,310 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 15:37:34,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,329 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,365 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 15:37:34,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 15:37:34,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 15:37:34,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 15:37:34,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (1/1) ... [2023-12-02 15:37:34,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 15:37:34,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:37:34,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 15:37:34,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 15:37:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 15:37:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 15:37:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 15:37:34,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 15:37:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 15:37:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-02 15:37:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 15:37:34,448 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 15:37:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 15:37:34,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 15:37:34,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 15:37:34,589 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 15:37:34,591 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 15:37:35,193 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 15:37:35,254 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 15:37:35,254 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 15:37:35,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:35 BoogieIcfgContainer [2023-12-02 15:37:35,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 15:37:35,256 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 15:37:35,257 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 15:37:35,259 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 15:37:35,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:37:33" (1/3) ... [2023-12-02 15:37:35,260 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64e8f5c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:37:35, skipping insertion in model container [2023-12-02 15:37:35,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:37:34" (2/3) ... [2023-12-02 15:37:35,260 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64e8f5c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:37:35, skipping insertion in model container [2023-12-02 15:37:35,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:37:35" (3/3) ... [2023-12-02 15:37:35,262 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-56.i [2023-12-02 15:37:35,276 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 15:37:35,277 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 15:37:35,319 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 15:37:35,339 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;@1c0367d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 15:37:35,339 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 15:37:35,343 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 89 states have (on average 1.4606741573033708) internal successors, (130), 90 states have internal predecessors, (130), 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 15:37:35,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 15:37:35,360 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:37:35,361 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] [2023-12-02 15:37:35,361 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:37:35,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:37:35,365 INFO L85 PathProgramCache]: Analyzing trace with hash 2086560736, now seen corresponding path program 1 times [2023-12-02 15:37:35,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:37:35,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1966408245] [2023-12-02 15:37:35,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:37:35,379 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 15:37:35,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:37:35,381 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:37:35,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:37:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:37:35,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 15:37:35,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:37:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2023-12-02 15:37:35,731 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:37:35,731 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:37:35,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1966408245] [2023-12-02 15:37:35,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1966408245] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:37:35,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 15:37:35,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 15:37:35,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93966612] [2023-12-02 15:37:35,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:37:35,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 15:37:35,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:37:35,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 15:37:35,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 15:37:35,766 INFO L87 Difference]: Start difference. First operand has 111 states, 89 states have (on average 1.4606741573033708) internal successors, (130), 90 states have internal predecessors, (130), 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 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 15:37:35,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:37:35,826 INFO L93 Difference]: Finished difference Result 219 states and 353 transitions. [2023-12-02 15:37:35,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 15:37:35,828 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 144 [2023-12-02 15:37:35,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:37:35,838 INFO L225 Difference]: With dead ends: 219 [2023-12-02 15:37:35,838 INFO L226 Difference]: Without dead ends: 109 [2023-12-02 15:37:35,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 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 15:37:35,847 INFO L413 NwaCegarLoop]: 159 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, 159 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 15:37:35,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 15:37:35,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-12-02 15:37:35,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2023-12-02 15:37:35,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.4204545454545454) internal successors, (125), 88 states have internal predecessors, (125), 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 15:37:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 163 transitions. [2023-12-02 15:37:35,899 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 163 transitions. Word has length 144 [2023-12-02 15:37:35,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:37:35,900 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 163 transitions. [2023-12-02 15:37:35,900 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 15:37:35,900 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 163 transitions. [2023-12-02 15:37:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 15:37:35,905 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:37:35,905 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] [2023-12-02 15:37:35,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:37:36,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:37:36,112 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:37:36,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:37:36,112 INFO L85 PathProgramCache]: Analyzing trace with hash -896571290, now seen corresponding path program 1 times [2023-12-02 15:37:36,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:37:36,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1632411139] [2023-12-02 15:37:36,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:37:36,114 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 15:37:36,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:37:36,115 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:37:36,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:37:36,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:37:36,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 15:37:36,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:37:36,991 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 17 treesize of output 9 [2023-12-02 15:37:39,811 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 15:37:40,785 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 15:37:41,215 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 15:37:41,671 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 27 treesize of output 20 [2023-12-02 15:37:42,113 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 15:37:42,742 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 37 treesize of output 32 [2023-12-02 15:37:42,889 INFO L349 Elim1Store]: treesize reduction 43, result has 25.9 percent of original size [2023-12-02 15:37:42,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 59 [2023-12-02 15:37:43,068 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 50 treesize of output 44 [2023-12-02 15:37:43,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 35 [2023-12-02 15:37:43,523 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 33 proven. 434 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2023-12-02 15:37:43,523 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:37:54,536 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:37:54,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1632411139] [2023-12-02 15:37:54,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1632411139] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:37:54,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [364371013] [2023-12-02 15:37:54,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:37:54,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:37:54,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:37:54,569 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:37:54,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 15:37:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:37:55,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 15:37:55,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:37:55,479 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 17 treesize of output 9 [2023-12-02 15:37:58,518 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-12-02 15:37:58,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2023-12-02 15:37:58,883 INFO L349 Elim1Store]: treesize reduction 52, result has 42.9 percent of original size [2023-12-02 15:37:58,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 71 [2023-12-02 15:37:59,708 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2023-12-02 15:37:59,709 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 178 treesize of output 150 [2023-12-02 15:37:59,853 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 25 treesize of output 21 [2023-12-02 15:37:59,870 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 25 treesize of output 21 [2023-12-02 15:38:02,187 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 15:38:02,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 1 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 20 case distinctions, treesize of input 246 treesize of output 342 [2023-12-02 15:38:50,950 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 15:38:50,951 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:38:50,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [364371013] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:38:50,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 15:38:50,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [23] total 33 [2023-12-02 15:38:50,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061953391] [2023-12-02 15:38:50,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:38:50,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-02 15:38:50,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:38:50,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-02 15:38:50,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1700, Unknown=22, NotChecked=0, Total=1892 [2023-12-02 15:38:50,956 INFO L87 Difference]: Start difference. First operand 109 states and 163 transitions. Second operand has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 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 15:39:00,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:39:00,940 INFO L93 Difference]: Finished difference Result 435 states and 652 transitions. [2023-12-02 15:39:00,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-12-02 15:39:00,941 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 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 144 [2023-12-02 15:39:00,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:39:00,946 INFO L225 Difference]: With dead ends: 435 [2023-12-02 15:39:00,946 INFO L226 Difference]: Without dead ends: 327 [2023-12-02 15:39:00,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 270 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791 ImplicationChecksByTransitivity, 19.4s TimeCoverageRelationStatistics Valid=313, Invalid=2745, Unknown=22, NotChecked=0, Total=3080 [2023-12-02 15:39:00,950 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 614 mSDsluCounter, 1082 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 8 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 1218 SdHoareTripleChecker+Invalid, 1478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-12-02 15:39:00,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [614 Valid, 1218 Invalid, 1478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1462 Invalid, 8 Unknown, 0 Unchecked, 4.7s Time] [2023-12-02 15:39:00,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2023-12-02 15:39:00,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 180. [2023-12-02 15:39:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 139 states have (on average 1.39568345323741) internal successors, (194), 139 states have internal predecessors, (194), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 15:39:00,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 270 transitions. [2023-12-02 15:39:00,988 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 270 transitions. Word has length 144 [2023-12-02 15:39:00,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:39:00,989 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 270 transitions. [2023-12-02 15:39:00,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 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 15:39:00,990 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 270 transitions. [2023-12-02 15:39:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 15:39:00,993 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:39:00,993 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] [2023-12-02 15:39:01,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:39:01,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 15:39:01,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 15:39:01,401 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:39:01,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:39:01,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1714219740, now seen corresponding path program 1 times [2023-12-02 15:39:01,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:39:01,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1194310013] [2023-12-02 15:39:01,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:01,403 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 15:39:01,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:39:01,404 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:39:01,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:39:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:01,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 15:39:01,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:01,866 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 21 treesize of output 9 [2023-12-02 15:39:03,173 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 15:39:03,715 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 15:39:03,969 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 15:39:04,240 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 15:39:04,509 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 15:39:04,943 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 37 treesize of output 32 [2023-12-02 15:39:05,071 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 41 treesize of output 37 [2023-12-02 15:39:05,259 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 50 treesize of output 30 [2023-12-02 15:39:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 33 proven. 434 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2023-12-02 15:39:05,405 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:39:05,727 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset (_ BitVec 32))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) |c_ULTIMATE.start_step_#t~ite19#1|)))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_127))) (= ((_ zero_extend 24) ((_ extract 7 0) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset)))))) is different from false [2023-12-02 15:39:05,745 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_127 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset (_ BitVec 32))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_127))) (= ((_ zero_extend 24) ((_ extract 7 0) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset)))))) is different from false [2023-12-02 15:39:05,994 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:39:05,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1194310013] [2023-12-02 15:39:05,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1194310013] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:39:05,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1943287658] [2023-12-02 15:39:05,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:05,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:39:05,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:39:05,995 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:39:05,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 15:39:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:06,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 15:39:06,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:06,609 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 21 treesize of output 9 [2023-12-02 15:39:07,654 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-12-02 15:39:07,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2023-12-02 15:39:07,859 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2023-12-02 15:39:07,859 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 37 treesize of output 37 [2023-12-02 15:39:07,872 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 25 treesize of output 21 [2023-12-02 15:39:08,508 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 15:39:08,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 88 treesize of output 92 [2023-12-02 15:39:08,607 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 15:39:08,607 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:39:08,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1943287658] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:39:08,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 15:39:08,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [22] total 31 [2023-12-02 15:39:08,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772081132] [2023-12-02 15:39:08,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:39:08,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-02 15:39:08,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:39:08,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-02 15:39:08,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1329, Unknown=5, NotChecked=150, Total=1640 [2023-12-02 15:39:08,610 INFO L87 Difference]: Start difference. First operand 180 states and 270 transitions. Second operand has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 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 15:39:12,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:39:12,311 INFO L93 Difference]: Finished difference Result 447 states and 671 transitions. [2023-12-02 15:39:12,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-12-02 15:39:12,311 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 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 144 [2023-12-02 15:39:12,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:39:12,314 INFO L225 Difference]: With dead ends: 447 [2023-12-02 15:39:12,314 INFO L226 Difference]: Without dead ends: 339 [2023-12-02 15:39:12,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 273 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=269, Invalid=2086, Unknown=5, NotChecked=190, Total=2550 [2023-12-02 15:39:12,317 INFO L413 NwaCegarLoop]: 174 mSDtfsCounter, 570 mSDsluCounter, 1080 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 570 SdHoareTripleChecker+Valid, 1254 SdHoareTripleChecker+Invalid, 1227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-12-02 15:39:12,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [570 Valid, 1254 Invalid, 1227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1218 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2023-12-02 15:39:12,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2023-12-02 15:39:12,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 180. [2023-12-02 15:39:12,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 139 states have (on average 1.39568345323741) internal successors, (194), 139 states have internal predecessors, (194), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 15:39:12,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 270 transitions. [2023-12-02 15:39:12,335 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 270 transitions. Word has length 144 [2023-12-02 15:39:12,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:39:12,336 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 270 transitions. [2023-12-02 15:39:12,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.7142857142857144) internal successors, (52), 13 states have internal predecessors, (52), 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 15:39:12,336 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 270 transitions. [2023-12-02 15:39:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 15:39:12,338 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:39:12,338 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] [2023-12-02 15:39:12,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-02 15:39:12,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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)] Ended with exit code 0 [2023-12-02 15:39:12,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:39:12,739 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:39:12,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:39:12,739 INFO L85 PathProgramCache]: Analyzing trace with hash 2134764304, now seen corresponding path program 1 times [2023-12-02 15:39:12,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:39:12,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1397927259] [2023-12-02 15:39:12,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:12,740 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 15:39:12,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:39:12,742 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:39:12,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (7)] Waiting until timeout for monitored process [2023-12-02 15:39:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:13,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 15:39:13,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:13,200 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 21 treesize of output 9 [2023-12-02 15:39:14,655 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 15:39:14,852 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 15:39:15,048 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 15:39:15,258 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 15:39:15,460 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 15:39:15,788 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 23 treesize of output 18 [2023-12-02 15:39:15,845 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 23 treesize of output 18 [2023-12-02 15:39:15,910 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 23 treesize of output 18 [2023-12-02 15:39:15,967 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 23 treesize of output 15 [2023-12-02 15:39:16,047 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 424 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-12-02 15:39:16,047 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:39:16,532 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:39:16,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1397927259] [2023-12-02 15:39:16,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1397927259] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:39:16,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [918320457] [2023-12-02 15:39:16,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:16,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:39:16,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:39:16,534 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:39:16,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 15:39:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:17,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 15:39:17,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:17,213 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 21 treesize of output 9 [2023-12-02 15:39:18,983 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 15:39:19,327 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 17 treesize of output 12 [2023-12-02 15:39:19,595 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 17 treesize of output 12 [2023-12-02 15:39:19,906 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 17 treesize of output 12 [2023-12-02 15:39:20,239 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 17 treesize of output 12 [2023-12-02 15:39:21,039 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 15:39:21,139 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 15:39:21,244 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 15:39:21,347 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 27 treesize of output 15 [2023-12-02 15:39:21,425 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 424 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-12-02 15:39:21,425 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:39:23,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [918320457] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:39:23,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [229302242] [2023-12-02 15:39:23,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:23,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:39:23,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:39:23,689 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:39:23,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-02 15:39:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:23,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 15:39:23,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:23,925 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 21 treesize of output 9 [2023-12-02 15:39:25,355 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 15:39:26,447 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 15:39:26,752 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 15:39:27,082 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 15:39:27,368 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 15:39:28,145 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 28 treesize of output 21 [2023-12-02 15:39:28,280 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 28 treesize of output 21 [2023-12-02 15:39:28,419 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 28 treesize of output 21 [2023-12-02 15:39:28,545 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 28 treesize of output 16 [2023-12-02 15:39:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 33 proven. 434 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2023-12-02 15:39:28,680 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:39:28,700 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_261 (Array (_ BitVec 32) (_ BitVec 32)))) (not (let ((.cse0 ((_ zero_extend 24) c_~last_1_unsigned_char_Array_0_0__1_~0))) (bvsge (bvashr .cse0 ((_ sign_extend 24) ((_ extract 7 0) (select (select (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_261) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset)))) .cse0)))) is different from false [2023-12-02 15:39:29,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [229302242] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:39:29,675 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 15:39:29,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12, 20] total 39 [2023-12-02 15:39:29,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555657164] [2023-12-02 15:39:29,676 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 15:39:29,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2023-12-02 15:39:29,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:39:29,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2023-12-02 15:39:29,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=396, Invalid=2337, Unknown=133, NotChecked=104, Total=2970 [2023-12-02 15:39:29,680 INFO L87 Difference]: Start difference. First operand 180 states and 270 transitions. Second operand has 40 states, 38 states have (on average 3.763157894736842) internal successors, (143), 37 states have internal predecessors, (143), 10 states have call successors, (48), 9 states have call predecessors, (48), 10 states have return successors, (48), 9 states have call predecessors, (48), 10 states have call successors, (48) [2023-12-02 15:39:46,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:39:46,021 INFO L93 Difference]: Finished difference Result 493 states and 730 transitions. [2023-12-02 15:39:46,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2023-12-02 15:39:46,022 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 38 states have (on average 3.763157894736842) internal successors, (143), 37 states have internal predecessors, (143), 10 states have call successors, (48), 9 states have call predecessors, (48), 10 states have return successors, (48), 9 states have call predecessors, (48), 10 states have call successors, (48) Word has length 145 [2023-12-02 15:39:46,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:39:46,026 INFO L225 Difference]: With dead ends: 493 [2023-12-02 15:39:46,026 INFO L226 Difference]: Without dead ends: 385 [2023-12-02 15:39:46,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 461 SyntacticMatches, 2 SemanticMatches, 77 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1954 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=894, Invalid=4983, Unknown=133, NotChecked=152, Total=6162 [2023-12-02 15:39:46,030 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 1291 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 3825 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 2259 SdHoareTripleChecker+Invalid, 3990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 3825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2023-12-02 15:39:46,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1291 Valid, 2259 Invalid, 3990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 3825 Invalid, 0 Unknown, 0 Unchecked, 13.9s Time] [2023-12-02 15:39:46,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2023-12-02 15:39:46,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 210. [2023-12-02 15:39:46,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 166 states have (on average 1.3975903614457832) internal successors, (232), 166 states have internal predecessors, (232), 38 states have call successors, (38), 5 states have call predecessors, (38), 5 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 15:39:46,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 308 transitions. [2023-12-02 15:39:46,057 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 308 transitions. Word has length 145 [2023-12-02 15:39:46,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:39:46,058 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 308 transitions. [2023-12-02 15:39:46,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 38 states have (on average 3.763157894736842) internal successors, (143), 37 states have internal predecessors, (143), 10 states have call successors, (48), 9 states have call predecessors, (48), 10 states have return successors, (48), 9 states have call predecessors, (48), 10 states have call successors, (48) [2023-12-02 15:39:46,059 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 308 transitions. [2023-12-02 15:39:46,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 15:39:46,060 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:39:46,060 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] [2023-12-02 15:39:46,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (7)] Forceful destruction successful, exit code 0 [2023-12-02 15:39:46,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 15:39:46,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-12-02 15:39:46,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:39:46,662 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:39:46,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:39:46,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1129306912, now seen corresponding path program 1 times [2023-12-02 15:39:46,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:39:46,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [758530223] [2023-12-02 15:39:46,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:46,663 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 15:39:46,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:39:46,664 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:39:46,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (10)] Waiting until timeout for monitored process [2023-12-02 15:39:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:47,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 15:39:47,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:47,146 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 21 treesize of output 9 [2023-12-02 15:39:48,781 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 15:39:49,475 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 15:39:49,773 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 15:39:50,115 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 15:39:50,437 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 15:39:50,921 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 22 treesize of output 17 [2023-12-02 15:39:50,988 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 22 treesize of output 17 [2023-12-02 15:39:51,073 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 22 treesize of output 17 [2023-12-02 15:39:51,135 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 22 treesize of output 14 [2023-12-02 15:39:51,193 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 33 proven. 434 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2023-12-02 15:39:51,193 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:39:51,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:39:51,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [758530223] [2023-12-02 15:39:51,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [758530223] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:39:51,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [681079843] [2023-12-02 15:39:51,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:51,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:39:51,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:39:51,808 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:39:51,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-02 15:39:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:52,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 15:39:52,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:52,482 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 21 treesize of output 9 [2023-12-02 15:39:54,337 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 15:39:54,755 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 17 treesize of output 12 [2023-12-02 15:39:55,086 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 17 treesize of output 12 [2023-12-02 15:39:55,394 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 17 treesize of output 12 [2023-12-02 15:39:55,708 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 17 treesize of output 12 [2023-12-02 15:39:56,290 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 23 [2023-12-02 15:39:56,429 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 23 [2023-12-02 15:39:56,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2023-12-02 15:39:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 424 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-12-02 15:39:56,808 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:39:58,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [681079843] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:39:58,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [568549150] [2023-12-02 15:39:58,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:39:58,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:39:58,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:39:58,446 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:39:58,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-12-02 15:39:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:39:58,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 15:39:58,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:39:58,792 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 21 treesize of output 9 [2023-12-02 15:40:00,619 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 22 treesize of output 17 [2023-12-02 15:40:00,663 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 22 treesize of output 17 [2023-12-02 15:40:00,707 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 22 treesize of output 17 [2023-12-02 15:40:00,835 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 15:40:00,836 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 15:40:00,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [568549150] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 15:40:00,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 15:40:00,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [19, 11] total 33 [2023-12-02 15:40:00,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207205442] [2023-12-02 15:40:00,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 15:40:00,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 15:40:00,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:40:00,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 15:40:00,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=287, Invalid=1964, Unknown=101, NotChecked=0, Total=2352 [2023-12-02 15:40:00,839 INFO L87 Difference]: Start difference. First operand 210 states and 308 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 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 15:40:02,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:40:02,238 INFO L93 Difference]: Finished difference Result 407 states and 603 transitions. [2023-12-02 15:40:02,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 15:40:02,239 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 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 145 [2023-12-02 15:40:02,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:40:02,242 INFO L225 Difference]: With dead ends: 407 [2023-12-02 15:40:02,242 INFO L226 Difference]: Without dead ends: 299 [2023-12-02 15:40:02,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 441 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 935 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=335, Invalid=2114, Unknown=101, NotChecked=0, Total=2550 [2023-12-02 15:40:02,244 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 317 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 721 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-02 15:40:02,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 499 Invalid, 734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 721 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-02 15:40:02,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2023-12-02 15:40:02,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 227. [2023-12-02 15:40:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 183 states have (on average 1.4098360655737705) internal successors, (258), 183 states have internal predecessors, (258), 38 states have call successors, (38), 5 states have call predecessors, (38), 5 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 15:40:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 334 transitions. [2023-12-02 15:40:02,272 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 334 transitions. Word has length 145 [2023-12-02 15:40:02,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:40:02,273 INFO L495 AbstractCegarLoop]: Abstraction has 227 states and 334 transitions. [2023-12-02 15:40:02,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 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 15:40:02,273 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 334 transitions. [2023-12-02 15:40:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 15:40:02,275 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:40:02,275 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 15:40:02,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-12-02 15:40:02,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (10)] Ended with exit code 0 [2023-12-02 15:40:02,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-02 15:40:02,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 15:40:02,876 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:40:02,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:40:02,877 INFO L85 PathProgramCache]: Analyzing trace with hash 611429814, now seen corresponding path program 1 times [2023-12-02 15:40:02,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:40:02,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [976204252] [2023-12-02 15:40:02,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:40:02,878 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 15:40:02,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:40:02,879 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:40:02,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (13)] Waiting until timeout for monitored process [2023-12-02 15:40:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:40:03,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 15:40:03,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:40:06,143 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 15:40:07,022 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 15:40:08,187 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 15:40:09,265 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 49 treesize of output 39 [2023-12-02 15:40:10,696 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 67 treesize of output 60 [2023-12-02 15:40:11,007 INFO L349 Elim1Store]: treesize reduction 67, result has 18.3 percent of original size [2023-12-02 15:40:11,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 83 [2023-12-02 15:40:11,328 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 53 treesize of output 40 [2023-12-02 15:40:11,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 33 [2023-12-02 15:40:11,846 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 303 proven. 151 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-12-02 15:40:11,846 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:40:18,879 WARN L854 $PredicateComparison]: unable to prove that (forall ((~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite24#1| (_ BitVec 32)) (v_ArrVal_396 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite29#1| (_ BitVec 32))) (not (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |ULTIMATE.start_step_#t~ite29#1| |ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_396))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))))))) is different from false [2023-12-02 15:40:32,152 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:40:32,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [976204252] [2023-12-02 15:40:32,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [976204252] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:40:32,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [850602279] [2023-12-02 15:40:32,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:40:32,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:40:32,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:40:32,153 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:40:32,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-02 15:40:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:40:32,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 15:40:32,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:40:36,390 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 15:40:37,532 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 25 treesize of output 13 [2023-12-02 15:40:38,920 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 34 treesize of output 25 [2023-12-02 15:40:39,773 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 34 treesize of output 25 [2023-12-02 15:40:41,122 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 43 treesize of output 41 [2023-12-02 15:40:41,434 INFO L349 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2023-12-02 15:40:41,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 64 [2023-12-02 15:40:41,755 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 56 treesize of output 43 [2023-12-02 15:40:42,141 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 64 treesize of output 36 [2023-12-02 15:40:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 248 proven. 151 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2023-12-02 15:40:42,259 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:40:49,177 WARN L854 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_step_#t~ite24#1| (_ BitVec 32)) (v_ArrVal_396 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite29#1| (_ BitVec 32))) (not (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |ULTIMATE.start_step_#t~ite29#1| |ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_396))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))))))) is different from false [2023-12-02 15:41:14,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [850602279] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:41:14,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1633781165] [2023-12-02 15:41:14,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:41:14,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:41:14,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:41:14,900 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:41:14,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-12-02 15:41:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:41:15,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 15:41:15,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:41:18,199 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 15:41:19,346 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 22 treesize of output 21 [2023-12-02 15:41:21,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 15:41:22,249 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 47 treesize of output 48 [2023-12-02 15:41:23,925 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 67 treesize of output 67 [2023-12-02 15:41:24,409 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2023-12-02 15:41:24,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 77 treesize of output 95 [2023-12-02 15:41:24,880 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 77 treesize of output 60 [2023-12-02 15:41:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 248 proven. 151 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2023-12-02 15:41:25,687 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:41:25,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1633781165] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:41:25,987 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 15:41:25,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 17, 19] total 52 [2023-12-02 15:41:25,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097992519] [2023-12-02 15:41:25,987 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 15:41:25,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2023-12-02 15:41:25,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:41:25,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2023-12-02 15:41:25,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=387, Invalid=3371, Unknown=32, NotChecked=242, Total=4032 [2023-12-02 15:41:25,992 INFO L87 Difference]: Start difference. First operand 227 states and 334 transitions. Second operand has 53 states, 47 states have (on average 3.6382978723404253) internal successors, (171), 48 states have internal predecessors, (171), 18 states have call successors, (46), 12 states have call predecessors, (46), 18 states have return successors, (46), 16 states have call predecessors, (46), 18 states have call successors, (46) [2023-12-02 15:41:44,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:41:44,223 INFO L93 Difference]: Finished difference Result 612 states and 885 transitions. [2023-12-02 15:41:44,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-12-02 15:41:44,225 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 47 states have (on average 3.6382978723404253) internal successors, (171), 48 states have internal predecessors, (171), 18 states have call successors, (46), 12 states have call predecessors, (46), 18 states have return successors, (46), 16 states have call predecessors, (46), 18 states have call successors, (46) Word has length 146 [2023-12-02 15:41:44,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:41:44,229 INFO L225 Difference]: With dead ends: 612 [2023-12-02 15:41:44,229 INFO L226 Difference]: Without dead ends: 504 [2023-12-02 15:41:44,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 548 GetRequests, 457 SyntacticMatches, 3 SemanticMatches, 88 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2457 ImplicationChecksByTransitivity, 65.8s TimeCoverageRelationStatistics Valid=1054, Invalid=6578, Unknown=32, NotChecked=346, Total=8010 [2023-12-02 15:41:44,233 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 3085 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 3651 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3085 SdHoareTripleChecker+Valid, 1554 SdHoareTripleChecker+Invalid, 3881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2023-12-02 15:41:44,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3085 Valid, 1554 Invalid, 3881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3651 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2023-12-02 15:41:44,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2023-12-02 15:41:44,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 344. [2023-12-02 15:41:44,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 284 states have (on average 1.4014084507042253) internal successors, (398), 285 states have internal predecessors, (398), 46 states have call successors, (46), 13 states have call predecessors, (46), 13 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-02 15:41:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 490 transitions. [2023-12-02 15:41:44,284 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 490 transitions. Word has length 146 [2023-12-02 15:41:44,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:41:44,284 INFO L495 AbstractCegarLoop]: Abstraction has 344 states and 490 transitions. [2023-12-02 15:41:44,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 47 states have (on average 3.6382978723404253) internal successors, (171), 48 states have internal predecessors, (171), 18 states have call successors, (46), 12 states have call predecessors, (46), 18 states have return successors, (46), 16 states have call predecessors, (46), 18 states have call successors, (46) [2023-12-02 15:41:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 490 transitions. [2023-12-02 15:41:44,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 15:41:44,287 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:41:44,287 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 15:41:44,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (13)] Ended with exit code 0 [2023-12-02 15:41:44,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-02 15:41:44,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-12-02 15:41:44,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:41:44,888 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:41:44,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:41:44,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494392, now seen corresponding path program 1 times [2023-12-02 15:41:44,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:41:44,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1307174395] [2023-12-02 15:41:44,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:41:44,889 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 15:41:44,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:41:44,890 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:41:44,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (16)] Waiting until timeout for monitored process [2023-12-02 15:41:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:41:45,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 15:41:45,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:41:48,766 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 15:41:49,327 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 15:41:49,974 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 15:41:50,955 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 44 treesize of output 45 [2023-12-02 15:41:51,117 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 57 treesize of output 57 [2023-12-02 15:41:51,312 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 61 treesize of output 44 [2023-12-02 15:41:51,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 39 [2023-12-02 15:41:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 120 proven. 136 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2023-12-02 15:41:51,947 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:41:52,254 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_503 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_503))) (= ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset)))))) is different from false [2023-12-02 15:41:52,550 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_503 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |c_ULTIMATE.start_step_#t~ite29#1| |c_ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_503))) (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))))))) is different from false [2023-12-02 15:41:52,594 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_503 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))) |c_ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_503))) (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))))))))) is different from false [2023-12-02 15:41:52,725 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_503 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_503))) (= ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset)))))) is different from false [2023-12-02 15:41:52,789 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:41:52,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1307174395] [2023-12-02 15:41:52,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1307174395] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:41:52,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1635469391] [2023-12-02 15:41:52,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:41:52,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:41:52,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:41:52,790 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:41:52,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-02 15:41:53,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:41:53,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 15:41:53,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:41:58,003 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 15:41:59,830 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 15:42:00,681 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 33 treesize of output 17 [2023-12-02 15:42:02,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 15:42:03,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2023-12-02 15:42:05,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 68 [2023-12-02 15:42:06,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 80 [2023-12-02 15:42:06,954 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 90 treesize of output 72 [2023-12-02 15:42:08,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 55 [2023-12-02 15:42:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 80 proven. 437 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2023-12-02 15:42:08,493 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:42:12,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1635469391] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:42:12,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77989653] [2023-12-02 15:42:12,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:42:12,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:42:12,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:42:12,202 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:42:12,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2023-12-02 15:42:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:42:12,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 15:42:12,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:42:16,973 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 15:42:19,409 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 15:42:20,191 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 34 treesize of output 18 [2023-12-02 15:42:21,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 38 [2023-12-02 15:42:23,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2023-12-02 15:42:25,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 69 [2023-12-02 15:42:26,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 81 [2023-12-02 15:42:27,059 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 85 treesize of output 71 [2023-12-02 15:42:28,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 58 [2023-12-02 15:42:29,114 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 68 proven. 461 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-12-02 15:42:29,115 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:42:29,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [77989653] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:42:29,823 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 15:42:29,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 25, 28] total 60 [2023-12-02 15:42:29,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057898896] [2023-12-02 15:42:29,824 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 15:42:29,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2023-12-02 15:42:29,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:42:29,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2023-12-02 15:42:29,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=5080, Unknown=60, NotChecked=596, Total=6162 [2023-12-02 15:42:29,829 INFO L87 Difference]: Start difference. First operand 344 states and 490 transitions. Second operand has 61 states, 56 states have (on average 3.3035714285714284) internal successors, (185), 55 states have internal predecessors, (185), 17 states have call successors, (57), 14 states have call predecessors, (57), 17 states have return successors, (57), 15 states have call predecessors, (57), 17 states have call successors, (57) [2023-12-02 15:42:56,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:42:56,338 INFO L93 Difference]: Finished difference Result 728 states and 1040 transitions. [2023-12-02 15:42:56,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2023-12-02 15:42:56,339 INFO L78 Accepts]: Start accepts. Automaton has has 61 states, 56 states have (on average 3.3035714285714284) internal successors, (185), 55 states have internal predecessors, (185), 17 states have call successors, (57), 14 states have call predecessors, (57), 17 states have return successors, (57), 15 states have call predecessors, (57), 17 states have call successors, (57) Word has length 146 [2023-12-02 15:42:56,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:42:56,343 INFO L225 Difference]: With dead ends: 728 [2023-12-02 15:42:56,343 INFO L226 Difference]: Without dead ends: 534 [2023-12-02 15:42:56,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 441 SyntacticMatches, 4 SemanticMatches, 120 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 4189 ImplicationChecksByTransitivity, 26.6s TimeCoverageRelationStatistics Valid=1593, Invalid=12168, Unknown=61, NotChecked=940, Total=14762 [2023-12-02 15:42:56,349 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 2361 mSDsluCounter, 2284 mSDsCounter, 0 mSdLazyCounter, 5076 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2361 SdHoareTripleChecker+Valid, 2382 SdHoareTripleChecker+Invalid, 5427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 5076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-12-02 15:42:56,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2361 Valid, 2382 Invalid, 5427 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [351 Valid, 5076 Invalid, 0 Unknown, 0 Unchecked, 15.7s Time] [2023-12-02 15:42:56,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2023-12-02 15:42:56,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 394. [2023-12-02 15:42:56,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 331 states have (on average 1.4078549848942599) internal successors, (466), 332 states have internal predecessors, (466), 46 states have call successors, (46), 16 states have call predecessors, (46), 16 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-02 15:42:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 558 transitions. [2023-12-02 15:42:56,409 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 558 transitions. Word has length 146 [2023-12-02 15:42:56,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:42:56,410 INFO L495 AbstractCegarLoop]: Abstraction has 394 states and 558 transitions. [2023-12-02 15:42:56,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 56 states have (on average 3.3035714285714284) internal successors, (185), 55 states have internal predecessors, (185), 17 states have call successors, (57), 14 states have call predecessors, (57), 17 states have return successors, (57), 15 states have call predecessors, (57), 17 states have call successors, (57) [2023-12-02 15:42:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 558 transitions. [2023-12-02 15:42:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 15:42:56,412 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:42:56,412 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 15:42:56,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2023-12-02 15:42:56,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (16)] Ended with exit code 0 [2023-12-02 15:42:56,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2023-12-02 15:42:57,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:42:57,014 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:42:57,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:42:57,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1735196218, now seen corresponding path program 1 times [2023-12-02 15:42:57,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:42:57,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1002607159] [2023-12-02 15:42:57,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:42:57,015 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 15:42:57,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:42:57,016 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:42:57,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (19)] Waiting until timeout for monitored process [2023-12-02 15:42:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:42:57,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-02 15:42:57,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:43:01,669 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 15:43:02,993 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 31 treesize of output 26 [2023-12-02 15:43:04,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2023-12-02 15:43:06,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2023-12-02 15:43:08,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 69 [2023-12-02 15:43:11,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 84 [2023-12-02 15:43:12,003 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 90 proven. 434 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-12-02 15:43:12,003 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:43:14,392 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:43:14,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1002607159] [2023-12-02 15:43:14,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1002607159] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:43:14,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [929293874] [2023-12-02 15:43:14,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:43:14,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:43:14,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:43:14,393 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:43:14,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-02 15:43:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:43:15,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 15:43:15,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:43:18,967 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 15:43:21,178 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 33 treesize of output 17 [2023-12-02 15:43:23,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 15:43:25,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 45 [2023-12-02 15:43:27,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 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 15:43:30,389 INFO L349 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2023-12-02 15:43:30,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 94 treesize of output 89 [2023-12-02 15:43:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 87 proven. 443 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-12-02 15:43:31,408 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:43:31,439 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_642 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_642))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:43:34,244 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [929293874] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:43:34,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2085066062] [2023-12-02 15:43:34,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:43:34,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:43:34,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:43:34,245 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:43:34,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2023-12-02 15:43:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:43:34,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 15:43:34,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:43:36,171 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 15:43:37,495 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 25 treesize of output 13 [2023-12-02 15:43:39,001 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 34 treesize of output 25 [2023-12-02 15:43:39,387 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 34 treesize of output 25 [2023-12-02 15:43:41,430 INFO L349 Elim1Store]: treesize reduction 49, result has 23.4 percent of original size [2023-12-02 15:43:41,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 66 [2023-12-02 15:43:41,903 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 15:43:41,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 39 [2023-12-02 15:43:42,731 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 248 proven. 151 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2023-12-02 15:43:42,731 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:43:46,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2085066062] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:43:46,460 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 15:43:46,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 24, 17] total 71 [2023-12-02 15:43:46,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496100589] [2023-12-02 15:43:46,461 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 15:43:46,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2023-12-02 15:43:46,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:43:46,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2023-12-02 15:43:46,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=670, Invalid=7608, Unknown=98, NotChecked=180, Total=8556 [2023-12-02 15:43:46,465 INFO L87 Difference]: Start difference. First operand 394 states and 558 transitions. Second operand has 72 states, 62 states have (on average 3.032258064516129) internal successors, (188), 63 states have internal predecessors, (188), 25 states have call successors, (57), 17 states have call predecessors, (57), 25 states have return successors, (57), 21 states have call predecessors, (57), 25 states have call successors, (57) [2023-12-02 15:44:19,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:44:19,248 INFO L93 Difference]: Finished difference Result 748 states and 1067 transitions. [2023-12-02 15:44:19,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-12-02 15:44:19,249 INFO L78 Accepts]: Start accepts. Automaton has has 72 states, 62 states have (on average 3.032258064516129) internal successors, (188), 63 states have internal predecessors, (188), 25 states have call successors, (57), 17 states have call predecessors, (57), 25 states have return successors, (57), 21 states have call predecessors, (57), 25 states have call successors, (57) Word has length 146 [2023-12-02 15:44:19,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:44:19,252 INFO L225 Difference]: With dead ends: 748 [2023-12-02 15:44:19,252 INFO L226 Difference]: Without dead ends: 507 [2023-12-02 15:44:19,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 428 SyntacticMatches, 3 SemanticMatches, 138 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 6060 ImplicationChecksByTransitivity, 40.9s TimeCoverageRelationStatistics Valid=2197, Invalid=16891, Unknown=98, NotChecked=274, Total=19460 [2023-12-02 15:44:19,255 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 1180 mSDsluCounter, 2332 mSDsCounter, 0 mSdLazyCounter, 5178 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1180 SdHoareTripleChecker+Valid, 2432 SdHoareTripleChecker+Invalid, 5423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 5178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-12-02 15:44:19,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1180 Valid, 2432 Invalid, 5423 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [245 Valid, 5178 Invalid, 0 Unknown, 0 Unchecked, 16.2s Time] [2023-12-02 15:44:19,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2023-12-02 15:44:19,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 394. [2023-12-02 15:44:19,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 331 states have (on average 1.3957703927492446) internal successors, (462), 332 states have internal predecessors, (462), 46 states have call successors, (46), 16 states have call predecessors, (46), 16 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-02 15:44:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 554 transitions. [2023-12-02 15:44:19,313 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 554 transitions. Word has length 146 [2023-12-02 15:44:19,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:44:19,313 INFO L495 AbstractCegarLoop]: Abstraction has 394 states and 554 transitions. [2023-12-02 15:44:19,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 62 states have (on average 3.032258064516129) internal successors, (188), 63 states have internal predecessors, (188), 25 states have call successors, (57), 17 states have call predecessors, (57), 25 states have return successors, (57), 21 states have call predecessors, (57), 25 states have call successors, (57) [2023-12-02 15:44:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 554 transitions. [2023-12-02 15:44:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 15:44:19,314 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:44:19,314 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 15:44:19,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-02 15:44:19,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (19)] Ended with exit code 0 [2023-12-02 15:44:19,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2023-12-02 15:44:19,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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=3,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:44:19,916 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:44:19,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:44:19,917 INFO L85 PathProgramCache]: Analyzing trace with hash 745443320, now seen corresponding path program 1 times [2023-12-02 15:44:19,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:44:19,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [549241118] [2023-12-02 15:44:19,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:44:19,918 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 15:44:19,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:44:19,919 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:44:19,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (22)] Waiting until timeout for monitored process [2023-12-02 15:44:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:44:20,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 15:44:20,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:44:23,395 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 15:44:23,916 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 15:44:24,507 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 15:44:24,990 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 15:44:25,749 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 31 [2023-12-02 15:44:25,864 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 42 treesize of output 43 [2023-12-02 15:44:26,017 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 46 treesize of output 33 [2023-12-02 15:44:26,370 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 66 treesize of output 34 [2023-12-02 15:44:26,521 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-12-02 15:44:26,521 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:44:26,800 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_714 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_714))) (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))))))) is different from false [2023-12-02 15:44:26,830 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_714 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_714))) (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) (_ bv1 32))))))) is different from false [2023-12-02 15:44:26,875 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_714 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |c_ULTIMATE.start_step_#t~ite29#1| |c_ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_714))) (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))))))))) is different from false [2023-12-02 15:44:27,617 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_714 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) (_ bv1 32)))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_714))) (= ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset)))))) is different from false [2023-12-02 15:44:27,700 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:44:27,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [549241118] [2023-12-02 15:44:27,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [549241118] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:44:27,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [406221919] [2023-12-02 15:44:27,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:44:27,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:44:27,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:44:27,701 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:44:27,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-02 15:44:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:44:28,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 15:44:28,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:44:32,829 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 15:44:34,404 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 33 treesize of output 17 [2023-12-02 15:44:36,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 29 [2023-12-02 15:44:37,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 29 [2023-12-02 15:44:38,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 15:44:40,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 70 [2023-12-02 15:44:40,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2023-12-02 15:44:41,521 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 83 treesize of output 67 [2023-12-02 15:44:43,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 62 [2023-12-02 15:44:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 68 proven. 443 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2023-12-02 15:44:43,406 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:44:44,963 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_752 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_property_#t~mem111#1| (_ BitVec 8))) (let ((.cse0 (store (let ((.cse3 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |c_ULTIMATE.start_step_#t~ite29#1| |c_ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse3 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse3 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse3 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_752))) (let ((.cse2 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) (.cse1 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))) (or (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse1 (_ bv1 32) .cse2)))) (not (bvslt (bvadd (_ bv1 32) .cse2) ((_ zero_extend 24) |ULTIMATE.start_property_#t~mem111#1|))) (not (bvslt .cse1 ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))))))) is different from false [2023-12-02 15:44:45,073 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_752 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_property_#t~mem111#1| (_ BitVec 8))) (let ((.cse2 (store (let ((.cse3 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) |c_ULTIMATE.start_step_#t~ite24#1| (_ bv1 32)))))))) (store .cse3 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse3 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse3 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_752))) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) (.cse1 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))) (or (= ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse0 .cse1 (_ bv1 32)))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset)))) (not (bvslt (bvadd .cse0 (_ bv1 32)) ((_ zero_extend 24) |ULTIMATE.start_property_#t~mem111#1|))) (not (bvslt .cse1 ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse2 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))))))) is different from false [2023-12-02 15:44:46,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [406221919] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:44:46,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913807616] [2023-12-02 15:44:46,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:44:46,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:44:46,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:44:46,673 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:44:46,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2023-12-02 15:44:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:44:46,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 15:44:46,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:44:51,669 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 15:44:54,198 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 34 treesize of output 18 [2023-12-02 15:44:56,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 38 [2023-12-02 15:44:57,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2023-12-02 15:44:58,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 41 [2023-12-02 15:45:01,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2023-12-02 15:45:01,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 78 [2023-12-02 15:45:02,607 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 87 treesize of output 69 [2023-12-02 15:45:04,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 55 [2023-12-02 15:45:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 56 proven. 467 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2023-12-02 15:45:04,477 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:45:06,171 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_791 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (store (let ((.cse2 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |c_ULTIMATE.start_step_#t~ite29#1| |c_ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_791))) (let ((.cse0 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))) (or (= ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse0 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset)))) (not (bvslt .cse0 ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))))))) is different from false [2023-12-02 15:45:06,246 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_791 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse2 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) |c_ULTIMATE.start_step_#t~ite24#1| (_ bv1 32)))))))) (store .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse2 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_791))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))) (or (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) .cse1 (_ bv1 32))))) (not (bvslt .cse1 ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))))))) is different from false [2023-12-02 15:45:08,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913807616] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:45:08,059 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 15:45:08,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 25, 28] total 59 [2023-12-02 15:45:08,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669640572] [2023-12-02 15:45:08,060 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 15:45:08,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2023-12-02 15:45:08,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:45:08,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2023-12-02 15:45:08,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=566, Invalid=5730, Unknown=56, NotChecked=1304, Total=7656 [2023-12-02 15:45:08,063 INFO L87 Difference]: Start difference. First operand 394 states and 554 transitions. Second operand has 60 states, 55 states have (on average 3.309090909090909) internal successors, (182), 55 states have internal predecessors, (182), 16 states have call successors, (57), 13 states have call predecessors, (57), 16 states have return successors, (57), 13 states have call predecessors, (57), 16 states have call successors, (57) [2023-12-02 15:45:36,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:45:36,461 INFO L93 Difference]: Finished difference Result 819 states and 1166 transitions. [2023-12-02 15:45:36,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2023-12-02 15:45:36,462 INFO L78 Accepts]: Start accepts. Automaton has has 60 states, 55 states have (on average 3.309090909090909) internal successors, (182), 55 states have internal predecessors, (182), 16 states have call successors, (57), 13 states have call predecessors, (57), 16 states have return successors, (57), 13 states have call predecessors, (57), 16 states have call successors, (57) Word has length 146 [2023-12-02 15:45:36,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:45:36,466 INFO L225 Difference]: With dead ends: 819 [2023-12-02 15:45:36,467 INFO L226 Difference]: Without dead ends: 590 [2023-12-02 15:45:36,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 564 GetRequests, 435 SyntacticMatches, 1 SemanticMatches, 128 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 4490 ImplicationChecksByTransitivity, 30.0s TimeCoverageRelationStatistics Valid=1894, Invalid=12844, Unknown=56, NotChecked=1976, Total=16770 [2023-12-02 15:45:36,471 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 2488 mSDsluCounter, 2326 mSDsCounter, 0 mSdLazyCounter, 5482 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2496 SdHoareTripleChecker+Valid, 2420 SdHoareTripleChecker+Invalid, 5690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 5482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-12-02 15:45:36,471 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2496 Valid, 2420 Invalid, 5690 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [208 Valid, 5482 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2023-12-02 15:45:36,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2023-12-02 15:45:36,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 427. [2023-12-02 15:45:36,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 364 states have (on average 1.414835164835165) internal successors, (515), 365 states have internal predecessors, (515), 46 states have call successors, (46), 16 states have call predecessors, (46), 16 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-02 15:45:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 607 transitions. [2023-12-02 15:45:36,528 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 607 transitions. Word has length 146 [2023-12-02 15:45:36,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:45:36,529 INFO L495 AbstractCegarLoop]: Abstraction has 427 states and 607 transitions. [2023-12-02 15:45:36,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 55 states have (on average 3.309090909090909) internal successors, (182), 55 states have internal predecessors, (182), 16 states have call successors, (57), 13 states have call predecessors, (57), 16 states have return successors, (57), 13 states have call predecessors, (57), 16 states have call successors, (57) [2023-12-02 15:45:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 607 transitions. [2023-12-02 15:45:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 15:45:36,530 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:45:36,530 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 15:45:36,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-02 15:45:36,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2023-12-02 15:45:36,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (22)] Ended with exit code 0 [2023-12-02 15:45:37,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:45:37,132 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:45:37,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:45:37,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1446507898, now seen corresponding path program 1 times [2023-12-02 15:45:37,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:45:37,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [225149053] [2023-12-02 15:45:37,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:45:37,133 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 15:45:37,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:45:37,134 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:45:37,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (25)] Waiting until timeout for monitored process [2023-12-02 15:45:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:45:37,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 15:45:37,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:45:40,811 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 15:45:41,752 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 33 treesize of output 17 [2023-12-02 15:45:42,824 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 42 treesize of output 29 [2023-12-02 15:45:43,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 15:45:44,901 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 58 treesize of output 55 [2023-12-02 15:45:45,186 INFO L349 Elim1Store]: treesize reduction 67, result has 18.3 percent of original size [2023-12-02 15:45:45,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 83 [2023-12-02 15:45:45,486 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 68 treesize of output 53 [2023-12-02 15:45:45,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 44 [2023-12-02 15:45:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 303 proven. 151 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-12-02 15:45:45,935 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:45:46,067 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_827 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_827))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:45:52,606 WARN L854 $PredicateComparison]: unable to prove that (forall ((~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite24#1| (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite29#1| (_ BitVec 32)) (v_ArrVal_827 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |ULTIMATE.start_step_#t~ite29#1| |ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_827))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:45:58,990 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:45:58,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [225149053] [2023-12-02 15:45:58,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [225149053] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:45:58,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [515185404] [2023-12-02 15:45:58,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:45:58,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:45:58,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:45:58,992 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:45:58,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-02 15:45:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:45:59,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 15:45:59,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:46:03,393 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 15:46:04,827 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 15:46:06,579 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 41 treesize of output 28 [2023-12-02 15:46:07,618 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 41 treesize of output 28 [2023-12-02 15:46:09,215 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 49 treesize of output 43 [2023-12-02 15:46:09,608 INFO L349 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2023-12-02 15:46:09,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 45 treesize of output 57 [2023-12-02 15:46:10,044 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 45 treesize of output 34 [2023-12-02 15:46:10,538 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 53 treesize of output 29 [2023-12-02 15:46:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 303 proven. 151 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-12-02 15:46:10,612 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:46:10,642 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_863 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_863))) (bvslt (bvadd (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:46:10,676 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_863 (Array (_ BitVec 32) (_ BitVec 32))) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset (_ BitVec 32))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_863))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:46:16,757 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_863 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_step_#t~ite24#1| (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite29#1| (_ BitVec 32))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |ULTIMATE.start_step_#t~ite29#1| |ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_863))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:46:58,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [515185404] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:46:58,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462342309] [2023-12-02 15:46:58,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:46:58,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:46:58,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:46:58,354 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:46:58,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2023-12-02 15:46:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:46:58,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 15:46:58,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:47:01,559 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 15:47:02,224 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 33 treesize of output 17 [2023-12-02 15:47:03,004 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 42 treesize of output 29 [2023-12-02 15:47:03,867 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 42 treesize of output 29 [2023-12-02 15:47:05,076 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 50 treesize of output 44 [2023-12-02 15:47:05,451 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2023-12-02 15:47:05,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 71 [2023-12-02 15:47:05,868 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 60 treesize of output 47 [2023-12-02 15:47:06,349 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 68 treesize of output 40 [2023-12-02 15:47:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 303 proven. 151 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-12-02 15:47:06,435 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:47:06,471 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_900 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_900))) (bvslt (bvadd (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:47:06,501 WARN L854 $PredicateComparison]: unable to prove that (forall ((~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset (_ BitVec 32)) (v_ArrVal_900 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select |c_#memory_int| ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_900))) (bvslt (bvadd (_ bv1 32) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset)))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:47:12,594 WARN L854 $PredicateComparison]: unable to prove that (forall ((~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite24#1| (_ BitVec 32)) (~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset (_ BitVec 32)) (|ULTIMATE.start_step_#t~ite29#1| (_ BitVec 32)) (v_ArrVal_900 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |ULTIMATE.start_step_#t~ite29#1| |ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) ~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_900))) (bvslt (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32)) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer~0.offset)))))) is different from false [2023-12-02 15:48:27,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462342309] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:48:27,305 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 15:48:27,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19, 18] total 41 [2023-12-02 15:48:27,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729342879] [2023-12-02 15:48:27,305 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 15:48:27,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2023-12-02 15:48:27,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:48:27,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2023-12-02 15:48:27,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=2176, Unknown=45, NotChecked=840, Total=3422 [2023-12-02 15:48:27,308 INFO L87 Difference]: Start difference. First operand 427 states and 607 transitions. Second operand has 42 states, 38 states have (on average 4.078947368421052) internal successors, (155), 40 states have internal predecessors, (155), 15 states have call successors, (40), 11 states have call predecessors, (40), 15 states have return successors, (40), 12 states have call predecessors, (40), 15 states have call successors, (40) [2023-12-02 15:48:43,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:48:43,092 INFO L93 Difference]: Finished difference Result 854 states and 1223 transitions. [2023-12-02 15:48:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 15:48:43,093 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 38 states have (on average 4.078947368421052) internal successors, (155), 40 states have internal predecessors, (155), 15 states have call successors, (40), 11 states have call predecessors, (40), 15 states have return successors, (40), 12 states have call predecessors, (40), 15 states have call successors, (40) Word has length 146 [2023-12-02 15:48:43,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:48:43,096 INFO L225 Difference]: With dead ends: 854 [2023-12-02 15:48:43,096 INFO L226 Difference]: Without dead ends: 607 [2023-12-02 15:48:43,097 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 538 GetRequests, 459 SyntacticMatches, 6 SemanticMatches, 73 ConstructedPredicates, 8 IntricatePredicates, 0 DeprecatedPredicates, 1366 ImplicationChecksByTransitivity, 150.0s TimeCoverageRelationStatistics Valid=757, Invalid=3652, Unknown=45, NotChecked=1096, Total=5550 [2023-12-02 15:48:43,097 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 2119 mSDsluCounter, 1466 mSDsCounter, 0 mSdLazyCounter, 3428 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2129 SdHoareTripleChecker+Valid, 1570 SdHoareTripleChecker+Invalid, 3577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 3428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2023-12-02 15:48:43,098 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2129 Valid, 1570 Invalid, 3577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 3428 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2023-12-02 15:48:43,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2023-12-02 15:48:43,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 444. [2023-12-02 15:48:43,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 381 states have (on average 1.4225721784776904) internal successors, (542), 382 states have internal predecessors, (542), 46 states have call successors, (46), 16 states have call predecessors, (46), 16 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-02 15:48:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 634 transitions. [2023-12-02 15:48:43,179 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 634 transitions. Word has length 146 [2023-12-02 15:48:43,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:48:43,179 INFO L495 AbstractCegarLoop]: Abstraction has 444 states and 634 transitions. [2023-12-02 15:48:43,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 38 states have (on average 4.078947368421052) internal successors, (155), 40 states have internal predecessors, (155), 15 states have call successors, (40), 11 states have call predecessors, (40), 15 states have return successors, (40), 12 states have call predecessors, (40), 15 states have call successors, (40) [2023-12-02 15:48:43,180 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 634 transitions. [2023-12-02 15:48:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 15:48:43,181 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:48:43,181 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 15:48:43,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2023-12-02 15:48:43,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (25)] Ended with exit code 0 [2023-12-02 15:48:43,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-02 15:48:43,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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=3,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 15:48:43,783 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:48:43,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:48:43,783 INFO L85 PathProgramCache]: Analyzing trace with hash 1168145146, now seen corresponding path program 1 times [2023-12-02 15:48:43,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:48:43,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [990453618] [2023-12-02 15:48:43,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:48:43,783 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 15:48:43,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:48:43,784 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:48:43,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (28)] Waiting until timeout for monitored process [2023-12-02 15:48:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:48:44,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 15:48:44,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:48:47,130 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 15:48:47,796 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 25 treesize of output 13 [2023-12-02 15:48:48,650 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 34 treesize of output 25 [2023-12-02 15:48:49,367 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 31 treesize of output 33 [2023-12-02 15:48:50,456 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 55 treesize of output 59 [2023-12-02 15:48:51,063 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 83 treesize of output 62 [2023-12-02 15:48:51,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 55 [2023-12-02 15:48:51,956 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 248 proven. 151 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2023-12-02 15:48:51,956 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:48:52,368 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_934 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse0 (store |c_#memory_int| c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_934))) (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer~0.offset))) (_ bv1 32))))))) is different from false [2023-12-02 15:48:53,646 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:48:53,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [990453618] [2023-12-02 15:48:53,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [990453618] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:48:53,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1428879294] [2023-12-02 15:48:53,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:48:53,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:48:53,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:48:53,647 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:48:53,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-02 15:48:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:48:54,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 15:48:54,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:48:58,481 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 15:48:59,872 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 25 treesize of output 13 [2023-12-02 15:49:01,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2023-12-02 15:49:03,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2023-12-02 15:49:05,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2023-12-02 15:49:07,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 70 [2023-12-02 15:49:09,267 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 97 treesize of output 77 [2023-12-02 15:49:11,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 70 [2023-12-02 15:49:11,841 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 51 proven. 443 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 15:49:11,841 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:49:16,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1428879294] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:49:16,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [719428932] [2023-12-02 15:49:16,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:49:16,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 15:49:16,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 15:49:16,962 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 15:49:16,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2023-12-02 15:49:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:49:17,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 326 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-02 15:49:17,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:49:21,875 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 15:49:25,944 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 39 treesize of output 30 [2023-12-02 15:49:28,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 28 [2023-12-02 15:49:31,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-12-02 15:49:33,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2023-12-02 15:49:37,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 89 [2023-12-02 15:49:39,260 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 110 treesize of output 88 [2023-12-02 15:49:41,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 70 [2023-12-02 15:49:42,133 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 87 proven. 467 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-12-02 15:49:42,133 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:49:49,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [719428932] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:49:49,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 15:49:49,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 31, 38] total 84 [2023-12-02 15:49:49,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027667750] [2023-12-02 15:49:49,283 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 15:49:49,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2023-12-02 15:49:49,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 15:49:49,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2023-12-02 15:49:49,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1017, Invalid=12509, Unknown=50, NotChecked=230, Total=13806 [2023-12-02 15:49:49,287 INFO L87 Difference]: Start difference. First operand 444 states and 634 transitions. Second operand has 85 states, 76 states have (on average 2.710526315789474) internal successors, (206), 76 states have internal predecessors, (206), 23 states have call successors, (57), 17 states have call predecessors, (57), 24 states have return successors, (57), 19 states have call predecessors, (57), 23 states have call successors, (57) [2023-12-02 15:50:36,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 15:50:36,563 INFO L93 Difference]: Finished difference Result 919 states and 1330 transitions. [2023-12-02 15:50:36,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-12-02 15:50:36,565 INFO L78 Accepts]: Start accepts. Automaton has has 85 states, 76 states have (on average 2.710526315789474) internal successors, (206), 76 states have internal predecessors, (206), 23 states have call successors, (57), 17 states have call predecessors, (57), 24 states have return successors, (57), 19 states have call predecessors, (57), 23 states have call successors, (57) Word has length 146 [2023-12-02 15:50:36,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 15:50:36,568 INFO L225 Difference]: With dead ends: 919 [2023-12-02 15:50:36,568 INFO L226 Difference]: Without dead ends: 655 [2023-12-02 15:50:36,571 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 404 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 9507 ImplicationChecksByTransitivity, 53.2s TimeCoverageRelationStatistics Valid=2933, Invalid=24743, Unknown=50, NotChecked=330, Total=28056 [2023-12-02 15:50:36,572 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 2221 mSDsluCounter, 4457 mSDsCounter, 0 mSdLazyCounter, 8979 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2221 SdHoareTripleChecker+Valid, 4588 SdHoareTripleChecker+Invalid, 9217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 8979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.9s IncrementalHoareTripleChecker+Time [2023-12-02 15:50:36,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2221 Valid, 4588 Invalid, 9217 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [238 Valid, 8979 Invalid, 0 Unknown, 0 Unchecked, 28.9s Time] [2023-12-02 15:50:36,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 655 states. [2023-12-02 15:50:36,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 655 to 444. [2023-12-02 15:50:36,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 444 states, 381 states have (on average 1.4225721784776904) internal successors, (542), 382 states have internal predecessors, (542), 46 states have call successors, (46), 16 states have call predecessors, (46), 16 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-12-02 15:50:36,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 634 transitions. [2023-12-02 15:50:36,644 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 634 transitions. Word has length 146 [2023-12-02 15:50:36,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 15:50:36,645 INFO L495 AbstractCegarLoop]: Abstraction has 444 states and 634 transitions. [2023-12-02 15:50:36,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 76 states have (on average 2.710526315789474) internal successors, (206), 76 states have internal predecessors, (206), 23 states have call successors, (57), 17 states have call predecessors, (57), 24 states have return successors, (57), 19 states have call predecessors, (57), 23 states have call successors, (57) [2023-12-02 15:50:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 634 transitions. [2023-12-02 15:50:36,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 15:50:36,646 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 15:50:36,646 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 15:50:36,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2023-12-02 15:50:36,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (28)] Ended with exit code 0 [2023-12-02 15:50:37,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-02 15:50:37,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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=3,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 15:50:37,247 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 15:50:37,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 15:50:37,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1374534006, now seen corresponding path program 1 times [2023-12-02 15:50:37,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 15:50:37,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [144296434] [2023-12-02 15:50:37,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:50:37,248 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 15:50:37,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 15:50:37,249 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 15:50:37,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/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 (31)] Waiting until timeout for monitored process [2023-12-02 15:50:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:50:37,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 15:50:37,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:50:37,877 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 17 treesize of output 9 [2023-12-02 15:50:41,262 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 15:50:42,484 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 15:50:43,255 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 15:50:44,066 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 34 treesize of output 18 [2023-12-02 15:50:45,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 38 [2023-12-02 15:50:46,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 74 [2023-12-02 15:50:46,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 86 [2023-12-02 15:50:47,267 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 102 treesize of output 84 [2023-12-02 15:50:47,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 62 [2023-12-02 15:50:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 51 proven. 431 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2023-12-02 15:50:47,761 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 15:50:53,953 WARN L854 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_step_#t~ite24#1| (_ BitVec 32)) (v_ArrVal_1038 (Array (_ BitVec 32) (_ BitVec 32))) (|ULTIMATE.start_step_#t~ite29#1| (_ BitVec 32))) (not (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base (store (select |c_#memory_int| c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var5_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |ULTIMATE.start_step_#t~ite29#1| |ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base (store (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var2_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset)))))) c_~BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer~0.base v_ArrVal_1038))) (bvslt ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.base) c_~unsigned_char_Array_0_arrayunsigned_char_Array_0Var3_Pointer~0.offset))) ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse0 c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.base) c_~signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer~0.offset))))))) is different from false [2023-12-02 15:51:17,229 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 15:51:17,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [144296434] [2023-12-02 15:51:17,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [144296434] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 15:51:17,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1723572596] [2023-12-02 15:51:17,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 15:51:17,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 15:51:17,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 15:51:17,230 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 15:51:17,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35414dcc-5d43-4e1b-b2c0-fd10a446f1ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-02 15:51:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 15:51:18,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 15:51:18,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 15:51:21,265 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 15:51:22,901 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 15:51:23,530 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 15:51:24,269 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 15:51:26,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2023-12-02 15:51:27,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 58 [2023-12-02 15:51:28,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 70 [2023-12-02 15:51:28,601 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 82 treesize of output 66 [2023-12-02 15:51:29,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 46 [2023-12-02 15:51:29,353 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 80 proven. 431 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2023-12-02 15:51:29,353 INFO L327 TraceCheckSpWp]: Computing backward predicates...