./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 f42b59812bd2a1a9a1f0efda163720e6b228b355a5987a2dff24085c1e858724 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:59:58,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:59:58,921 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:59:58,925 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:59:58,926 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:59:58,947 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:59:58,947 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:59:58,948 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:59:58,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:59:58,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:59:58,950 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:59:58,950 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:59:58,951 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:59:58,951 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:59:58,952 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:59:58,952 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:59:58,953 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:59:58,953 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:59:58,954 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:59:58,954 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:59:58,955 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:59:58,955 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:59:58,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:59:58,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:59:58,957 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:59:58,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:59:58,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:59:58,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:59:58,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:59:58,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:59:58,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:59:58,959 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:59:58,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:59:58,960 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:59:58,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:59:58,960 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:59:58,960 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:59:58,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:59:58,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:59:58,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:59:58,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:59:58,961 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:59:58,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:59:58,962 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:59:58,962 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:59:58,962 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:59:58,962 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:59:58,963 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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f42b59812bd2a1a9a1f0efda163720e6b228b355a5987a2dff24085c1e858724 [2023-12-02 19:59:59,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:59:59,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:59:59,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:59:59,210 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:59:59,210 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:59:59,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i [2023-12-02 20:00:02,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:00:02,216 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:00:02,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i [2023-12-02 20:00:02,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data/252570713/ef11d7956d7a4df4acd54e9026100abe/FLAG174cf62fe [2023-12-02 20:00:02,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data/252570713/ef11d7956d7a4df4acd54e9026100abe [2023-12-02 20:00:02,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:00:02,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:00:02,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:00:02,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:00:02,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:00:02,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdd0641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02, skipping insertion in model container [2023-12-02 20:00:02,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,284 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:00:02,405 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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i[916,929] [2023-12-02 20:00:02,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:00:02,468 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:00:02,478 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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i[916,929] [2023-12-02 20:00:02,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:00:02,526 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:00:02,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02 WrapperNode [2023-12-02 20:00:02,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:00:02,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:00:02,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:00:02,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:00:02,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,547 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,586 INFO L138 Inliner]: procedures = 29, calls = 114, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 332 [2023-12-02 20:00:02,586 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:00:02,587 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:00:02,587 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:00:02,587 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:00:02,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,620 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:00:02,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:00:02,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:00:02,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:00:02,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (1/1) ... [2023-12-02 20:00:02,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:00:02,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:00:02,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:00:02,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:00:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:00:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 20:00:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 20:00:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 20:00:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 20:00:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 20:00:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:00:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:00:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:00:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:00:02,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:00:02,795 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:00:02,797 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:00:03,159 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:00:03,514 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:00:03,514 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:00:03,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:00:03 BoogieIcfgContainer [2023-12-02 20:00:03,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:00:03,518 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:00:03,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:00:03,522 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:00:03,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:00:02" (1/3) ... [2023-12-02 20:00:03,523 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258aa642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:00:03, skipping insertion in model container [2023-12-02 20:00:03,523 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:02" (2/3) ... [2023-12-02 20:00:03,523 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@258aa642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:00:03, skipping insertion in model container [2023-12-02 20:00:03,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:00:03" (3/3) ... [2023-12-02 20:00:03,525 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-0.i [2023-12-02 20:00:03,545 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:00:03,545 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:00:03,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:00:03,597 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;@4c1dadb7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:00:03,597 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:00:03,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 15 states have internal predecessors, (17), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-02 20:00:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 20:00:03,608 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:00:03,609 INFO L195 NwaCegarLoop]: trace histogram [8, 1, 1, 1, 1, 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 20:00:03,609 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:00:03,615 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:00:03,615 INFO L85 PathProgramCache]: Analyzing trace with hash 46954400, now seen corresponding path program 1 times [2023-12-02 20:00:03,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 20:00:03,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4120898] [2023-12-02 20:00:03,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:00:03,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:00:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:00:04,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 20:00:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:00:04,501 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 20:00:04,503 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 20:00:04,505 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 20:00:04,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 20:00:04,511 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 20:00:04,515 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 20:00:04,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated [2023-12-02 20:00:04,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated [2023-12-02 20:00:04,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated [2023-12-02 20:00:04,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated [2023-12-02 20:00:04,562 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-12-02 20:00:04,563 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated [2023-12-02 20:00:04,564 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-12-02 20:00:04,565 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-12-02 20:00:04,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-12-02 20:00:04,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short35 could not be translated [2023-12-02 20:00:04,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-12-02 20:00:04,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short38 could not be translated [2023-12-02 20:00:04,566 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated [2023-12-02 20:00:04,567 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-12-02 20:00:04,567 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-12-02 20:00:04,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated [2023-12-02 20:00:04,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-12-02 20:00:04,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-12-02 20:00:04,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-12-02 20:00:04,568 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated [2023-12-02 20:00:04,569 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short35 could not be translated [2023-12-02 20:00:04,569 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short38 could not be translated [2023-12-02 20:00:04,569 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-12-02 20:00:04,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-12-02 20:00:04,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-12-02 20:00:04,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated [2023-12-02 20:00:04,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-12-02 20:00:04,570 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-12-02 20:00:04,571 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-12-02 20:00:04,571 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-12-02 20:00:04,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-12-02 20:00:04,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-12-02 20:00:04,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated [2023-12-02 20:00:04,572 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-12-02 20:00:04,573 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-12-02 20:00:04,573 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-12-02 20:00:04,573 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-12-02 20:00:04,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-12-02 20:00:04,575 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-12-02 20:00:04,576 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-12-02 20:00:04,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:00:04 BoogieIcfgContainer [2023-12-02 20:00:04,592 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:00:04,593 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:00:04,593 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:00:04,593 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:00:04,593 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:00:03" (3/4) ... [2023-12-02 20:00:04,595 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 20:00:04,597 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:00:04,598 INFO L158 Benchmark]: Toolchain (without parser) took 2354.37ms. Allocated memory was 172.0MB in the beginning and 209.7MB in the end (delta: 37.7MB). Free memory was 132.7MB in the beginning and 88.2MB in the end (delta: 44.4MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2023-12-02 20:00:04,599 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory was 63.4MB in the beginning and 63.2MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:00:04,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.88ms. Allocated memory is still 172.0MB. Free memory was 131.9MB in the beginning and 118.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 20:00:04,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.45ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 115.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:00:04,600 INFO L158 Benchmark]: Boogie Preprocessor took 48.82ms. Allocated memory is still 172.0MB. Free memory was 115.9MB in the beginning and 113.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 20:00:04,601 INFO L158 Benchmark]: RCFGBuilder took 879.40ms. Allocated memory is still 172.0MB. Free memory was 113.0MB in the beginning and 114.3MB in the end (delta: -1.3MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2023-12-02 20:00:04,602 INFO L158 Benchmark]: TraceAbstraction took 1073.54ms. Allocated memory was 172.0MB in the beginning and 209.7MB in the end (delta: 37.7MB). Free memory was 114.3MB in the beginning and 88.2MB in the end (delta: 26.0MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. [2023-12-02 20:00:04,602 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 209.7MB. Free memory was 88.2MB in the beginning and 88.2MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:00:04,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory was 63.4MB in the beginning and 63.2MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.88ms. Allocated memory is still 172.0MB. Free memory was 131.9MB in the beginning and 118.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.45ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 115.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.82ms. Allocated memory is still 172.0MB. Free memory was 115.9MB in the beginning and 113.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 879.40ms. Allocated memory is still 172.0MB. Free memory was 113.0MB in the beginning and 114.3MB in the end (delta: -1.3MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1073.54ms. Allocated memory was 172.0MB in the beginning and 209.7MB in the end (delta: 37.7MB). Free memory was 114.3MB in the beginning and 88.2MB in the end (delta: 26.0MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 209.7MB. Free memory was 88.2MB in the beginning and 88.2MB in the end (delta: 2.0kB). 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~mem27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem33 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation 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 50, overapproximation of someBinaryArithmeticDOUBLEoperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2] = { 1, 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-L29] double double_Array_0[2][2] = { {5.25, 128.2}, {15.4, 25.8} }; [L30] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0][0]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1][0]); [L32] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[0][1]); [L33] double* double_Array_0_arraydouble_Array_0arrayVar3_Pointer = &(double_Array_0[1][1]); [L34-L36] unsigned char unsigned_char_Array_0[2] = { 1, 100 }; [L37] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L38] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1]); [L39-L41] unsigned short int unsigned_short_int_Array_0[1] = { 5 }; [L42] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer = &(unsigned_short_int_Array_0[0]); [L43] double last_1_double_Array_0_0__0_ = 5.25; [L44] unsigned char last_1_unsigned_char_Array_0_1_ = 100; [L45] unsigned short int last_1_unsigned_short_int_Array_0_0_ = 5; [L105] isInitial = 1 [L106] FCALL initially() [L107] COND TRUE 1 [L108] CALL updateLastVariables() [L96] EXPR double_Array_0[0][0] [L96] last_1_double_Array_0_0__0_ = double_Array_0[0][0] [L97] EXPR unsigned_char_Array_0[1] [L97] last_1_unsigned_char_Array_0_1_ = unsigned_char_Array_0[1] [L98] EXPR unsigned_short_int_Array_0[0] [L98] last_1_unsigned_short_int_Array_0_0_ = unsigned_short_int_Array_0[0] [L108] RET updateLastVariables() [L109] CALL updateVariables() [L81] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L82] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L82] 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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L82] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L83] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L83] 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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L83] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L84] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L85] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L85] 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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L85] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L86] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L86] 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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L86] 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L87] double_Array_0[1][0] = __VERIFIER_nondet_double() [L88] EXPR double_Array_0[1][0] [L88] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F [L88] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][0] >= 1.0e-20F ) [L88] EXPR double_Array_0[1][0] [L88] EXPR double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][0] >= 1.0e-20F [L88] EXPR double_Array_0[1][0] [L88] EXPR double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][0] >= 1.0e-20F [L88] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][0] >= 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L88] CALL assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][0] >= 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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854765600e+12F && double_Array_0[1][0] >= 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L89] double_Array_0[0][1] = __VERIFIER_nondet_double() [L90] EXPR double_Array_0[0][1] [L90] EXPR double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F [L90] EXPR double_Array_0[0][1] [L90] EXPR double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F [L90] EXPR (double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L90] CALL assume_abort_if_not((double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((double_Array_0[0][1] >= 0.0F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854765600e+12F && double_Array_0[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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L91] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L92] EXPR 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L92] CALL assume_abort_if_not(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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L93] EXPR 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L93] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 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}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 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}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [L109] RET updateVariables() [L110] CALL step() [L49] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L49] COND TRUE (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) [L50] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L50] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L50] COND TRUE ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) * ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - 5.3)) <= last_1_double_Array_0_0__0_ [L51] (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) = last_1_unsigned_char_Array_0_1_ [L54] COND FALSE !((last_1_unsigned_short_int_Array_0_0_ + last_1_unsigned_short_int_Array_0_0_) < last_1_unsigned_short_int_Array_0_0_) [L59] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer) [L59] COND FALSE !(! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) [L62] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L62] EXPR ((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) [L62] (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) = ((((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) [L64] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L64] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L64] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) [L64] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) [L64] COND FALSE !(((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) + ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) + (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) != (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) [L77] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L77] (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) = (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) [L110] RET step() [L111] CALL, EXPR property() [L101] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer) [L101] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))) [L101] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) [L101] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L101] EXPR ((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) [L101] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))) [L101] EXPR ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))) && ((((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) + ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) + (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) != (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? (((- (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) [L101] EXPR (((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))) && ((((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) + ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) + (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) != (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? (((- (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))) && (((last_1_unsigned_short_int_Array_0_0_ + last_1_unsigned_short_int_Array_0_0_) < last_1_unsigned_short_int_Array_0_0_) ? ((last_1_unsigned_short_int_Array_0_0_ > last_1_unsigned_short_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : 1) : 1) [L101] EXPR ((((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))) && ((((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) + ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) + (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) != (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? (((- (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))) && (((last_1_unsigned_short_int_Array_0_0_ + last_1_unsigned_short_int_Array_0_0_) < last_1_unsigned_short_int_Array_0_0_) ? ((last_1_unsigned_short_int_Array_0_0_ > last_1_unsigned_short_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : 1) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) * ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - 5.3)) <= last_1_double_Array_0_0__0_) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) last_1_unsigned_char_Array_0_1_)) : 1) : 1) [L101-L102] return ((((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)) == ((double) ((((16.2) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (16.2) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))) && ((((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) + ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) + (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) != (*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) ? (((- (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer))) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)))) : 1) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))) && (((last_1_unsigned_short_int_Array_0_0_ + last_1_unsigned_short_int_Array_0_0_) < last_1_unsigned_short_int_Array_0_0_) ? ((last_1_unsigned_short_int_Array_0_0_ > last_1_unsigned_short_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : 1) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer)) * ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)) - 5.3)) <= last_1_double_Array_0_0__0_) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) last_1_unsigned_char_Array_0_1_)) : 1) : 1) ; [L111] RET, EXPR property() [L111] 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}, \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={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] [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}, \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={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, last_1_double_Array_0_0__0_=21/4, last_1_unsigned_char_Array_0_1_=100, last_1_unsigned_short_int_Array_0_0_=5, unsigned_char_Array_0={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={6:1}, unsigned_short_int_Array_0={7:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 8, 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=25occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 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 20:00:04,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 f42b59812bd2a1a9a1f0efda163720e6b228b355a5987a2dff24085c1e858724 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:00:06,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:00:06,729 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 20:00:06,735 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:00:06,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:00:06,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:00:06,765 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:00:06,766 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:00:06,767 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:00:06,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:00:06,768 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 20:00:06,769 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 20:00:06,769 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 20:00:06,770 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 20:00:06,770 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 20:00:06,771 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 20:00:06,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:00:06,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:00:06,773 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:00:06,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:00:06,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:00:06,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:00:06,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:00:06,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:00:06,777 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 20:00:06,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 20:00:06,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 20:00:06,778 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:00:06,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:00:06,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:00:06,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:00:06,780 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:00:06,780 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:00:06,780 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:00:06,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:00:06,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:00:06,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:00:06,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:00:06,782 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 20:00:06,782 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:00:06,783 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:00:06,783 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:00:06,783 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 20:00:06,784 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:00:06,784 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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f42b59812bd2a1a9a1f0efda163720e6b228b355a5987a2dff24085c1e858724 [2023-12-02 20:00:07,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:00:07,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:00:07,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:00:07,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:00:07,102 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:00:07,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i [2023-12-02 20:00:09,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:00:10,058 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:00:10,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i [2023-12-02 20:00:10,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data/15c92d0f9/06cdbcd3613d402298b173f1a3e23710/FLAGe546286d7 [2023-12-02 20:00:10,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/data/15c92d0f9/06cdbcd3613d402298b173f1a3e23710 [2023-12-02 20:00:10,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:00:10,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:00:10,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:00:10,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:00:10,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:00:10,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75142447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10, skipping insertion in model container [2023-12-02 20:00:10,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,126 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:00:10,275 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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i[916,929] [2023-12-02 20:00:10,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:00:10,343 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:00:10,357 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_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-0.i[916,929] [2023-12-02 20:00:10,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:00:10,411 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:00:10,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10 WrapperNode [2023-12-02 20:00:10,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:00:10,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:00:10,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:00:10,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:00:10,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,469 INFO L138 Inliner]: procedures = 33, calls = 114, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 332 [2023-12-02 20:00:10,469 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:00:10,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:00:10,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:00:10,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:00:10,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,487 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,516 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:00:10,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:00:10,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:00:10,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:00:10,523 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (1/1) ... [2023-12-02 20:00:10,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:00:10,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:00:10,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:00:10,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:00:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:00:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 20:00:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 20:00:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 20:00:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-02 20:00:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 20:00:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-02 20:00:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-12-02 20:00:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:00:10,591 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:00:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:00:10,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:00:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 20:00:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-12-02 20:00:10,708 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:00:10,711 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:00:23,682 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:00:23,729 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:00:23,729 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:00:23,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:00:23 BoogieIcfgContainer [2023-12-02 20:00:23,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:00:23,733 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:00:23,733 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:00:23,736 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:00:23,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:00:10" (1/3) ... [2023-12-02 20:00:23,737 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a43a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:00:23, skipping insertion in model container [2023-12-02 20:00:23,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:00:10" (2/3) ... [2023-12-02 20:00:23,737 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a43a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:00:23, skipping insertion in model container [2023-12-02 20:00:23,737 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:00:23" (3/3) ... [2023-12-02 20:00:23,739 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-0.i [2023-12-02 20:00:23,757 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:00:23,757 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:00:23,806 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:00:23,812 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;@415f752d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:00:23,812 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:00:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 67 states have (on average 1.507462686567164) internal successors, (101), 68 states have internal predecessors, (101), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-02 20:00:23,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 20:00:23,828 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:00:23,829 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:00:23,830 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:00:23,835 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:00:23,835 INFO L85 PathProgramCache]: Analyzing trace with hash 591585986, now seen corresponding path program 1 times [2023-12-02 20:00:23,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:00:23,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842131681] [2023-12-02 20:00:23,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:00:23,848 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 20:00:23,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:00:23,849 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:00:23,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:00:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:00:24,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:00:24,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:00:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-12-02 20:00:24,416 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:00:24,416 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:00:24,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842131681] [2023-12-02 20:00:24,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842131681] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:00:24,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:00:24,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:00:24,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446134288] [2023-12-02 20:00:24,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:00:24,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 20:00:24,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:00:24,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 20:00:24,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:00:24,455 INFO L87 Difference]: Start difference. First operand has 78 states, 67 states have (on average 1.507462686567164) internal successors, (101), 68 states have internal predecessors, (101), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 20:00:24,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:00:24,510 INFO L93 Difference]: Finished difference Result 150 states and 235 transitions. [2023-12-02 20:00:24,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:00:24,513 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2023-12-02 20:00:24,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:00:24,520 INFO L225 Difference]: With dead ends: 150 [2023-12-02 20:00:24,521 INFO L226 Difference]: Without dead ends: 73 [2023-12-02 20:00:24,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 72 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 20:00:24,528 INFO L413 NwaCegarLoop]: 99 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, 99 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 20:00:24,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 20:00:24,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-12-02 20:00:24,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-12-02 20:00:24,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 63 states have (on average 1.380952380952381) internal successors, (87), 63 states have internal predecessors, (87), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-02 20:00:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2023-12-02 20:00:24,571 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 73 [2023-12-02 20:00:24,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:00:24,572 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2023-12-02 20:00:24,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 20:00:24,572 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2023-12-02 20:00:24,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 20:00:24,576 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:00:24,576 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:00:24,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:00:24,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:00:24,779 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:00:24,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:00:24,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1435584142, now seen corresponding path program 1 times [2023-12-02 20:00:24,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:00:24,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882259544] [2023-12-02 20:00:24,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:00:24,781 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 20:00:24,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:00:24,782 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:00:24,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:00:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:00:25,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:00:25,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:00:25,606 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:00:25,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-12-02 20:00:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 20:00:25,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:00:25,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:00:25,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882259544] [2023-12-02 20:00:25,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882259544] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:00:25,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:00:25,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:00:25,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935905329] [2023-12-02 20:00:25,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:00:25,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:00:25,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:00:25,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:00:25,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:00:25,682 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 20:00:28,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:30,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:32,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:34,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:36,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:38,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:40,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:42,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:45,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:47,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:49,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:51,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:53,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:56,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:00:58,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:00,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:02,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:04,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:04,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:01:04,764 INFO L93 Difference]: Finished difference Result 151 states and 214 transitions. [2023-12-02 20:01:04,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 20:01:04,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 73 [2023-12-02 20:01:04,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:01:04,804 INFO L225 Difference]: With dead ends: 151 [2023-12-02 20:01:04,804 INFO L226 Difference]: Without dead ends: 79 [2023-12-02 20:01:04,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:01:04,805 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 97 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 4 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.9s IncrementalHoareTripleChecker+Time [2023-12-02 20:01:04,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 255 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 139 Invalid, 16 Unknown, 0 Unchecked, 38.9s Time] [2023-12-02 20:01:04,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-12-02 20:01:04,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 73. [2023-12-02 20:01:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 63 states have internal predecessors, (86), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-02 20:01:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2023-12-02 20:01:04,815 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 73 [2023-12-02 20:01:04,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:01:04,815 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2023-12-02 20:01:04,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 20:01:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2023-12-02 20:01:04,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 20:01:04,817 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:01:04,817 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:01:04,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:01:05,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:01:05,018 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:01:05,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:01:05,019 INFO L85 PathProgramCache]: Analyzing trace with hash -258554860, now seen corresponding path program 1 times [2023-12-02 20:01:05,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:01:05,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [621638828] [2023-12-02 20:01:05,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:01:05,020 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 20:01:05,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:01:05,022 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:01:05,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 20:01:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:01:05,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:01:05,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:01:05,861 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 20:01:05,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2023-12-02 20:01:05,926 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-12-02 20:01:05,926 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:01:05,926 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:01:05,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [621638828] [2023-12-02 20:01:05,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [621638828] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:01:05,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:01:05,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 20:01:05,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37073461] [2023-12-02 20:01:05,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:01:05,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:01:05,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:01:05,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:01:05,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-02 20:01:05,930 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 20:01:08,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:10,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:12,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:14,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:16,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:18,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:20,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:22,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:26,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:28,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:29,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:31,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:33,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:35,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:37,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:39,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:41,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:42,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:01:42,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:01:42,960 INFO L93 Difference]: Finished difference Result 151 states and 212 transitions. [2023-12-02 20:01:43,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 20:01:43,012 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 75 [2023-12-02 20:01:43,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:01:43,014 INFO L225 Difference]: With dead ends: 151 [2023-12-02 20:01:43,014 INFO L226 Difference]: Without dead ends: 79 [2023-12-02 20:01:43,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:01:43,017 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 88 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 4 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.9s IncrementalHoareTripleChecker+Time [2023-12-02 20:01:43,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 249 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 144 Invalid, 13 Unknown, 0 Unchecked, 36.9s Time] [2023-12-02 20:01:43,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-12-02 20:01:43,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 73. [2023-12-02 20:01:43,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 63 states have (on average 1.3492063492063493) internal successors, (85), 63 states have internal predecessors, (85), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-02 20:01:43,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 101 transitions. [2023-12-02 20:01:43,029 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 101 transitions. Word has length 75 [2023-12-02 20:01:43,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:01:43,030 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 101 transitions. [2023-12-02 20:01:43,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-12-02 20:01:43,030 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2023-12-02 20:01:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 20:01:43,032 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:01:43,032 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:01:43,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 20:01:43,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:01:43,233 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:01:43,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:01:43,234 INFO L85 PathProgramCache]: Analyzing trace with hash 914476942, now seen corresponding path program 1 times [2023-12-02 20:01:43,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:01:43,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [389824549] [2023-12-02 20:01:43,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:01:43,235 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 20:01:43,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:01:43,237 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:01:43,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/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 20:02:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:02:25,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 20:02:25,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:02:31,623 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 95 treesize of output 68 [2023-12-02 20:02:33,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 187 treesize of output 119 [2023-12-02 20:02:44,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 356 treesize of output 198 [2023-12-02 20:03:03,006 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_int| (_ bv5 32)))) (let ((.cse0 (let ((.cse8 (concat (select .cse6 (_ bv12 32)) (select .cse6 (_ bv8 32))))) (fp ((_ extract 63 63) .cse8) ((_ extract 62 52) .cse8) ((_ extract 51 0) .cse8))))) (and (= c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base (_ bv5 32)) (= (_ bv8 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset) (= c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset (_ bv24 32)) (= c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv16 32)) (exists ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (let ((.cse1 (let ((.cse7 (concat (select .cse6 (_ bv20 32)) (select .cse6 (_ bv16 32))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7)))) (.cse4 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|)) (.cse5 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_41|))) (and (= (fp.sub c_currentRoundingMode .cse0 .cse1) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|))) (let ((.cse2 (let ((.cse3 (concat .cse4 .cse5))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (fp.eq (fp.add c_currentRoundingMode .cse0 (fp.add c_currentRoundingMode .cse1 .cse2)) .cse2)) (= (select .cse6 (_ bv28 32)) .cse4) (= (select .cse6 (_ bv24 32)) .cse5)))) (= c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base (_ bv5 32)) (= c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base (_ bv5 32)) (fp.geq .cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (exists ((|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (and (= (select .cse6 (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|)) (= (select .cse6 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_42|)))) (fp.leq .cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 20:03:19,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 558 treesize of output 254 [2023-12-02 20:03:50,268 WARN L854 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_property_#t~ite62#1| (_ bv1 32)) (exists ((v_arrayElimCell_20 (_ BitVec 32)) (v_arrayElimCell_23 (_ BitVec 32)) (v_arrayElimCell_22 (_ BitVec 32)) (v_arrayElimCell_18 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (let ((.cse0 (let ((.cse5 (concat v_arrayElimCell_18 v_arrayElimCell_22))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5)))) (.cse1 (let ((.cse4 (concat v_arrayElimCell_20 v_arrayElimCell_23))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))))) (and (fp.leq .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 9223372036854765600.0))) (let ((.cse2 (let ((.cse3 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_41|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (fp.eq (fp.add roundNearestTiesToEven .cse0 (fp.add roundNearestTiesToEven .cse1 .cse2)) .cse2)) (fp.geq .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp.sub roundNearestTiesToEven .cse0 .cse1)))))) is different from false [2023-12-02 20:04:10,797 WARN L854 $PredicateComparison]: unable to prove that (and |c_ULTIMATE.start_property_#t~short83#1| (exists ((v_arrayElimCell_20 (_ BitVec 32)) (v_arrayElimCell_23 (_ BitVec 32)) (v_arrayElimCell_22 (_ BitVec 32)) (v_arrayElimCell_18 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64))) (let ((.cse0 (let ((.cse5 (concat v_arrayElimCell_18 v_arrayElimCell_22))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5)))) (.cse1 (let ((.cse4 (concat v_arrayElimCell_20 v_arrayElimCell_23))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))))) (and (fp.leq .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 9223372036854765600.0))) (let ((.cse2 (let ((.cse3 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_41|)))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))))) (fp.eq (fp.add roundNearestTiesToEven .cse0 (fp.add roundNearestTiesToEven .cse1 .cse2)) .cse2)) (fp.geq .cse0 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)) (fp.sub roundNearestTiesToEven .cse0 .cse1)))))) is different from false [2023-12-02 20:04:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 20:04:10,806 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:04:26,465 WARN L876 $PredicateComparison]: unable to prove that (or (forall ((|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (let ((.cse2 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base (store (store (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_42|)) (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|))))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse2 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse1 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset)) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse3 (let ((.cse4 (select .cse2 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse4 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset)) (select .cse4 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) (let ((.cse5 (let ((.cse6 (select .cse2 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse6 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv4 32))) (select .cse6 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))))))) (not (fp.eq (fp.add c_currentRoundingMode |c_ULTIMATE.start_step_#t~mem16#1| (fp.add c_currentRoundingMode |c_ULTIMATE.start_step_#t~mem14#1| |c_ULTIMATE.start_step_#t~mem15#1|)) |c_ULTIMATE.start_step_#t~mem17#1|))) is different from true [2023-12-02 20:04:36,701 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset)) (.cse9 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv4 32))) (.cse2 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))) (or (forall ((|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (let ((.cse3 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base (store (store (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_42|)) (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|))))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse4 (let ((.cse5 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse7 (let ((.cse8 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse8 .cse9) (select .cse8 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))))))) (not (let ((.cse14 (let ((.cse15 (let ((.cse16 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse16 .cse2) (select .cse16 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse15) ((_ extract 62 52) .cse15) ((_ extract 51 0) .cse15))))) (fp.eq (fp.add c_currentRoundingMode (let ((.cse10 (let ((.cse11 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse11 .cse6) (select .cse11 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse10) ((_ extract 62 52) .cse10) ((_ extract 51 0) .cse10))) (fp.add c_currentRoundingMode (let ((.cse12 (let ((.cse13 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse13 .cse9) (select .cse13 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))) .cse14)) .cse14))))) is different from false [2023-12-02 20:04:38,763 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse6 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset)) (.cse9 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv4 32))) (.cse2 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))) (or (forall ((|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (let ((.cse3 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base (store (store (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_42|)) (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|))))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse4 (let ((.cse5 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse7 (let ((.cse8 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse8 .cse9) (select .cse8 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))))))) (not (let ((.cse14 (let ((.cse15 (let ((.cse16 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse16 .cse2) (select .cse16 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse15) ((_ extract 62 52) .cse15) ((_ extract 51 0) .cse15))))) (fp.eq (fp.add c_currentRoundingMode (let ((.cse10 (let ((.cse11 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse11 .cse6) (select .cse11 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse10) ((_ extract 62 52) .cse10) ((_ extract 51 0) .cse10))) (fp.add c_currentRoundingMode (let ((.cse12 (let ((.cse13 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse13 .cse9) (select .cse13 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))) .cse14)) .cse14))))) is different from true [2023-12-02 20:04:53,389 WARN L876 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_41| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_42| (_ BitVec 64))) (let ((.cse10 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_41|)) (.cse13 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset)) (.cse9 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_41|))) (let ((.cse3 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base (store (store (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset .cse10) .cse13 .cse9))) (.cse2 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset)) (.cse6 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv4 32)))) (or (not (let ((.cse7 (let ((.cse8 (concat .cse9 .cse10))) (fp ((_ extract 63 63) .cse8) ((_ extract 62 52) .cse8) ((_ extract 51 0) .cse8))))) (fp.eq (fp.add c_currentRoundingMode (let ((.cse0 (let ((.cse1 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.add c_currentRoundingMode (let ((.cse4 (let ((.cse5 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) .cse7)) .cse7))) (let ((.cse14 (store .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base (store (store (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_42|)) (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_42|))))) (fp.eq (let ((.cse11 (let ((.cse12 (select .cse14 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse12 .cse13) (select .cse12 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse11) ((_ extract 62 52) .cse11) ((_ extract 51 0) .cse11))) (fp.sub c_currentRoundingMode (let ((.cse15 (let ((.cse16 (select .cse14 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse16 .cse2) (select .cse16 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse15) ((_ extract 62 52) .cse15) ((_ extract 51 0) .cse15))) (let ((.cse17 (let ((.cse18 (select .cse14 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse18 .cse6) (select .cse18 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse17) ((_ extract 62 52) .cse17) ((_ extract 51 0) .cse17)))))) (not (= (fp.sub c_currentRoundingMode (let ((.cse19 (let ((.cse20 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse20 .cse2) (select .cse20 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse19) ((_ extract 62 52) .cse19) ((_ extract 51 0) .cse19))) (let ((.cse21 (let ((.cse22 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse22 .cse6) (select .cse22 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse21) ((_ extract 62 52) .cse21) ((_ extract 51 0) .cse21)))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_41|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_41|)))))))) is different from true [2023-12-02 20:05:53,682 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:05:53,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [389824549] [2023-12-02 20:05:53,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [389824549] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:05:53,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1866363471] [2023-12-02 20:05:53,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:05:53,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:05:53,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 20:05:53,684 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:05:53,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 20:06:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:06:00,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 20:06:00,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:06:03,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2023-12-02 20:06:21,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 77 [2023-12-02 20:06:45,592 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 213 treesize of output 154 [2023-12-02 20:06:54,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 305 treesize of output 173 [2023-12-02 20:07:13,755 WARN L293 SmtUtils]: Spent 6.25s on a formula simplification that was a NOOP. DAG size: 87 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 20:07:35,853 WARN L293 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 110 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 20:07:35,929 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 28 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 420 treesize of output 270 [2023-12-02 20:08:26,633 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 (select |c_#memory_int| (_ bv5 32)))) (and (= c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base (_ bv5 32)) (exists ((|v_skolemized_q#valueAsBitvector_51| (_ BitVec 64))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_51|)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_51|) (select .cse0 (_ bv4 32))))) (= (_ bv8 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse2)))) (or (exists ((|ULTIMATE.start_updateVariables_#t~mem34#1| (_ FloatingPoint 11 53))) (fp.leq |ULTIMATE.start_updateVariables_#t~mem34#1| .cse1)) (exists ((|ULTIMATE.start_updateVariables_#t~mem34#1| (_ FloatingPoint 11 53))) (not (fp.leq |ULTIMATE.start_updateVariables_#t~mem34#1| .cse1))))) (= c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset (_ bv24 32)) (= c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv16 32)) (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_49| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_50| (_ BitVec 64))) (let ((.cse15 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|)) (.cse14 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_48|)) (.cse16 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_49|)) (.cse7 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_49|))) (let ((.cse11 (select .cse0 (_ bv24 32))) (.cse10 (select .cse0 (_ bv28 32))) (.cse13 ((_ to_fp 11 53) c_currentRoundingMode .cse2)) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (.cse6 (select .cse0 (_ bv12 32))) (.cse12 (let ((.cse18 (concat .cse16 .cse7))) (fp ((_ extract 63 63) .cse18) ((_ extract 62 52) .cse18) ((_ extract 51 0) .cse18)))) (.cse3 (let ((.cse17 (concat .cse15 .cse14))) (fp ((_ extract 63 63) .cse17) ((_ extract 62 52) .cse17) ((_ extract 51 0) .cse17))))) (and (fp.leq .cse3 .cse4) (let ((.cse8 (let ((.cse9 (concat .cse10 .cse11))) (fp ((_ extract 63 63) .cse9) ((_ extract 62 52) .cse9) ((_ extract 51 0) .cse9))))) (fp.eq (fp.add c_currentRoundingMode (let ((.cse5 (concat .cse6 .cse7))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))) (fp.add c_currentRoundingMode .cse3 .cse8)) .cse8)) (= .cse11 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_50|)) (fp.geq .cse12 .cse13) (= (select .cse0 (_ bv16 32)) .cse14) (= .cse10 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_50|)) (fp.geq .cse3 .cse13) (fp.leq .cse12 .cse4) (= .cse15 (select .cse0 (_ bv20 32))) (= .cse16 .cse6) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_50|)) (fp.sub c_currentRoundingMode .cse12 .cse3)) (= .cse7 (select .cse0 (_ bv8 32))))))) (= c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base (_ bv5 32)) (= c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base (_ bv5 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-12-02 20:09:13,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 429 treesize of output 193 [2023-12-02 20:10:09,168 WARN L854 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_property_#t~ite62#1| (_ bv1 32)) (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_49| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_50| (_ BitVec 64))) (let ((.cse3 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 9223372036854765600.0))) (.cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (.cse0 (let ((.cse7 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_49|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_49|)))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7)))) (.cse2 (let ((.cse6 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_48|)))) (fp ((_ extract 63 63) .cse6) ((_ extract 62 52) .cse6) ((_ extract 51 0) .cse6))))) (and (fp.geq .cse0 .cse1) (fp.leq .cse2 .cse3) (fp.leq .cse0 .cse3) (= (fp.sub roundNearestTiesToEven .cse0 .cse2) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_50|))) (fp.geq .cse2 .cse1) (let ((.cse4 (let ((.cse5 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_50|)))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))))) (fp.eq (fp.add roundNearestTiesToEven .cse0 (fp.add roundNearestTiesToEven .cse2 .cse4)) .cse4)))))) is different from false [2023-12-02 20:10:36,339 WARN L854 $PredicateComparison]: unable to prove that (and |c_ULTIMATE.start_property_#t~short83#1| (exists ((|v_skolemized_q#valueAsBitvector_48| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_49| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_50| (_ BitVec 64))) (let ((.cse3 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 9223372036854765600.0))) (.cse1 ((_ to_fp 11 53) roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven (/ 1.0 100000000000000000000.0)))) (.cse0 (let ((.cse7 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_49|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_49|)))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7)))) (.cse2 (let ((.cse6 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_48|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_48|)))) (fp ((_ extract 63 63) .cse6) ((_ extract 62 52) .cse6) ((_ extract 51 0) .cse6))))) (and (fp.geq .cse0 .cse1) (fp.leq .cse2 .cse3) (fp.leq .cse0 .cse3) (= (fp.sub roundNearestTiesToEven .cse0 .cse2) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_50|))) (fp.geq .cse2 .cse1) (let ((.cse4 (let ((.cse5 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_50|)))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5))))) (fp.eq (fp.add roundNearestTiesToEven .cse0 (fp.add roundNearestTiesToEven .cse2 .cse4)) .cse4)))))) is different from false [2023-12-02 20:10:36,349 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 16 proven. 68 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 20:10:36,349 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:12:01,210 WARN L293 SmtUtils]: Spent 7.09s on a formula simplification that was a NOOP. DAG size: 58 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 20:12:11,469 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset)) (.cse9 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv4 32))) (.cse2 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))) (or (forall ((|v_skolemized_q#valueAsBitvector_51| (_ BitVec 64))) (let ((.cse3 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base (store (store (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_51|)) (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_51|))))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse4 (let ((.cse5 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse7 (let ((.cse8 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse8 .cse9) (select .cse8 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))))))) (not (let ((.cse14 (let ((.cse15 (let ((.cse16 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse16 .cse2) (select .cse16 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse15) ((_ extract 62 52) .cse15) ((_ extract 51 0) .cse15))))) (fp.eq (fp.add c_currentRoundingMode (let ((.cse10 (let ((.cse11 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse11 .cse6) (select .cse11 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse10) ((_ extract 62 52) .cse10) ((_ extract 51 0) .cse10))) (fp.add c_currentRoundingMode (let ((.cse12 (let ((.cse13 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse13 .cse9) (select .cse13 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))) .cse14)) .cse14))))) is different from false [2023-12-02 20:12:13,531 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse6 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset)) (.cse9 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv4 32))) (.cse2 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))) (or (forall ((|v_skolemized_q#valueAsBitvector_51| (_ BitVec 64))) (let ((.cse3 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base (store (store (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_51|)) (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_51|))))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse4 (let ((.cse5 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse7 (let ((.cse8 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse8 .cse9) (select .cse8 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7))))))) (not (let ((.cse14 (let ((.cse15 (let ((.cse16 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse16 .cse2) (select .cse16 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse15) ((_ extract 62 52) .cse15) ((_ extract 51 0) .cse15))))) (fp.eq (fp.add c_currentRoundingMode (let ((.cse10 (let ((.cse11 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse11 .cse6) (select .cse11 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse10) ((_ extract 62 52) .cse10) ((_ extract 51 0) .cse10))) (fp.add c_currentRoundingMode (let ((.cse12 (let ((.cse13 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse13 .cse9) (select .cse13 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))) .cse14)) .cse14))))) is different from true [2023-12-02 20:12:26,228 WARN L876 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_50| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_51| (_ BitVec 64))) (let ((.cse18 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_50|)) (.cse2 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset)) (.cse17 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_50|))) (let ((.cse10 (store |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base (store (store (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset .cse18) .cse2 .cse17))) (.cse6 (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset)) (.cse9 (bvadd c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset (_ bv4 32)))) (or (let ((.cse3 (store .cse10 c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base (store (store (select .cse10 c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.base) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_51|)) (bvadd (_ bv4 32) c_~double_Array_0_arraydouble_Array_0arrayVar0_Pointer~0.offset) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_51|))))) (fp.eq (let ((.cse0 (let ((.cse1 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.base))) (concat (select .cse1 .cse2) (select .cse1 c_~double_Array_0_arraydouble_Array_0arrayVar3_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp.sub c_currentRoundingMode (let ((.cse4 (let ((.cse5 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse5 .cse6) (select .cse5 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) (let ((.cse7 (let ((.cse8 (select .cse3 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse8 .cse9) (select .cse8 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse7) ((_ extract 62 52) .cse7) ((_ extract 51 0) .cse7)))))) (not (let ((.cse15 (let ((.cse16 (concat .cse17 .cse18))) (fp ((_ extract 63 63) .cse16) ((_ extract 62 52) .cse16) ((_ extract 51 0) .cse16))))) (fp.eq (fp.add c_currentRoundingMode (let ((.cse11 (let ((.cse12 (select .cse10 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse12 .cse6) (select .cse12 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse11) ((_ extract 62 52) .cse11) ((_ extract 51 0) .cse11))) (fp.add c_currentRoundingMode (let ((.cse13 (let ((.cse14 (select .cse10 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse14 .cse9) (select .cse14 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse13) ((_ extract 62 52) .cse13) ((_ extract 51 0) .cse13))) .cse15)) .cse15))) (not (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_50|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_50|)) (fp.sub c_currentRoundingMode (let ((.cse19 (let ((.cse20 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.base))) (concat (select .cse20 .cse6) (select .cse20 c_~double_Array_0_arraydouble_Array_0arrayVar2_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse19) ((_ extract 62 52) .cse19) ((_ extract 51 0) .cse19))) (let ((.cse21 (let ((.cse22 (select |c_#memory_int| c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.base))) (concat (select .cse22 .cse9) (select .cse22 c_~double_Array_0_arraydouble_Array_0arrayVar1_Pointer~0.offset))))) (fp ((_ extract 63 63) .cse21) ((_ extract 62 52) .cse21) ((_ extract 51 0) .cse21)))))))))) is different from true [2023-12-02 20:13:28,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1866363471] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 20:13:28,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426545648] [2023-12-02 20:13:28,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:13:28,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:13:28,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:13:28,358 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:13:28,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5490fc4-4c7d-4daa-9806-ab3f45cf27da/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process