./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.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_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91 --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 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:51:08,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:51:08,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:51:08,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:51:08,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:51:08,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:51:08,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:51:08,309 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:51:08,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:51:08,317 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:51:08,318 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:51:08,319 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:51:08,319 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:51:08,321 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:51:08,322 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:51:08,323 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:51:08,323 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:51:08,324 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:51:08,325 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:51:08,325 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:51:08,326 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:51:08,327 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:51:08,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:51:08,329 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:51:08,329 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:51:08,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:51:08,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:51:08,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:51:08,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:51:08,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:51:08,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:51:08,334 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:51:08,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:51:08,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:51:08,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:51:08,336 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:51:08,336 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:51:08,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:08,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:51:08,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:51:08,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:51:08,338 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:51:08,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:51:08,339 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:51:08,340 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:51:08,340 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:51:08,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:51:08,341 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_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 [2023-11-24 23:51:08,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:51:08,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:51:08,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:51:08,727 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:51:08,728 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:51:08,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2023-11-24 23:51:12,088 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:51:12,314 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:51:12,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2023-11-24 23:51:12,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data/f64b9c60f/0fe9621479374e4e85621f017b77acb4/FLAGe475caa05 [2023-11-24 23:51:12,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data/f64b9c60f/0fe9621479374e4e85621f017b77acb4 [2023-11-24 23:51:12,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:51:12,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:51:12,349 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:12,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:51:12,356 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:51:12,357 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,358 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e556c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12, skipping insertion in model container [2023-11-24 23:51:12,359 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,392 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:51:12,601 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_a833ba0f-3f35-4685-bb6b-40577611bb7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2023-11-24 23:51:12,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:12,723 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:51:12,737 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_a833ba0f-3f35-4685-bb6b-40577611bb7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2023-11-24 23:51:12,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:12,790 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:51:12,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12 WrapperNode [2023-11-24 23:51:12,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:12,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:12,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:51:12,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:51:12,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,855 INFO L138 Inliner]: procedures = 29, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 469 [2023-11-24 23:51:12,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:12,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:51:12,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:51:12,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:51:12,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:51:12,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:51:12,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:51:12,915 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:51:12,915 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (1/1) ... [2023-11-24 23:51:12,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:12,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:51:12,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:51:12,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:51:13,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:51:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:51:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:51:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:51:13,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:51:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:51:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:51:13,011 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:51:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:51:13,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:51:13,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:51:13,155 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:51:13,158 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:51:13,759 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:51:14,501 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:51:14,501 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:51:14,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:14 BoogieIcfgContainer [2023-11-24 23:51:14,503 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:51:14,506 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:51:14,506 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:51:14,510 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:51:14,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:51:12" (1/3) ... [2023-11-24 23:51:14,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70604110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:14, skipping insertion in model container [2023-11-24 23:51:14,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:12" (2/3) ... [2023-11-24 23:51:14,511 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70604110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:14, skipping insertion in model container [2023-11-24 23:51:14,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:14" (3/3) ... [2023-11-24 23:51:14,513 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-65.i [2023-11-24 23:51:14,533 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:51:14,533 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:51:14,583 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:51:14,590 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;@215dc2f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:51:14,591 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:51:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:51:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:51:14,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:14,608 INFO L195 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:14,608 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:14,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:14,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1672570696, now seen corresponding path program 1 times [2023-11-24 23:51:14,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:51:14,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758947623] [2023-11-24 23:51:14,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:14,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:51:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:51:18,096 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:51:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:51:20,941 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:51:20,942 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:51:20,944 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:51:20,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:51:20,954 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:51:20,961 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:51:21,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:51:21,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:51:21,067 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:51:21,073 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:51:21,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:51:21,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:51:21,077 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:51:21,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-24 23:51:21,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:51:21,078 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:51:21,079 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:51:21,081 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:51:21,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:51:21,082 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:51:21,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-24 23:51:21,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:51:21,083 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:51:21,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:51:21,084 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:51:21,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:51:21,085 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:51:21,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:51:21,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:51:21,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:51:21,086 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-24 23:51:21,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:51:21,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:51:21,087 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:51:21,089 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:51:21,089 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:51:21,089 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-24 23:51:21,090 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:51:21,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:51:21,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:51:21,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:51:21,092 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:51:21,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-24 23:51:21,093 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-24 23:51:21,094 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-24 23:51:21,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-24 23:51:21,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:51:21,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-24 23:51:21,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-24 23:51:21,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:51:21,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:51:21,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:51:21,098 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-24 23:51:21,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-24 23:51:21,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-11-24 23:51:21,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-24 23:51:21,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-24 23:51:21,099 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-24 23:51:21,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-24 23:51:21,100 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-24 23:51:21,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-24 23:51:21,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated [2023-11-24 23:51:21,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated [2023-11-24 23:51:21,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-24 23:51:21,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated [2023-11-24 23:51:21,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-24 23:51:21,102 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-24 23:51:21,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-24 23:51:21,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-24 23:51:21,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-24 23:51:21,103 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-11-24 23:51:21,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-24 23:51:21,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-24 23:51:21,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-24 23:51:21,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-11-24 23:51:21,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-24 23:51:21,106 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated [2023-11-24 23:51:21,107 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-24 23:51:21,107 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated [2023-11-24 23:51:21,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-24 23:51:21,108 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-24 23:51:21,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-11-24 23:51:21,117 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-24 23:51:21,118 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated [2023-11-24 23:51:21,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-24 23:51:21,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated [2023-11-24 23:51:21,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-24 23:51:21,121 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-11-24 23:51:21,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:51:21 BoogieIcfgContainer [2023-11-24 23:51:21,155 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:51:21,166 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:51:21,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:51:21,167 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:51:21,167 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:14" (3/4) ... [2023-11-24 23:51:21,171 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:51:21,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:51:21,175 INFO L158 Benchmark]: Toolchain (without parser) took 8826.42ms. Allocated memory was 192.9MB in the beginning and 360.7MB in the end (delta: 167.8MB). Free memory was 144.0MB in the beginning and 318.3MB in the end (delta: -174.3MB). Peak memory consumption was 171.5MB. Max. memory is 16.1GB. [2023-11-24 23:51:21,176 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:51:21,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.30ms. Allocated memory is still 192.9MB. Free memory was 144.0MB in the beginning and 129.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:51:21,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.92ms. Allocated memory is still 192.9MB. Free memory was 129.8MB in the beginning and 126.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:51:21,184 INFO L158 Benchmark]: Boogie Preprocessor took 55.53ms. Allocated memory is still 192.9MB. Free memory was 126.7MB in the beginning and 124.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:51:21,188 INFO L158 Benchmark]: RCFGBuilder took 1590.98ms. Allocated memory is still 192.9MB. Free memory was 124.1MB in the beginning and 89.0MB in the end (delta: 35.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-24 23:51:21,189 INFO L158 Benchmark]: TraceAbstraction took 6649.45ms. Allocated memory was 192.9MB in the beginning and 299.9MB in the end (delta: 107.0MB). Free memory was 88.1MB in the beginning and 83.6MB in the end (delta: 4.5MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. [2023-11-24 23:51:21,190 INFO L158 Benchmark]: Witness Printer took 6.99ms. Allocated memory was 299.9MB in the beginning and 360.7MB in the end (delta: 60.8MB). Free memory was 83.6MB in the beginning and 318.3MB in the end (delta: -234.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:51:21,199 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.30ms. Allocated memory is still 192.9MB. Free memory was 144.0MB in the beginning and 129.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.92ms. Allocated memory is still 192.9MB. Free memory was 129.8MB in the beginning and 126.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.53ms. Allocated memory is still 192.9MB. Free memory was 126.7MB in the beginning and 124.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1590.98ms. Allocated memory is still 192.9MB. Free memory was 124.1MB in the beginning and 89.0MB in the end (delta: 35.1MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6649.45ms. Allocated memory was 192.9MB in the beginning and 299.9MB in the end (delta: 107.0MB). Free memory was 88.1MB in the beginning and 83.6MB in the end (delta: 4.5MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. * Witness Printer took 6.99ms. Allocated memory was 299.9MB in the beginning and 360.7MB in the end (delta: 60.8MB). Free memory was 83.6MB in the beginning and 318.3MB in the end (delta: -234.7MB). 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~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem83 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation 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 someBinaryFLOATComparisonOperation at line 59, overapproximation of someBinaryArithmeticDOUBLEoperation at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someUnaryFLOAToperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 1000000000.1; [L23] float* var_1_1_Pointer = &(var_1_1); [L24] unsigned char var_1_3 = 1; [L25] unsigned char* var_1_3_Pointer = &(var_1_3); [L26] float var_1_4 = 8.2; [L27] float* var_1_4_Pointer = &(var_1_4); [L28] signed long int var_1_5 = -32; [L29] signed long int* var_1_5_Pointer = &(var_1_5); [L30] double var_1_9 = 100.5; [L31] double* var_1_9_Pointer = &(var_1_9); [L32] double var_1_12 = 25.25; [L33] double* var_1_12_Pointer = &(var_1_12); [L34] double var_1_13 = 63.6; [L35] double* var_1_13_Pointer = &(var_1_13); [L36] double var_1_14 = 0.0; [L37] double* var_1_14_Pointer = &(var_1_14); [L38] double var_1_15 = 0.8; [L39] double* var_1_15_Pointer = &(var_1_15); [L40] signed char var_1_16 = -8; [L41] signed char* var_1_16_Pointer = &(var_1_16); [L42] signed char var_1_17 = 8; [L43] signed char* var_1_17_Pointer = &(var_1_17); [L44] unsigned short int var_1_18 = 2; [L45] unsigned short int* var_1_18_Pointer = &(var_1_18); [L46] unsigned short int var_1_19 = 50; [L47] unsigned short int* var_1_19_Pointer = &(var_1_19); [L48] unsigned short int var_1_20 = 0; [L49] unsigned short int* var_1_20_Pointer = &(var_1_20); [L50] double last_1_var_1_9 = 100.5; [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] CALL updateLastVariables() [L99] EXPR \read(var_1_9) [L99] last_1_var_1_9 = var_1_9 [L109] RET updateLastVariables() [L110] CALL updateVariables() [L78] var_1_3 = __VERIFIER_nondet_uchar() [L79] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L79] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L80] EXPR \read(var_1_3) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L80] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L81] var_1_4 = __VERIFIER_nondet_float() [L82] EXPR \read(var_1_4) [L82] EXPR var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F [L82] EXPR (var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ) [L82] EXPR \read(var_1_4) [L82] EXPR var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F [L82] EXPR \read(var_1_4) [L82] EXPR var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F [L82] EXPR (var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L82] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L83] var_1_12 = __VERIFIER_nondet_double() [L84] EXPR \read(var_1_12) [L84] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F [L84] EXPR \read(var_1_12) [L84] EXPR var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F [L84] EXPR (var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L84] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L85] var_1_13 = __VERIFIER_nondet_double() [L86] EXPR \read(var_1_13) [L86] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L86] EXPR \read(var_1_13) [L86] EXPR var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F [L86] EXPR (var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L86] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L87] var_1_14 = __VERIFIER_nondet_double() [L88] EXPR \read(var_1_14) [L88] EXPR var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F [L88] EXPR \read(var_1_14) [L88] EXPR var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F [L88] EXPR (var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L88] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L89] var_1_15 = __VERIFIER_nondet_double() [L90] EXPR \read(var_1_15) [L90] EXPR var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F [L90] EXPR (var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F ) [L90] EXPR \read(var_1_15) [L90] EXPR var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F [L90] EXPR \read(var_1_15) [L90] EXPR var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F [L90] EXPR (var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F ) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L90] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L91] var_1_17 = __VERIFIER_nondet_char() [L92] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L92] CALL assume_abort_if_not(var_1_17 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_17 >= -127) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L93] EXPR \read(var_1_17) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L93] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L94] var_1_19 = __VERIFIER_nondet_ushort() [L95] EXPR \read(var_1_19) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L95] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L96] EXPR \read(var_1_19) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L96] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L110] RET updateVariables() [L111] CALL step() [L54] COND TRUE 0.625f > last_1_var_1_9 [L55] EXPR \read(*var_1_3_Pointer) [L55] COND FALSE !((*(var_1_3_Pointer))) [L61] EXPR \read(*var_1_17_Pointer) [L61] (*(var_1_16_Pointer)) = (*(var_1_17_Pointer)) [L62] EXPR \read(*var_1_19_Pointer) [L62] (*(var_1_18_Pointer)) = (*(var_1_19_Pointer)) [L63] EXPR \read(*var_1_19_Pointer) [L63] (*(var_1_20_Pointer)) = (*(var_1_19_Pointer)) [L64] EXPR \read(*var_1_3_Pointer) [L64] COND FALSE !((*(var_1_3_Pointer))) [L69] EXPR \read(*var_1_1_Pointer) [L69] EXPR \read(*var_1_1_Pointer) [L69] COND TRUE (*(var_1_1_Pointer)) <= (*(var_1_1_Pointer)) [L70] EXPR \read(*var_1_13_Pointer) [L70] EXPR \read(*var_1_14_Pointer) [L70] EXPR \read(*var_1_15_Pointer) [L70] (*(var_1_9_Pointer)) = ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))) [L73] EXPR \read(*var_1_4_Pointer) [L73] EXPR \read(*var_1_9_Pointer) [L73] COND TRUE (*(var_1_4_Pointer)) > (*(var_1_9_Pointer)) [L74] EXPR \read(*var_1_20_Pointer) [L74] EXPR (((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64) [L74] EXPR \read(*var_1_20_Pointer) [L74] EXPR (((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64) [L74] EXPR \read(*var_1_20_Pointer) [L74] EXPR \read(*var_1_18_Pointer) [L74] (*(var_1_5_Pointer)) = ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))) [L111] RET step() [L112] CALL, EXPR property() [L102] EXPR (0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) [L102] EXPR \read(*var_1_1_Pointer) [L102] EXPR \read(*var_1_4_Pointer) [L102] EXPR (((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))) [L102] EXPR \read(*var_1_4_Pointer) [L102] EXPR (((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))) [L102] EXPR (0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) [L102] EXPR ((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1) [L102] EXPR (((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1)) [L102] EXPR ((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer)))) [L102] EXPR (((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) [L102] EXPR ((((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) [L102-L103] return ((((((0.625f > last_1_var_1_9) ? ((*(var_1_3_Pointer)) ? ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer))))))) : 1) : ((*(var_1_1_Pointer)) == ((float) (((((*(var_1_4_Pointer))) < 0 ) ? -((*(var_1_4_Pointer))) : ((*(var_1_4_Pointer)))))))) && (((*(var_1_4_Pointer)) > (*(var_1_9_Pointer))) ? ((*(var_1_5_Pointer)) == ((signed long int) ((((((*(var_1_20_Pointer))) > (-64)) ? ((*(var_1_20_Pointer))) : (-64))) + (((*(var_1_20_Pointer)) + -2) + (*(var_1_18_Pointer)))))) : 1)) && ((*(var_1_3_Pointer)) ? (((*(var_1_20_Pointer)) >= (((*(var_1_18_Pointer)) - (*(var_1_20_Pointer))) * 64)) ? ((*(var_1_9_Pointer)) == ((double) ((((((*(var_1_12_Pointer))) < (50.5)) ? ((*(var_1_12_Pointer))) : (50.5))) - (*(var_1_13_Pointer))))) : 1) : (((*(var_1_1_Pointer)) <= (*(var_1_1_Pointer))) ? ((*(var_1_9_Pointer)) == ((double) ((*(var_1_13_Pointer)) - ((*(var_1_14_Pointer)) - (*(var_1_15_Pointer)))))) : 1))) && ((*(var_1_16_Pointer)) == ((signed char) (*(var_1_17_Pointer))))) && ((*(var_1_18_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer))))) && ((*(var_1_20_Pointer)) == ((unsigned short int) (*(var_1_19_Pointer)))) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_9=201/2, var_1_12={9:0}, var_1_12_Pointer={9:0}, var_1_13={10:0}, var_1_13_Pointer={10:0}, var_1_14={11:0}, var_1_14_Pointer={11:0}, var_1_15={12:0}, var_1_15_Pointer={12:0}, var_1_16={13:0}, var_1_16_Pointer={13:0}, var_1_17={14:0}, var_1_17_Pointer={14:0}, var_1_18={15:0}, var_1_18_Pointer={15:0}, var_1_19={16:0}, var_1_19_Pointer={16:0}, var_1_1={4:0}, var_1_1_Pointer={4:0}, var_1_20={17:0}, var_1_20_Pointer={17:0}, var_1_3={5:0}, var_1_3_Pointer={5:0}, var_1_4={6:0}, var_1_4_Pointer={6:0}, var_1_5={7:0}, var_1_5_Pointer={7:0}, var_1_9={8:0}, var_1_9_Pointer={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 1, TraceHistogramMax: 11, 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=31occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:51:21,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91 --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 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:51:24,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:51:24,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:51:24,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:51:24,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:51:24,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:51:24,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:51:24,549 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:51:24,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:51:24,557 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:51:24,558 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:51:24,558 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:51:24,559 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:51:24,561 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:51:24,562 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:51:24,563 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:51:24,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:51:24,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:51:24,565 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:51:24,566 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:51:24,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:51:24,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:51:24,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:51:24,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:51:24,569 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:51:24,570 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:51:24,570 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:51:24,571 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:51:24,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:51:24,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:51:24,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:51:24,574 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:51:24,574 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:51:24,575 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:51:24,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:24,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:51:24,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:51:24,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:51:24,577 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:51:24,578 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:51:24,579 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:51:24,579 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:51:24,580 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:51:24,580 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:51:24,581 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_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 187e608dd7eb0d2f9c48e42a2102391c335d64a7aaf23ffbd5cb60332049f233 [2023-11-24 23:51:25,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:51:25,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:51:25,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:51:25,093 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:51:25,094 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:51:25,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2023-11-24 23:51:28,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:51:29,153 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:51:29,154 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i [2023-11-24 23:51:29,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data/e296ab43d/1f9c09a6449c43cd8e58f93c632e1afd/FLAGa604b69e2 [2023-11-24 23:51:29,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/data/e296ab43d/1f9c09a6449c43cd8e58f93c632e1afd [2023-11-24 23:51:29,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:51:29,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:51:29,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:29,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:51:29,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:51:29,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1be7167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29, skipping insertion in model container [2023-11-24 23:51:29,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,263 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:51:29,491 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_a833ba0f-3f35-4685-bb6b-40577611bb7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2023-11-24 23:51:29,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:29,609 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:51:29,626 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_a833ba0f-3f35-4685-bb6b-40577611bb7a/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-65.i[916,929] [2023-11-24 23:51:29,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:51:29,696 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:51:29,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29 WrapperNode [2023-11-24 23:51:29,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:29,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:29,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:51:29,699 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:51:29,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,790 INFO L138 Inliner]: procedures = 39, calls = 159, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 468 [2023-11-24 23:51:29,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:51:29,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:51:29,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:51:29,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:51:29,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,887 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,912 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:51:29,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:51:29,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:51:29,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:51:29,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (1/1) ... [2023-11-24 23:51:29,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:29,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:51:29,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:51:29,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:51:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:51:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:51:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:51:30,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:51:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:51:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:51:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:51:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 23:51:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-24 23:51:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:51:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:51:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 23:51:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-24 23:51:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:51:30,035 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:51:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:51:30,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:51:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:51:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:51:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:51:30,261 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:51:30,265 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:51:35,246 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:51:35,401 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:51:35,402 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:51:35,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:35 BoogieIcfgContainer [2023-11-24 23:51:35,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:51:35,407 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:51:35,407 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:51:35,412 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:51:35,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:51:29" (1/3) ... [2023-11-24 23:51:35,413 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224a2480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:35, skipping insertion in model container [2023-11-24 23:51:35,414 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:29" (2/3) ... [2023-11-24 23:51:35,416 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@224a2480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:51:35, skipping insertion in model container [2023-11-24 23:51:35,416 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:51:35" (3/3) ... [2023-11-24 23:51:35,418 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-65.i [2023-11-24 23:51:35,443 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:51:35,443 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:51:35,533 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:51:35,541 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;@4aa37e06, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:51:35,542 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:51:35,547 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 92 states have (on average 1.4891304347826086) internal successors, (137), 93 states have internal predecessors, (137), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:51:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 23:51:35,566 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:35,567 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:35,567 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:35,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:35,575 INFO L85 PathProgramCache]: Analyzing trace with hash -657526747, now seen corresponding path program 1 times [2023-11-24 23:51:35,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:51:35,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [115330515] [2023-11-24 23:51:35,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:35,595 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:35,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:51:35,600 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:51:35,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:51:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:36,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:51:36,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:51:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2023-11-24 23:51:36,462 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:51:36,462 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:51:36,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [115330515] [2023-11-24 23:51:36,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [115330515] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:36,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:36,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:51:36,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482638675] [2023-11-24 23:51:36,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:36,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:51:36,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:51:36,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:51:36,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:51:36,530 INFO L87 Difference]: Start difference. First operand has 106 states, 92 states have (on average 1.4891304347826086) internal successors, (137), 93 states have internal predecessors, (137), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:51:36,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:51:36,618 INFO L93 Difference]: Finished difference Result 209 states and 327 transitions. [2023-11-24 23:51:36,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:51:36,621 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 107 [2023-11-24 23:51:36,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:51:36,633 INFO L225 Difference]: With dead ends: 209 [2023-11-24 23:51:36,634 INFO L226 Difference]: Without dead ends: 104 [2023-11-24 23:51:36,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:51:36,643 INFO L413 NwaCegarLoop]: 148 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, 148 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 [2023-11-24 23:51:36,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 148 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:51:36,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-24 23:51:36,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-24 23:51:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 91 states have (on average 1.4285714285714286) internal successors, (130), 91 states have internal predecessors, (130), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:51:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 152 transitions. [2023-11-24 23:51:36,709 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 152 transitions. Word has length 107 [2023-11-24 23:51:36,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:51:36,710 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 152 transitions. [2023-11-24 23:51:36,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:51:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 152 transitions. [2023-11-24 23:51:36,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 23:51:36,716 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:36,716 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:36,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:51:36,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:36,932 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:36,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:36,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1367077855, now seen corresponding path program 1 times [2023-11-24 23:51:36,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:51:36,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1175440627] [2023-11-24 23:51:36,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:36,936 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:36,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:51:36,937 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:51:36,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:51:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:37,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:51:37,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:51:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-24 23:51:37,761 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:51:37,761 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:51:37,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1175440627] [2023-11-24 23:51:37,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1175440627] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:37,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:37,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:51:37,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366166919] [2023-11-24 23:51:37,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:37,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:51:37,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:51:37,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:51:37,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:51:37,767 INFO L87 Difference]: Start difference. First operand 104 states and 152 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:51:37,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:51:37,973 INFO L93 Difference]: Finished difference Result 213 states and 312 transitions. [2023-11-24 23:51:37,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:51:37,974 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 107 [2023-11-24 23:51:37,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:51:37,977 INFO L225 Difference]: With dead ends: 213 [2023-11-24 23:51:37,977 INFO L226 Difference]: Without dead ends: 110 [2023-11-24 23:51:37,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:51:38,005 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 10 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:51:38,005 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 436 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:51:38,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-24 23:51:38,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 106. [2023-11-24 23:51:38,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 93 states have (on average 1.4193548387096775) internal successors, (132), 93 states have internal predecessors, (132), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:51:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 154 transitions. [2023-11-24 23:51:38,048 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 154 transitions. Word has length 107 [2023-11-24 23:51:38,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:51:38,049 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 154 transitions. [2023-11-24 23:51:38,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:51:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 154 transitions. [2023-11-24 23:51:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 23:51:38,052 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:38,053 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:38,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:51:38,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:38,254 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:38,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:38,255 INFO L85 PathProgramCache]: Analyzing trace with hash -2044380451, now seen corresponding path program 1 times [2023-11-24 23:51:38,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:51:38,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [640396831] [2023-11-24 23:51:38,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:38,257 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:38,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:51:38,258 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:51:38,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:51:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:38,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:51:38,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:51:39,109 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:51:39,111 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 56 treesize of output 20 [2023-11-24 23:51:41,152 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:51:41,154 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:51:41,155 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:51:41,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [640396831] [2023-11-24 23:51:41,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [640396831] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:41,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:41,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:51:41,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090133727] [2023-11-24 23:51:41,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:41,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:51:41,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:51:41,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:51:41,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:51:41,166 INFO L87 Difference]: Start difference. First operand 106 states and 154 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:43,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:51:44,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:51:49,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-24 23:51:51,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:51:51,795 INFO L93 Difference]: Finished difference Result 310 states and 450 transitions. [2023-11-24 23:51:51,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:51:51,796 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2023-11-24 23:51:51,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:51:51,799 INFO L225 Difference]: With dead ends: 310 [2023-11-24 23:51:51,800 INFO L226 Difference]: Without dead ends: 205 [2023-11-24 23:51:51,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:51:51,803 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 80 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:51:51,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 270 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 183 Invalid, 1 Unknown, 0 Unchecked, 10.5s Time] [2023-11-24 23:51:51,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-24 23:51:51,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 175. [2023-11-24 23:51:51,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 150 states have (on average 1.4) internal successors, (210), 150 states have internal predecessors, (210), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-24 23:51:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 254 transitions. [2023-11-24 23:51:51,826 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 254 transitions. Word has length 107 [2023-11-24 23:51:51,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:51:51,827 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 254 transitions. [2023-11-24 23:51:51,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 254 transitions. [2023-11-24 23:51:51,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:51:51,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:51,832 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:51,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:51:52,049 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:52,049 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:52,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:52,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1665623778, now seen corresponding path program 1 times [2023-11-24 23:51:52,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:51:52,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [146122094] [2023-11-24 23:51:52,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:52,052 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:52,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:51:52,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:51:52,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:51:52,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:52,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:51:52,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:51:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:51:52,928 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:51:52,928 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:51:52,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [146122094] [2023-11-24 23:51:52,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [146122094] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:52,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:52,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:51:52,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705747380] [2023-11-24 23:51:52,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:52,930 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:51:52,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:51:52,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:51:52,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:51:52,932 INFO L87 Difference]: Start difference. First operand 175 states and 254 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:53,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:51:53,226 INFO L93 Difference]: Finished difference Result 301 states and 437 transitions. [2023-11-24 23:51:53,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:51:53,227 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-24 23:51:53,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:51:53,231 INFO L225 Difference]: With dead ends: 301 [2023-11-24 23:51:53,231 INFO L226 Difference]: Without dead ends: 196 [2023-11-24 23:51:53,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:51:53,234 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 46 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 570 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:51:53,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 570 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:51:53,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2023-11-24 23:51:53,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 179. [2023-11-24 23:51:53,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 154 states have (on average 1.3896103896103895) internal successors, (214), 154 states have internal predecessors, (214), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-24 23:51:53,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 258 transitions. [2023-11-24 23:51:53,258 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 258 transitions. Word has length 108 [2023-11-24 23:51:53,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:51:53,259 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 258 transitions. [2023-11-24 23:51:53,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 258 transitions. [2023-11-24 23:51:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:51:53,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:53,263 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:53,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:51:53,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:53,472 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:53,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:53,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1819996892, now seen corresponding path program 1 times [2023-11-24 23:51:53,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:51:53,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784815885] [2023-11-24 23:51:53,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:53,475 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:53,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:51:53,476 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:51:53,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-24 23:51:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:54,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:51:54,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:51:54,284 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:51:54,284 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:51:54,285 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:51:54,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784815885] [2023-11-24 23:51:54,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1784815885] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:54,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:54,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-24 23:51:54,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110378769] [2023-11-24 23:51:54,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:54,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:51:54,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:51:54,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:51:54,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:51:54,293 INFO L87 Difference]: Start difference. First operand 179 states and 258 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:54,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:51:54,657 INFO L93 Difference]: Finished difference Result 308 states and 442 transitions. [2023-11-24 23:51:54,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-24 23:51:54,658 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-24 23:51:54,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:51:54,663 INFO L225 Difference]: With dead ends: 308 [2023-11-24 23:51:54,663 INFO L226 Difference]: Without dead ends: 199 [2023-11-24 23:51:54,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2023-11-24 23:51:54,666 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 49 mSDsluCounter, 565 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 706 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:51:54,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 706 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:51:54,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2023-11-24 23:51:54,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 181. [2023-11-24 23:51:54,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 156 states have (on average 1.3846153846153846) internal successors, (216), 156 states have internal predecessors, (216), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-24 23:51:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 260 transitions. [2023-11-24 23:51:54,689 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 260 transitions. Word has length 108 [2023-11-24 23:51:54,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:51:54,690 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 260 transitions. [2023-11-24 23:51:54,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:54,691 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 260 transitions. [2023-11-24 23:51:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:51:54,693 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:54,694 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:54,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-24 23:51:54,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:54,910 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:54,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:54,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1877255194, now seen corresponding path program 1 times [2023-11-24 23:51:54,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:51:54,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1926049445] [2023-11-24 23:51:54,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:54,912 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:54,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:51:54,914 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:51:54,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-24 23:51:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:55,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:51:55,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:51:55,789 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:51:55,789 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:51:55,790 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:51:55,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1926049445] [2023-11-24 23:51:55,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1926049445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:55,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:55,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-24 23:51:55,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904154639] [2023-11-24 23:51:55,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:55,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-24 23:51:55,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:51:55,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-24 23:51:55,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-24 23:51:55,794 INFO L87 Difference]: Start difference. First operand 181 states and 260 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:56,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:51:56,308 INFO L93 Difference]: Finished difference Result 311 states and 442 transitions. [2023-11-24 23:51:56,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-24 23:51:56,309 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 108 [2023-11-24 23:51:56,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:51:56,312 INFO L225 Difference]: With dead ends: 311 [2023-11-24 23:51:56,312 INFO L226 Difference]: Without dead ends: 200 [2023-11-24 23:51:56,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-24 23:51:56,314 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 40 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:51:56,315 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 836 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-24 23:51:56,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-11-24 23:51:56,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 183. [2023-11-24 23:51:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 158 states have (on average 1.379746835443038) internal successors, (218), 158 states have internal predecessors, (218), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-24 23:51:56,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 262 transitions. [2023-11-24 23:51:56,334 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 262 transitions. Word has length 108 [2023-11-24 23:51:56,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:51:56,335 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 262 transitions. [2023-11-24 23:51:56,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:51:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 262 transitions. [2023-11-24 23:51:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:51:56,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:51:56,338 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:51:56,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-24 23:51:56,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:56,555 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:51:56,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:51:56,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1877314776, now seen corresponding path program 1 times [2023-11-24 23:51:56,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:51:56,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2046334763] [2023-11-24 23:51:56,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:51:56,557 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:51:56,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:51:56,559 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:51:56,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a833ba0f-3f35-4685-bb6b-40577611bb7a/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-24 23:51:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:51:57,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:51:57,262 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:51:57,539 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:51:57,540 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 155 treesize of output 65 [2023-11-24 23:51:57,617 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-11-24 23:51:57,618 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:51:57,619 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:51:57,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2046334763] [2023-11-24 23:51:57,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2046334763] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:51:57,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:51:57,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:51:57,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285446334] [2023-11-24 23:51:57,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:51:57,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-24 23:51:57,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:51:57,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-24 23:51:57,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:51:57,624 INFO L87 Difference]: Start difference. First operand 183 states and 262 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:52:00,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []