./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX --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 0c87eeba4dcda455a6c9da98fd9c5772c12d1f9d0079ace848b4f4280aa9227e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:14:46,258 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:14:46,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:14:46,331 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:14:46,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:14:46,356 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:14:46,357 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:14:46,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:14:46,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:14:46,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:14:46,360 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:14:46,361 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:14:46,362 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:14:46,362 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:14:46,363 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:14:46,364 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:14:46,364 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:14:46,365 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:14:46,366 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:14:46,366 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:14:46,367 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:14:46,368 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:14:46,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:14:46,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:14:46,370 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:14:46,370 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:14:46,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:14:46,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:14:46,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:14:46,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:14:46,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:14:46,374 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:14:46,374 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:14:46,375 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:14:46,375 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:14:46,376 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:14:46,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:14:46,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:14:46,378 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:14:46,378 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:14:46,379 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:14:46,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:14:46,380 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:14:46,380 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:14:46,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:14:46,381 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_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c87eeba4dcda455a6c9da98fd9c5772c12d1f9d0079ace848b4f4280aa9227e [2023-11-12 00:14:46,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:14:46,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:14:46,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:14:46,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:14:46,678 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:14:46,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i [2023-11-12 00:14:49,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:14:50,059 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:14:50,060 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i [2023-11-12 00:14:50,075 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data/15f762ab8/8d5ce0f9656b4c7e8ab8f5e6f415305e/FLAGf3f27b99a [2023-11-12 00:14:50,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data/15f762ab8/8d5ce0f9656b4c7e8ab8f5e6f415305e [2023-11-12 00:14:50,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:14:50,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:14:50,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:14:50,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:14:50,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:14:50,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a6c460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50, skipping insertion in model container [2023-11-12 00:14:50,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,171 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:14:50,372 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_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i[916,929] [2023-11-12 00:14:50,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:14:50,511 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:14:50,527 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_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i[916,929] [2023-11-12 00:14:50,593 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:14:50,626 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:14:50,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50 WrapperNode [2023-11-12 00:14:50,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:14:50,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:14:50,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:14:50,630 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:14:50,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,717 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 250 [2023-11-12 00:14:50,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:14:50,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:14:50,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:14:50,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:14:50,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,746 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,785 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:14:50,787 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:14:50,787 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:14:50,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:14:50,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (1/1) ... [2023-11-12 00:14:50,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:14:50,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:14:50,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:14:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:14:50,928 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:14:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:14:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:14:50,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:14:50,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:14:50,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:14:51,081 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:14:51,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:14:51,698 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:14:52,292 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:14:52,292 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:14:52,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:52 BoogieIcfgContainer [2023-11-12 00:14:52,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:14:52,319 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:14:52,319 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:14:52,323 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:14:52,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:14:50" (1/3) ... [2023-11-12 00:14:52,325 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44078dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:14:52, skipping insertion in model container [2023-11-12 00:14:52,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:14:50" (2/3) ... [2023-11-12 00:14:52,327 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44078dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:14:52, skipping insertion in model container [2023-11-12 00:14:52,328 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:52" (3/3) ... [2023-11-12 00:14:52,329 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-69.i [2023-11-12 00:14:52,352 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:14:52,352 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:14:52,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:14:52,422 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;@6742c7e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:14:52,422 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:14:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:14:52,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-12 00:14:52,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:14:52,442 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:14:52,443 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:14:52,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:14:52,450 INFO L85 PathProgramCache]: Analyzing trace with hash 305957988, now seen corresponding path program 1 times [2023-11-12 00:14:52,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:14:52,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307664054] [2023-11-12 00:14:52,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:52,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:14:52,665 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:14:52,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [153684494] [2023-11-12 00:14:52,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:14:52,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:14:52,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:14:52,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:14:52,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:14:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:14:53,100 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:14:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:14:53,411 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:14:53,414 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:14:53,415 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:14:53,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 00:14:53,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:14:53,630 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:14:53,634 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:14:53,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:14:53 BoogieIcfgContainer [2023-11-12 00:14:53,760 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:14:53,761 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:14:53,761 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:14:53,761 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:14:53,762 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:14:52" (3/4) ... [2023-11-12 00:14:53,764 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:14:53,765 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:14:53,767 INFO L158 Benchmark]: Toolchain (without parser) took 3662.19ms. Allocated memory was 138.4MB in the beginning and 176.2MB in the end (delta: 37.7MB). Free memory was 94.8MB in the beginning and 83.8MB in the end (delta: 11.0MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-11-12 00:14:53,767 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:14:53,768 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.54ms. Allocated memory is still 138.4MB. Free memory was 94.8MB in the beginning and 78.9MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:14:53,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.08ms. Allocated memory is still 138.4MB. Free memory was 78.9MB in the beginning and 74.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:14:53,769 INFO L158 Benchmark]: Boogie Preprocessor took 66.66ms. Allocated memory is still 138.4MB. Free memory was 74.8MB in the beginning and 72.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:14:53,770 INFO L158 Benchmark]: RCFGBuilder took 1509.19ms. Allocated memory is still 138.4MB. Free memory was 72.7MB in the beginning and 46.7MB in the end (delta: 26.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-12 00:14:53,770 INFO L158 Benchmark]: TraceAbstraction took 1442.03ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 84.9MB in the end (delta: 57.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-12 00:14:53,771 INFO L158 Benchmark]: Witness Printer took 4.33ms. Allocated memory is still 176.2MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:14:53,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 100.7MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.54ms. Allocated memory is still 138.4MB. Free memory was 94.8MB in the beginning and 78.9MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.08ms. Allocated memory is still 138.4MB. Free memory was 78.9MB in the beginning and 74.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.66ms. Allocated memory is still 138.4MB. Free memory was 74.8MB in the beginning and 72.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1509.19ms. Allocated memory is still 138.4MB. Free memory was 72.7MB in the beginning and 46.7MB in the end (delta: 26.0MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1442.03ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 84.9MB in the end (delta: 57.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 4.33ms. Allocated memory is still 176.2MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * 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 65, overapproximation of bitwiseOr at line 89, overapproximation of bitwiseAnd at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 112, overapproximation of someBinaryArithmeticFLOAToperation at line 114. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned short int var_1_3 = 47136; [L25] unsigned short int var_1_4 = 10; [L26] unsigned long int var_1_6 = 1660677957; [L27] unsigned long int var_1_7 = 128; [L28] float var_1_9 = 9.4; [L29] float var_1_12 = 16.2; [L30] float var_1_13 = 127.9; [L31] float var_1_14 = 15.5; [L32] unsigned long int var_1_15 = 100; [L33] signed char var_1_16 = 64; [L34] float var_1_17 = 9.7; [L35] signed char var_1_18 = -64; [L36] signed char var_1_19 = -4; [L37] unsigned short int var_1_20 = 64; [L38] unsigned short int var_1_21 = 1; [L39] signed char var_1_22 = 2; [L40] unsigned long int var_1_23 = 8; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 0; [L44] unsigned char var_1_27 = 0; [L45] unsigned char var_1_28 = 0; [L46] float last_1_var_1_9 = 9.4; [L47] float last_1_var_1_14 = 15.5; [L48] unsigned long int last_1_var_1_15 = 100; [L49] unsigned short int last_1_var_1_20 = 64; [L50] unsigned long int last_1_var_1_23 = 8; [L51] unsigned char last_1_var_1_24 = 0; [L205] isInitial = 1 [L206] FCALL initially() [L207] int k_loop; [L208] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L208] COND TRUE k_loop < 1 [L209] CALL updateLastVariables() [L193] last_1_var_1_9 = var_1_9 [L194] last_1_var_1_14 = var_1_14 [L195] last_1_var_1_15 = var_1_15 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_23 = var_1_23 [L198] last_1_var_1_24 = var_1_24 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L148] var_1_2 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L150] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=47136, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L151] var_1_3 = __VERIFIER_nondet_ushort() [L152] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L153] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=10, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L154] var_1_4 = __VERIFIER_nondet_ushort() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L156] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=1660677957, var_1_7=128, var_1_9=47/5] [L157] var_1_6 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L159] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=128, var_1_9=47/5] [L160] var_1_7 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L162] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=81/5, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L163] var_1_12 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=1279/10, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L165] var_1_13 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=97/10, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L169] CALL assume_abort_if_not(var_1_17 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_17 != 0.0F) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=-64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L170] var_1_18 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L172] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=-4, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L173] var_1_19 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L175] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=1, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L176] var_1_21 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L178] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L179] var_1_25 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L181] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L182] var_1_26 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L184] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L185] var_1_27 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L187] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=0, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L188] var_1_28 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L190] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=31/2, var_1_15=100, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=2, var_1_20=64, var_1_21=32767, var_1_22=2, var_1_23=8, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L210] RET updateVariables() [L211] CALL step() [L55] unsigned long int stepLocal_0 = var_1_6 * last_1_var_1_23; [L56] COND FALSE !(\read(last_1_var_1_24)) [L63] var_1_20 = var_1_21 [L65] COND TRUE last_1_var_1_14 >= (var_1_13 * last_1_var_1_9) [L66] COND TRUE \read(var_1_2) [L67] var_1_24 = var_1_25 [L80] COND FALSE !(var_1_24 && (var_1_20 < (3349670375u - var_1_4))) [L87] var_1_15 = var_1_20 [L89] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) [L89] COND FALSE !(last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) [L96] var_1_14 = var_1_12 [L98] unsigned short int stepLocal_3 = var_1_21; [L99] COND TRUE var_1_14 < (9999.6f + var_1_12) [L100] var_1_23 = var_1_20 [L112] COND FALSE !((256.2 * var_1_14) < var_1_14) [L117] COND FALSE !(var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) [L120] var_1_1 = var_1_4 [L122] COND TRUE var_1_13 >= var_1_14 [L123] COND FALSE !(((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) [L131] signed char stepLocal_2 = var_1_19; [L132] unsigned long int stepLocal_1 = var_1_6; [L133] COND TRUE var_1_12 <= var_1_14 [L134] var_1_22 = var_1_19 [L211] RET step() [L212] CALL, EXPR property() [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) [L201] EXPR var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))) [L201] EXPR (((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12))) [L201] EXPR ((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3)))) [L201-L202] return (((((((((var_1_24 && ((var_1_3 - var_1_4) <= var_1_23)) ? (var_1_1 == ((unsigned long int) ((((((var_1_3 + var_1_4)) > ((var_1_6 - var_1_20))) ? ((var_1_3 + var_1_4)) : ((var_1_6 - var_1_20)))) + var_1_20))) : (var_1_1 == ((unsigned long int) var_1_4))) && (((256.2 * var_1_14) < var_1_14) ? (var_1_24 ? (var_1_9 == ((float) (var_1_12 + var_1_13))) : 1) : 1)) && ((last_1_var_1_15 >= (var_1_6 | ((((64u) < 0 ) ? -(64u) : (64u))))) ? (((8 + 5) < var_1_6) ? (var_1_14 == ((float) var_1_13)) : (var_1_14 == ((float) var_1_13))) : (var_1_14 == ((float) var_1_12)))) && ((var_1_24 && (var_1_20 < (3349670375u - var_1_4))) ? ((var_1_3 > var_1_4) ? (var_1_15 == ((unsigned long int) (4063422496u - 64u))) : (var_1_15 == ((unsigned long int) var_1_20))) : (var_1_15 == ((unsigned long int) var_1_20)))) && ((var_1_13 >= var_1_14) ? ((((- var_1_9) * (var_1_14 * var_1_13)) < var_1_12) ? (((- var_1_14) <= (((((var_1_9) > (4.375f)) ? (var_1_9) : (4.375f))) * (var_1_9 / var_1_17))) ? (var_1_16 == ((signed char) ((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_16 == ((signed char) 1))) : 1) : 1)) && (last_1_var_1_24 ? (((var_1_6 * last_1_var_1_23) < var_1_7) ? (var_1_20 == ((unsigned short int) (var_1_4 + var_1_21))) : (var_1_20 == ((unsigned short int) var_1_4))) : (var_1_20 == ((unsigned short int) var_1_21)))) && ((var_1_12 <= var_1_14) ? (var_1_22 == ((signed char) var_1_19)) : (((((((var_1_3 * var_1_16)) < (var_1_20)) ? ((var_1_3 * var_1_16)) : (var_1_20))) > var_1_6) ? ((var_1_19 <= var_1_6) ? (var_1_22 == ((signed char) var_1_18)) : (var_1_22 == ((signed char) var_1_19))) : (var_1_22 == ((signed char) var_1_18))))) && ((var_1_14 < (9999.6f + var_1_12)) ? (var_1_23 == ((unsigned long int) var_1_20)) : ((var_1_14 <= (- (- var_1_14))) ? ((var_1_21 != (- (last_1_var_1_23 & var_1_20))) ? (var_1_23 == ((unsigned long int) var_1_20)) : (var_1_23 == ((unsigned long int) var_1_20))) : (var_1_23 == ((unsigned long int) var_1_3))))) && ((last_1_var_1_14 >= (var_1_13 * last_1_var_1_9)) ? (var_1_2 ? (var_1_24 == ((unsigned char) var_1_25)) : (var_1_24 == ((unsigned char) (var_1_25 || var_1_26)))) : (var_1_25 ? (var_1_24 == ((unsigned char) (var_1_26 && var_1_27))) : ((last_1_var_1_15 == last_1_var_1_20) ? (var_1_24 == ((unsigned char) var_1_28)) : 1))) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=64, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=31/2, last_1_var_1_15=100, last_1_var_1_20=64, last_1_var_1_23=8, last_1_var_1_24=0, last_1_var_1_9=47/5, var_1_12=2, var_1_13=3, var_1_14=2, var_1_15=32767, var_1_16=64, var_1_17=4, var_1_18=64, var_1_19=64, var_1_1=32767, var_1_20=32767, var_1_21=32767, var_1_22=64, var_1_23=32767, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=0, var_1_28=1, var_1_2=1, var_1_3=32767, var_1_4=32767, var_1_6=2147483647, var_1_7=1073741823, var_1_9=47/5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, 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=52occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 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 [2023-11-12 00:14:53,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX --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 0c87eeba4dcda455a6c9da98fd9c5772c12d1f9d0079ace848b4f4280aa9227e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:14:56,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:14:56,631 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:14:56,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:14:56,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:14:56,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:14:56,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:14:56,685 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:14:56,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:14:56,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:14:56,692 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:14:56,692 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:14:56,692 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:14:56,694 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:14:56,695 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:14:56,695 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:14:56,696 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:14:56,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:14:56,697 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:14:56,698 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:14:56,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:14:56,699 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:14:56,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:14:56,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:14:56,700 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:14:56,700 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:14:56,701 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:14:56,701 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:14:56,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:14:56,702 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:14:56,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:14:56,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:14:56,703 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:14:56,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:14:56,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:14:56,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:14:56,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:14:56,705 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:14:56,705 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:14:56,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:14:56,706 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:14:56,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:14:56,707 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_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c87eeba4dcda455a6c9da98fd9c5772c12d1f9d0079ace848b4f4280aa9227e [2023-11-12 00:14:57,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:14:57,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:14:57,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:14:57,210 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:14:57,210 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:14:57,212 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i [2023-11-12 00:15:00,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:15:00,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:15:00,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i [2023-11-12 00:15:00,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data/457aaf37a/e49608e588724e5c8f829eae05b6a242/FLAG4859b8939 [2023-11-12 00:15:00,883 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/data/457aaf37a/e49608e588724e5c8f829eae05b6a242 [2023-11-12 00:15:00,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:15:00,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:15:00,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:00,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:15:00,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:15:00,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:00" (1/1) ... [2023-11-12 00:15:00,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30be34d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:00, skipping insertion in model container [2023-11-12 00:15:00,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:15:00" (1/1) ... [2023-11-12 00:15:00,951 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:15:01,102 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_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i[916,929] [2023-11-12 00:15:01,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:01,207 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:15:01,220 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_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-69.i[916,929] [2023-11-12 00:15:01,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:15:01,326 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:15:01,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01 WrapperNode [2023-11-12 00:15:01,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:15:01,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:01,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:15:01,330 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:15:01,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,376 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,434 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-12 00:15:01,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:15:01,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:15:01,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:15:01,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:15:01,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,462 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:15:01,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:15:01,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:15:01,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:15:01,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (1/1) ... [2023-11-12 00:15:01,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:15:01,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:01,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:15:01,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:15:01,622 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:15:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:15:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:15:01,768 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:15:01,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:15:17,217 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:15:17,227 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:15:17,227 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:15:17,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:17 BoogieIcfgContainer [2023-11-12 00:15:17,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:15:17,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:15:17,234 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:15:17,238 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:15:17,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:15:00" (1/3) ... [2023-11-12 00:15:17,239 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7266b173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:17, skipping insertion in model container [2023-11-12 00:15:17,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:15:01" (2/3) ... [2023-11-12 00:15:17,240 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7266b173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:15:17, skipping insertion in model container [2023-11-12 00:15:17,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:15:17" (3/3) ... [2023-11-12 00:15:17,242 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-69.i [2023-11-12 00:15:17,281 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:15:17,281 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:15:17,341 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:15:17,348 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;@5f4004f9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:15:17,349 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:15:17,355 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:15:17,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-12 00:15:17,376 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:17,377 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:15:17,378 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:17,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:17,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1771173860, now seen corresponding path program 1 times [2023-11-12 00:15:17,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:15:17,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1885349103] [2023-11-12 00:15:17,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:17,404 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 [2023-11-12 00:15:17,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:15:17,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:15:17,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:15:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:18,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:15:18,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-12 00:15:18,608 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:15:18,609 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:15:18,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1885349103] [2023-11-12 00:15:18,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1885349103] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:15:18,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:15:18,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:15:18,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265980343] [2023-11-12 00:15:18,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:15:18,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:15:18,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:15:18,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:15:18,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:15:18,653 INFO L87 Difference]: Start difference. First operand has 87 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:15:18,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:15:18,695 INFO L93 Difference]: Finished difference Result 171 states and 303 transitions. [2023-11-12 00:15:18,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:15:18,706 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2023-11-12 00:15:18,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:15:18,716 INFO L225 Difference]: With dead ends: 171 [2023-11-12 00:15:18,716 INFO L226 Difference]: Without dead ends: 83 [2023-11-12 00:15:18,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:15:18,725 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:15:18,726 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:15:18,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-12 00:15:18,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-12 00:15:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 53 states have internal predecessors, (76), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-12 00:15:18,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 132 transitions. [2023-11-12 00:15:18,806 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 132 transitions. Word has length 176 [2023-11-12 00:15:18,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:15:18,807 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 132 transitions. [2023-11-12 00:15:18,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-12 00:15:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-11-12 00:15:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-12 00:15:18,820 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:18,820 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:15:18,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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)] Ended with exit code 0 [2023-11-12 00:15:19,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:15:19,047 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:19,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:19,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1654570456, now seen corresponding path program 1 times [2023-11-12 00:15:19,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:15:19,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [60108325] [2023-11-12 00:15:19,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:19,049 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 [2023-11-12 00:15:19,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:15:19,051 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:15:19,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:15:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:20,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:15:20,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-12 00:15:20,796 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:15:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:15:21,494 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:15:21,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [60108325] [2023-11-12 00:15:21,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [60108325] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:15:21,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1828932511] [2023-11-12 00:15:21,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:21,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:15:21,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:15:21,510 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:15:21,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-12 00:15:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:24,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:15:24,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-12 00:15:24,645 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:15:25,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:15:25,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1828932511] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:15:25,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204909225] [2023-11-12 00:15:25,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:25,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:15:25,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:25,108 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:15:25,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 00:15:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:25,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:15:25,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:26,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-12 00:15:26,019 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:15:26,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204909225] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:15:26,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2023-11-12 00:15:26,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5, 5, 5] total 8 [2023-11-12 00:15:26,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232233288] [2023-11-12 00:15:26,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:15:26,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:15:26,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:15:26,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:15:26,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:15:26,034 INFO L87 Difference]: Start difference. First operand 83 states and 132 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:15:28,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:15:30,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:15:30,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:15:30,914 INFO L93 Difference]: Finished difference Result 242 states and 388 transitions. [2023-11-12 00:15:30,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:15:30,916 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2023-11-12 00:15:30,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:15:30,921 INFO L225 Difference]: With dead ends: 242 [2023-11-12 00:15:30,921 INFO L226 Difference]: Without dead ends: 162 [2023-11-12 00:15:30,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 875 GetRequests, 867 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:15:30,925 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 117 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:15:30,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 246 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 2 Unknown, 0 Unchecked, 4.8s Time] [2023-11-12 00:15:30,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-12 00:15:30,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 159. [2023-11-12 00:15:30,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 100 states have (on average 1.41) internal successors, (141), 100 states have internal predecessors, (141), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 00:15:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 253 transitions. [2023-11-12 00:15:30,971 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 253 transitions. Word has length 176 [2023-11-12 00:15:30,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:15:30,973 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 253 transitions. [2023-11-12 00:15:30,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-12 00:15:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 253 transitions. [2023-11-12 00:15:30,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-12 00:15:30,977 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:30,977 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:15:31,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:15:31,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:15:31,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:15:31,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt [2023-11-12 00:15:31,601 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:31,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:31,601 INFO L85 PathProgramCache]: Analyzing trace with hash 845223830, now seen corresponding path program 1 times [2023-11-12 00:15:31,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:15:31,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1872093563] [2023-11-12 00:15:31,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:31,603 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 [2023-11-12 00:15:31,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:15:31,605 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:15:31,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:15:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:32,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:15:32,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-12 00:15:33,322 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:15:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:15:33,934 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:15:33,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1872093563] [2023-11-12 00:15:33,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1872093563] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:15:33,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1716166572] [2023-11-12 00:15:33,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:33,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:15:33,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:15:33,941 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:15:33,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-12 00:15:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:36,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:15:36,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:36,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-12 00:15:36,970 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:15:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:15:37,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1716166572] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:15:37,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093240590] [2023-11-12 00:15:37,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:37,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:15:37,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:15:37,415 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:15:37,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-12 00:15:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:38,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:15:38,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:15:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 573 proven. 18 refuted. 0 times theorem prover too weak. 921 trivial. 0 not checked. [2023-11-12 00:15:38,552 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:15:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 63 proven. 18 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-12 00:15:39,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093240590] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:15:39,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-12 00:15:39,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-12 00:15:39,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145439469] [2023-11-12 00:15:39,011 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-12 00:15:39,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 00:15:39,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:15:39,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 00:15:39,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-12 00:15:39,015 INFO L87 Difference]: Start difference. First operand 159 states and 253 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-12 00:15:42,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:15:44,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:15:46,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:15:46,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:15:46,477 INFO L93 Difference]: Finished difference Result 331 states and 517 transitions. [2023-11-12 00:15:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-12 00:15:46,598 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 176 [2023-11-12 00:15:46,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:15:46,605 INFO L225 Difference]: With dead ends: 331 [2023-11-12 00:15:46,605 INFO L226 Difference]: Without dead ends: 175 [2023-11-12 00:15:46,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1054 GetRequests, 1042 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:15:46,608 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 220 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 81 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:15:46,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 233 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 149 Invalid, 3 Unknown, 0 Unchecked, 7.3s Time] [2023-11-12 00:15:46,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-12 00:15:46,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 167. [2023-11-12 00:15:46,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 106 states have (on average 1.3679245283018868) internal successors, (145), 106 states have internal predecessors, (145), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-12 00:15:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 257 transitions. [2023-11-12 00:15:46,647 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 257 transitions. Word has length 176 [2023-11-12 00:15:46,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:15:46,649 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 257 transitions. [2023-11-12 00:15:46,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-12 00:15:46,649 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 257 transitions. [2023-11-12 00:15:46,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-12 00:15:46,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:15:46,653 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:15:46,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-12 00:15:46,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:15:47,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-12 00:15:47,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:15:47,267 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:15:47,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:15:47,270 INFO L85 PathProgramCache]: Analyzing trace with hash 1419212950, now seen corresponding path program 1 times [2023-11-12 00:15:47,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:15:47,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [204695186] [2023-11-12 00:15:47,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:15:47,271 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 [2023-11-12 00:15:47,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:15:47,272 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:15:47,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d6ca04-ff55-4d72-bff5-483d96c9ba7c/bin/utaipan-verify-NcY6lQBIFX/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 (9)] Waiting until timeout for monitored process [2023-11-12 00:15:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:15:48,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-12 00:15:48,299 INFO L285 TraceCheckSpWp]: Computing forward predicates...