./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire --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 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:10:26,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:10:26,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:10:26,235 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:10:26,236 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:10:26,277 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:10:26,278 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:10:26,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:10:26,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:10:26,285 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:10:26,285 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:10:26,286 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:10:26,286 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:10:26,288 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:10:26,288 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:10:26,289 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:10:26,289 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:10:26,289 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:10:26,290 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:10:26,290 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:10:26,291 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:10:26,291 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:10:26,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:10:26,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:10:26,293 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:10:26,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:10:26,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:10:26,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:10:26,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:10:26,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:10:26,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:10:26,297 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:10:26,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:10:26,297 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:10:26,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:10:26,298 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:10:26,298 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:10:26,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:26,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:10:26,298 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:10:26,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:10:26,299 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:10:26,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:10:26,299 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:10:26,300 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:10:26,300 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:10:26,300 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:10:26,301 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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 [2023-11-23 21:10:26,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:10:26,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:10:26,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:10:26,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:10:26,688 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:10:26,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-23 21:10:29,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:10:30,269 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:10:30,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-23 21:10:30,292 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data/874825191/589bc192a8174ce1a43d57b9b086dcba/FLAG00a568e9e [2023-11-23 21:10:30,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data/874825191/589bc192a8174ce1a43d57b9b086dcba [2023-11-23 21:10:30,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:10:30,325 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:10:30,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:30,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:10:30,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:10:30,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788207bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30, skipping insertion in model container [2023-11-23 21:10:30,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,402 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:10:30,636 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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-23 21:10:30,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:30,783 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:10:30,797 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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-23 21:10:30,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:30,862 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:10:30,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30 WrapperNode [2023-11-23 21:10:30,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:30,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:30,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:10:30,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:10:30,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,943 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-11-23 21:10:30,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:30,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:10:30,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:10:30,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:10:30,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:30,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:31,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:31,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:31,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:31,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:10:31,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:10:31,037 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:10:31,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:10:31,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (1/1) ... [2023-11-23 21:10:31,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:31,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:31,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:10:31,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:10:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:10:31,134 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:10:31,134 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:10:31,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:10:31,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:10:31,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:10:31,279 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:10:31,281 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:10:31,792 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:10:32,208 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:10:32,209 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:10:32,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:32 BoogieIcfgContainer [2023-11-23 21:10:32,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:10:32,214 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:10:32,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:10:32,218 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:10:32,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:10:30" (1/3) ... [2023-11-23 21:10:32,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f596117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:32, skipping insertion in model container [2023-11-23 21:10:32,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:30" (2/3) ... [2023-11-23 21:10:32,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f596117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:32, skipping insertion in model container [2023-11-23 21:10:32,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:32" (3/3) ... [2023-11-23 21:10:32,226 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-23 21:10:32,255 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:10:32,256 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:10:32,322 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:10:32,332 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;@1b9a29b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:10:32,333 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:10:32,339 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:10:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 21:10:32,353 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:32,354 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:10:32,355 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:32,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:32,363 INFO L85 PathProgramCache]: Analyzing trace with hash -771568182, now seen corresponding path program 1 times [2023-11-23 21:10:32,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:10:32,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863980781] [2023-11-23 21:10:32,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:32,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:10:32,633 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:10:32,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [62966139] [2023-11-23 21:10:32,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:32,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:10:32,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:32,640 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:10:32,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:10:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:10:32,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:10:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:10:34,103 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:10:34,106 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:10:34,108 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:10:34,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:34,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:10:34,325 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:10:34,330 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:10:34,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:10:34 BoogieIcfgContainer [2023-11-23 21:10:34,482 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:10:34,483 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:10:34,483 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:10:34,483 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:10:34,483 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:32" (3/4) ... [2023-11-23 21:10:34,486 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:10:34,487 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:10:34,488 INFO L158 Benchmark]: Toolchain (without parser) took 4163.19ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 116.0MB in the beginning and 124.0MB in the end (delta: -8.0MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2023-11-23 21:10:34,489 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 163.6MB. Free memory is still 135.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:34,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 533.52ms. Allocated memory is still 163.6MB. Free memory was 115.5MB in the beginning and 99.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:10:34,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.67ms. Allocated memory is still 163.6MB. Free memory was 99.7MB in the beginning and 96.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:10:34,491 INFO L158 Benchmark]: Boogie Preprocessor took 87.88ms. Allocated memory is still 163.6MB. Free memory was 96.6MB in the beginning and 94.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:10:34,491 INFO L158 Benchmark]: RCFGBuilder took 1174.73ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 94.5MB in the beginning and 177.4MB in the end (delta: -82.9MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2023-11-23 21:10:34,492 INFO L158 Benchmark]: TraceAbstraction took 2267.75ms. Allocated memory is still 241.2MB. Free memory was 176.4MB in the beginning and 124.0MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:10:34,493 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 241.2MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:34,496 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 163.6MB. Free memory is still 135.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 533.52ms. Allocated memory is still 163.6MB. Free memory was 115.5MB in the beginning and 99.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.67ms. Allocated memory is still 163.6MB. Free memory was 99.7MB in the beginning and 96.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.88ms. Allocated memory is still 163.6MB. Free memory was 96.6MB in the beginning and 94.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1174.73ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 94.5MB in the beginning and 177.4MB in the end (delta: -82.9MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2267.75ms. Allocated memory is still 241.2MB. Free memory was 176.4MB in the beginning and 124.0MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 241.2MB. Free memory is still 124.0MB. 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 62, overapproximation of someUnaryFLOAToperation at line 102, overapproximation of someBinaryArithmeticFLOAToperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -8; [L23] float var_1_2 = 1.5; [L24] float var_1_3 = 24.7; [L25] float var_1_8 = 0.875; [L26] float var_1_9 = 31.875; [L27] float var_1_10 = 255.25; [L28] float var_1_11 = 0.0; [L29] float var_1_12 = 7.58; [L30] float var_1_13 = 8.6; [L31] float var_1_14 = 49.75; [L32] signed short int var_1_16 = -64; [L33] signed long int var_1_18 = 4; [L34] signed long int var_1_19 = 100; [L35] unsigned char var_1_21 = 0; [L36] unsigned char var_1_23 = 0; [L37] signed char var_1_24 = 16; [L38] signed short int var_1_26 = -1; [L39] signed char var_1_27 = -32; [L40] unsigned char var_1_28 = 1; [L41] signed long int var_1_29 = -4; [L42] signed short int var_1_31 = 1000; [L43] signed long int var_1_32 = 4; [L44] signed short int var_1_33 = 8; [L45] signed short int var_1_34 = 25; [L46] signed short int var_1_35 = 100; [L47] signed short int var_1_36 = 10000; [L48] float var_1_38 = 2.125; [L49] signed long int var_1_39 = -1000000; [L50] signed long int last_1_var_1_1 = -8; [L51] float last_1_var_1_8 = 0.875; [L52] signed short int last_1_var_1_16 = -64; [L53] signed long int last_1_var_1_18 = 4; [L54] signed long int last_1_var_1_19 = 100; [L55] signed char last_1_var_1_24 = 16; [L56] signed long int last_1_var_1_29 = -4; [L57] signed short int last_1_var_1_31 = 1000; [L58] signed long int last_1_var_1_39 = -1000000; [L203] isInitial = 1 [L204] FCALL initially() [L205] int k_loop; [L206] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_2=3/2, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L206] COND TRUE k_loop < 1 [L207] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_8 = var_1_8 [L190] last_1_var_1_16 = var_1_16 [L191] last_1_var_1_18 = var_1_18 [L192] last_1_var_1_19 = var_1_19 [L193] last_1_var_1_24 = var_1_24 [L194] last_1_var_1_29 = var_1_29 [L195] last_1_var_1_31 = var_1_31 [L196] last_1_var_1_39 = var_1_39 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_3=247/10, var_1_8=7/8, var_1_9=255/8] [L147] var_1_3 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8, var_1_9=255/8] [L149] var_1_9 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_10=1021/4, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L151] var_1_10 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L153] var_1_11 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_11 >= 6917529.027641073700e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_12=379/50, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L155] var_1_12 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_13=43/5, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L157] var_1_13 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 2305843.009213691390e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_14=199/4, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L159] var_1_14 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L161] var_1_23 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L163] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-1, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L164] var_1_26 = __VERIFIER_nondet_short() [L165] CALL assume_abort_if_not(var_1_26 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_26 >= -32768) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L166] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L167] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-32, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L168] var_1_27 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_27 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= -127) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L170] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=4, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L171] var_1_32 = __VERIFIER_nondet_long() [L172] CALL assume_abort_if_not(var_1_32 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_32 >= -1) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L173] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=8, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L174] var_1_33 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L176] CALL assume_abort_if_not(var_1_33 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=25, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L177] var_1_34 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L179] CALL assume_abort_if_not(var_1_34 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_34 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=100, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L180] var_1_35 = __VERIFIER_nondet_short() [L181] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L182] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=10000, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L183] var_1_36 = __VERIFIER_nondet_short() [L184] CALL assume_abort_if_not(var_1_36 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_36 >= 8191) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L185] CALL assume_abort_if_not(var_1_36 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_36 <= 16383) VAL [isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_16=-64, var_1_18=4, var_1_19=100, var_1_1=-8, var_1_21=0, var_1_23=0, var_1_24=16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=-4, var_1_31=1000, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=8191, var_1_38=17/8, var_1_39=-1000000, var_1_8=7/8] [L208] RET updateVariables() [L209] CALL step() [L62] COND TRUE (var_1_2 - var_1_3) >= last_1_var_1_8 [L63] var_1_1 = ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16) [L67] signed long int stepLocal_6 = -5; [L68] signed long int stepLocal_5 = last_1_var_1_1; [L69] signed long int stepLocal_4 = (var_1_32 - 4) * last_1_var_1_24; [L70] COND FALSE !(stepLocal_5 <= (last_1_var_1_18 * var_1_27)) [L77] COND FALSE !(stepLocal_6 <= last_1_var_1_39) [L80] var_1_31 = last_1_var_1_24 [L83] COND TRUE ((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8) [L84] COND TRUE last_1_var_1_29 >= (last_1_var_1_19 / var_1_26) [L85] var_1_24 = var_1_27 [L90] COND FALSE !((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) [L97] var_1_16 = var_1_24 [L99] COND FALSE !(var_1_35 <= var_1_27) [L102] var_1_38 = (((((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) < 0 ) ? -((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) : ((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))))) [L104] COND TRUE var_1_16 <= ((var_1_31 / -128) + var_1_1) [L105] var_1_21 = var_1_23 [L107] signed long int stepLocal_0 = 64; [L108] COND FALSE !(stepLocal_0 <= var_1_24) [L111] COND FALSE !(\read(var_1_21)) [L114] var_1_8 = (var_1_12 - 2.125f) [L117] COND TRUE var_1_9 > var_1_13 [L118] var_1_18 = (var_1_24 + var_1_31) [L120] unsigned char stepLocal_2 = (var_1_31 + var_1_24) >= var_1_1; [L121] COND FALSE !(stepLocal_2 || var_1_23) [L124] COND TRUE ! var_1_21 [L125] COND TRUE (last_1_var_1_39 <= var_1_31) || var_1_28 [L126] var_1_39 = var_1_36 [L129] unsigned char stepLocal_1 = var_1_21; [L130] COND TRUE var_1_28 || stepLocal_1 [L131] var_1_19 = (((((var_1_31 + var_1_24)) > ((-8 + var_1_18))) ? ((var_1_31 + var_1_24)) : ((-8 + var_1_18)))) [L133] signed long int stepLocal_3 = var_1_24 * (var_1_31 * var_1_16); [L134] COND FALSE !(-50 == stepLocal_3) [L137] COND FALSE !(\read(var_1_23)) [L140] var_1_29 = var_1_1 [L209] RET step() [L210] CALL, EXPR property() [L199-L200] return (((((((((((((var_1_2 - var_1_3) >= last_1_var_1_8) ? (var_1_1 == ((signed long int) ((last_1_var_1_24 + last_1_var_1_31) + last_1_var_1_16))) : (var_1_1 == ((signed long int) last_1_var_1_16))) && ((64 <= var_1_24) ? (var_1_8 == ((float) (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) - (var_1_12 + (var_1_13 + var_1_14))))) : (var_1_21 ? (var_1_8 == ((float) (((((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) < 0 ) ? -((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))) : ((((var_1_13) > (var_1_11)) ? (var_1_13) : (var_1_11))))))) : (var_1_8 == ((float) (var_1_12 - 2.125f)))))) && (((((((var_1_2 * var_1_10)) > (var_1_11)) ? ((var_1_2 * var_1_10)) : (var_1_11))) > var_1_9) ? ((var_1_13 != var_1_2) ? (var_1_16 == ((signed short int) var_1_24)) : (var_1_16 == ((signed short int) var_1_24))) : (var_1_16 == ((signed short int) var_1_24)))) && ((var_1_9 > var_1_13) ? (var_1_18 == ((signed long int) (var_1_24 + var_1_31))) : 1)) && ((var_1_28 || var_1_21) ? (var_1_19 == ((signed long int) (((((var_1_31 + var_1_24)) > ((-8 + var_1_18))) ? ((var_1_31 + var_1_24)) : ((-8 + var_1_18)))))) : 1)) && ((var_1_16 <= ((var_1_31 / -128) + var_1_1)) ? (var_1_21 == ((unsigned char) var_1_23)) : 1)) && ((((var_1_13 * var_1_12) * var_1_3) != (var_1_14 + last_1_var_1_8)) ? ((last_1_var_1_29 >= (last_1_var_1_19 / var_1_26)) ? (var_1_24 == ((signed char) var_1_27)) : (var_1_24 == ((signed char) var_1_27))) : 1)) && ((((var_1_31 + var_1_24) >= var_1_1) || var_1_23) ? (var_1_28 == ((unsigned char) (var_1_21 && var_1_23))) : 1)) && ((-50 == (var_1_24 * (var_1_31 * var_1_16))) ? (var_1_29 == ((signed long int) ((((-500) < (var_1_18)) ? (-500) : (var_1_18))))) : (var_1_23 ? (var_1_29 == ((signed long int) var_1_1)) : (var_1_29 == ((signed long int) var_1_1))))) && ((last_1_var_1_1 <= (last_1_var_1_18 * var_1_27)) ? ((((((last_1_var_1_18) < (last_1_var_1_16)) ? (last_1_var_1_18) : (last_1_var_1_16))) == ((var_1_32 - 4) * last_1_var_1_24)) ? (var_1_31 == ((signed short int) ((var_1_33 + var_1_34) - var_1_35))) : (var_1_31 == ((signed short int) (((var_1_36 - 1) - var_1_33) + var_1_34)))) : ((-5 <= last_1_var_1_39) ? (var_1_31 == ((signed short int) var_1_27)) : (var_1_31 == ((signed short int) last_1_var_1_24))))) && ((var_1_35 <= var_1_27) ? (var_1_38 == ((float) var_1_9)) : (var_1_38 == ((float) (((((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) < 0 ) ? -((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))) : ((((var_1_13 - var_1_9) < 0 ) ? -(var_1_13 - var_1_9) : (var_1_13 - var_1_9))))))))) && ((! var_1_21) ? (((last_1_var_1_39 <= var_1_31) || var_1_28) ? (var_1_39 == ((signed long int) var_1_36)) : 1) : 1) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_13=0, var_1_16=-16, var_1_18=0, var_1_19=0, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=-16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=952, var_1_31=16, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-64, last_1_var_1_18=4, last_1_var_1_19=100, last_1_var_1_1=-8, last_1_var_1_24=16, last_1_var_1_29=-4, last_1_var_1_31=1000, last_1_var_1_39=-1000000, last_1_var_1_8=7/8, var_1_11=0, var_1_13=0, var_1_16=-16, var_1_18=0, var_1_19=0, var_1_1=952, var_1_21=0, var_1_23=0, var_1_24=-16, var_1_26=-24, var_1_27=-16, var_1_28=1, var_1_29=952, var_1_31=16, var_1_32=-1, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=8191, var_1_38=2, var_1_39=8191, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 25, 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=50occurred 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, 95 NumberOfCodeBlocks, 95 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 [2023-11-23 21:10:34,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire --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 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:10:37,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:10:37,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:10:37,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:10:37,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:10:37,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:10:37,369 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:10:37,370 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:10:37,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:10:37,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:10:37,377 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:10:37,378 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:10:37,378 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:10:37,381 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:10:37,381 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:10:37,382 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:10:37,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:10:37,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:10:37,384 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:10:37,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:10:37,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:10:37,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:10:37,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:10:37,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:10:37,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:10:37,387 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:10:37,388 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:10:37,388 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:10:37,389 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:10:37,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:10:37,391 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:10:37,391 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:10:37,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:10:37,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:10:37,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:37,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:10:37,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:10:37,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:10:37,394 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:10:37,395 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:10:37,395 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:10:37,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:10:37,396 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:10:37,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:10:37,397 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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cbe4eb7aae73c01b831078f0e738c68709fa97155cdb7dce934011117170926 [2023-11-23 21:10:37,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:10:37,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:10:37,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:10:37,813 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:10:37,813 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:10:37,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-23 21:10:41,117 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:10:41,467 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:10:41,471 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-23 21:10:41,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data/4a648593a/9ffcb77517414a5aa25c9ffb922a88c9/FLAGba3c4aeae [2023-11-23 21:10:41,510 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/data/4a648593a/9ffcb77517414a5aa25c9ffb922a88c9 [2023-11-23 21:10:41,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:10:41,518 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:10:41,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:41,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:10:41,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:10:41,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:41" (1/1) ... [2023-11-23 21:10:41,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b238a50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:41, skipping insertion in model container [2023-11-23 21:10:41,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:41" (1/1) ... [2023-11-23 21:10:41,626 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:10:41,863 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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-23 21:10:41,972 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:41,991 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:10:42,005 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_370aa6a6-75ec-49a1-a562-aa02a2f35af4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-77.i[916,929] [2023-11-23 21:10:42,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:42,079 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:10:42,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42 WrapperNode [2023-11-23 21:10:42,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:42,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:42,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:10:42,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:10:42,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,193 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2023-11-23 21:10:42,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:42,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:10:42,200 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:10:42,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:10:42,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,276 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:10:42,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:10:42,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:10:42,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:10:42,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (1/1) ... [2023-11-23 21:10:42,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:42,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:42,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:10:42,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:10:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:10:42,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:10:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:10:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:10:42,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:10:42,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:10:42,512 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:10:42,515 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:10:52,270 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:10:52,410 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:10:52,410 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:10:52,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:52 BoogieIcfgContainer [2023-11-23 21:10:52,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:10:52,414 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:10:52,414 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:10:52,418 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:10:52,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:10:41" (1/3) ... [2023-11-23 21:10:52,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6fb540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:52, skipping insertion in model container [2023-11-23 21:10:52,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:42" (2/3) ... [2023-11-23 21:10:52,422 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d6fb540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:52, skipping insertion in model container [2023-11-23 21:10:52,423 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:52" (3/3) ... [2023-11-23 21:10:52,425 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-77.i [2023-11-23 21:10:52,445 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:10:52,445 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:10:52,517 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:10:52,525 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;@2502ba31, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:10:52,526 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:10:52,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:10:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 21:10:52,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:52,549 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:10:52,550 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:52,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:52,555 INFO L85 PathProgramCache]: Analyzing trace with hash -240178530, now seen corresponding path program 1 times [2023-11-23 21:10:52,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:52,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1324366946] [2023-11-23 21:10:52,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:52,572 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 [2023-11-23 21:10:52,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:52,575 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:10:52,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:10:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:53,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:10:53,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:53,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 480 proven. 0 refuted. 0 times theorem prover too weak. 720 trivial. 0 not checked. [2023-11-23 21:10:53,574 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:53,575 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:53,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1324366946] [2023-11-23 21:10:53,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1324366946] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:53,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:53,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:10:53,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131166384] [2023-11-23 21:10:53,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:53,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:10:53,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:53,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:10:53,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:10:53,619 INFO L87 Difference]: Start difference. First operand has 78 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:10:56,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:56,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:56,086 INFO L93 Difference]: Finished difference Result 155 states and 272 transitions. [2023-11-23 21:10:56,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:10:56,090 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 164 [2023-11-23 21:10:56,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:56,104 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:10:56,104 INFO L226 Difference]: Without dead ends: 76 [2023-11-23 21:10:56,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:10:56,116 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:56,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-11-23 21:10:56,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-23 21:10:56,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-23 21:10:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:10:56,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 119 transitions. [2023-11-23 21:10:56,227 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 119 transitions. Word has length 164 [2023-11-23 21:10:56,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:56,228 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 119 transitions. [2023-11-23 21:10:56,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:10:56,229 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 119 transitions. [2023-11-23 21:10:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-23 21:10:56,238 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:56,239 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:10:56,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:56,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:10:56,455 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:56,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:56,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1402281968, now seen corresponding path program 1 times [2023-11-23 21:10:56,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:56,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [722694534] [2023-11-23 21:10:56,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:56,457 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 [2023-11-23 21:10:56,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:56,460 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:10:56,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:10:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:57,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:10:57,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:58,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:10:58,810 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:58,810 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:58,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [722694534] [2023-11-23 21:10:58,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [722694534] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:58,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:58,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:10:58,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894610298] [2023-11-23 21:10:58,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:58,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:10:58,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:58,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:10:58,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:10:58,822 INFO L87 Difference]: Start difference. First operand 76 states and 119 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:11:01,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:03,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:05,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:07,911 WARN L539 Checker$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 [] [2023-11-23 21:11:09,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:11,925 WARN L539 Checker$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 [] [2023-11-23 21:11:12,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:11:12,014 INFO L93 Difference]: Finished difference Result 226 states and 355 transitions. [2023-11-23 21:11:12,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:11:12,016 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 164 [2023-11-23 21:11:12,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:11:12,020 INFO L225 Difference]: With dead ends: 226 [2023-11-23 21:11:12,020 INFO L226 Difference]: Without dead ends: 151 [2023-11-23 21:11:12,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:11:12,024 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 36 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:11:12,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 286 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 5 Unknown, 0 Unchecked, 13.1s Time] [2023-11-23 21:11:12,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-23 21:11:12,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2023-11-23 21:11:12,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:11:12,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 233 transitions. [2023-11-23 21:11:12,064 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 233 transitions. Word has length 164 [2023-11-23 21:11:12,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:11:12,065 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 233 transitions. [2023-11-23 21:11:12,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:11:12,066 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 233 transitions. [2023-11-23 21:11:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-23 21:11:12,069 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:12,070 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:12,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:11:12,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:11:12,283 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:12,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:12,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1447204294, now seen corresponding path program 1 times [2023-11-23 21:11:12,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:11:12,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100602384] [2023-11-23 21:11:12,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:12,285 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 [2023-11-23 21:11:12,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:11:12,287 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:11:12,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:11:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:12,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:11:12,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:11:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-23 21:11:13,953 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:11:14,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-23 21:11:14,688 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:11:14,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100602384] [2023-11-23 21:11:14,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1100602384] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:11:14,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [186083614] [2023-11-23 21:11:14,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:14,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:11:14,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:11:14,692 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:11:14,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:11:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:16,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:11:16,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:11:17,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-23 21:11:17,808 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:11:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-23 21:11:18,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [186083614] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:11:18,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340925471] [2023-11-23 21:11:18,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:18,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:11:18,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:11:18,503 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:11:18,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 21:11:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:18,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:11:18,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:11:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-23 21:11:19,767 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:11:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-23 21:11:20,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [340925471] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:11:20,361 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:11:20,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-23 21:11:20,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727080942] [2023-11-23 21:11:20,362 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:11:20,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 21:11:20,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:11:20,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:11:20,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:11:20,367 INFO L87 Difference]: Start difference. First operand 148 states and 233 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-23 21:11:23,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:25,676 WARN L539 Checker$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 [] [2023-11-23 21:11:27,681 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 [] [2023-11-23 21:11:27,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:11:27,767 INFO L93 Difference]: Finished difference Result 311 states and 479 transitions. [2023-11-23 21:11:27,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 21:11:27,770 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 165 [2023-11-23 21:11:27,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:11:27,774 INFO L225 Difference]: With dead ends: 311 [2023-11-23 21:11:27,775 INFO L226 Difference]: Without dead ends: 164 [2023-11-23 21:11:27,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 992 GetRequests, 976 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2023-11-23 21:11:27,787 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 207 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 104 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:11:27,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 184 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 164 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-11-23 21:11:27,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-23 21:11:27,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 156. [2023-11-23 21:11:27,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 101 states have (on average 1.316831683168317) internal successors, (133), 101 states have internal predecessors, (133), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:11:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 233 transitions. [2023-11-23 21:11:27,836 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 233 transitions. Word has length 165 [2023-11-23 21:11:27,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:11:27,838 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 233 transitions. [2023-11-23 21:11:27,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-23 21:11:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 233 transitions. [2023-11-23 21:11:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-23 21:11:27,852 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:27,852 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:27,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:11:28,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:11:28,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:11:28,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:11:28,468 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:28,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:28,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1391101947, now seen corresponding path program 1 times [2023-11-23 21:11:28,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:11:28,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1793843534] [2023-11-23 21:11:28,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:28,470 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 [2023-11-23 21:11:28,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:11:28,471 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:11:28,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_370aa6a6-75ec-49a1-a562-aa02a2f35af4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 21:11:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:29,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:11:29,131 INFO L285 TraceCheckSpWp]: Computing forward predicates...