./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e56917addc263296109e56475eb7e2831a7430ba24325fa7b2cb77b61d8b352a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:47:04,884 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:47:05,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:47:05,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:47:05,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:47:05,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:47:05,045 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:47:05,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:47:05,046 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:47:05,047 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:47:05,048 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:47:05,048 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:47:05,049 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:47:05,050 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:47:05,050 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:47:05,051 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:47:05,052 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:47:05,052 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:47:05,053 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:47:05,053 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:47:05,054 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:47:05,055 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:47:05,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:47:05,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:47:05,057 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:47:05,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:47:05,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:47:05,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:47:05,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:47:05,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:47:05,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:47:05,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:47:05,061 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:47:05,061 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:47:05,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:47:05,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:47:05,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:05,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:47:05,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:47:05,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:47:05,065 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:47:05,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:47:05,071 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:47:05,071 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:47:05,072 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:47:05,072 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_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e56917addc263296109e56475eb7e2831a7430ba24325fa7b2cb77b61d8b352a [2023-11-12 00:47:05,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:47:05,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:47:05,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:47:05,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:47:05,381 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:47:05,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i [2023-11-12 00:47:08,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:47:08,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:47:08,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i [2023-11-12 00:47:08,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data/7bad854a2/621e7dfb9cd148c497467986fd4fe203/FLAG9a3c56c33 [2023-11-12 00:47:08,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data/7bad854a2/621e7dfb9cd148c497467986fd4fe203 [2023-11-12 00:47:08,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:47:08,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:47:08,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:08,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:47:08,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:47:08,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:08" (1/1) ... [2023-11-12 00:47:08,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b068b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:08, skipping insertion in model container [2023-11-12 00:47:08,851 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:08" (1/1) ... [2023-11-12 00:47:08,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:47:09,052 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_ba34fd43-836e-4994-932b-8e092a4fd500/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i[918,931] [2023-11-12 00:47:09,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:09,148 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:47:09,161 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_ba34fd43-836e-4994-932b-8e092a4fd500/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i[918,931] [2023-11-12 00:47:09,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:09,221 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:47:09,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09 WrapperNode [2023-11-12 00:47:09,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:09,223 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:09,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:47:09,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:47:09,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,302 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2023-11-12 00:47:09,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:09,303 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:47:09,303 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:47:09,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:47:09,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:47:09,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:47:09,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:47:09,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:47:09,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (1/1) ... [2023-11-12 00:47:09,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:09,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:47:09,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:47:09,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:47:09,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:47:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:47:09,479 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:47:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:47:09,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:47:09,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:47:09,615 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:47:09,619 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:47:10,147 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:47:10,500 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:47:10,514 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:47:10,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:10 BoogieIcfgContainer [2023-11-12 00:47:10,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:47:10,520 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:47:10,520 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:47:10,523 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:47:10,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:47:08" (1/3) ... [2023-11-12 00:47:10,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9f016cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:10, skipping insertion in model container [2023-11-12 00:47:10,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:09" (2/3) ... [2023-11-12 00:47:10,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9f016cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:10, skipping insertion in model container [2023-11-12 00:47:10,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:10" (3/3) ... [2023-11-12 00:47:10,527 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i [2023-11-12 00:47:10,549 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:47:10,550 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:47:10,615 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:47:10,623 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;@6b28076a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:47:10,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:47:10,628 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:47:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-12 00:47:10,640 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:10,641 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:47:10,642 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:10,647 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:10,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1533588974, now seen corresponding path program 1 times [2023-11-12 00:47:10,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:47:10,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656740107] [2023-11-12 00:47:10,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:10,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:47:10,914 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:47:10,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [956584509] [2023-11-12 00:47:10,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:10,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:47:10,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:47:10,919 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:47:10,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:47:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:47:11,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:47:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:47:11,478 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:47:11,497 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:47:11,499 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:47:11,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:47:11,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:47:11,712 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:47:11,716 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:47:11,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:47:11 BoogieIcfgContainer [2023-11-12 00:47:11,880 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:47:11,881 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:47:11,881 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:47:11,881 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:47:11,882 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:10" (3/4) ... [2023-11-12 00:47:11,884 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:47:11,885 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:47:11,887 INFO L158 Benchmark]: Toolchain (without parser) took 3054.71ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 123.6MB in the beginning and 143.3MB in the end (delta: -19.7MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2023-11-12 00:47:11,887 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:47:11,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.30ms. Allocated memory is still 155.2MB. Free memory was 123.6MB in the beginning and 108.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:47:11,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.95ms. Allocated memory is still 155.2MB. Free memory was 108.5MB in the beginning and 105.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:47:11,889 INFO L158 Benchmark]: Boogie Preprocessor took 63.12ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 103.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:47:11,890 INFO L158 Benchmark]: RCFGBuilder took 1150.80ms. Allocated memory is still 155.2MB. Free memory was 103.2MB in the beginning and 104.7MB in the end (delta: -1.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-11-12 00:47:11,891 INFO L158 Benchmark]: TraceAbstraction took 1360.57ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 103.5MB in the beginning and 144.3MB in the end (delta: -40.8MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-12 00:47:11,891 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 190.8MB. Free memory was 144.3MB in the beginning and 143.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:47:11,895 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.30ms. Allocated memory is still 155.2MB. Free memory was 123.6MB in the beginning and 108.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.95ms. Allocated memory is still 155.2MB. Free memory was 108.5MB in the beginning and 105.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.12ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 103.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1150.80ms. Allocated memory is still 155.2MB. Free memory was 103.2MB in the beginning and 104.7MB in the end (delta: -1.4MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1360.57ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 103.5MB in the beginning and 144.3MB in the end (delta: -40.8MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 190.8MB. Free memory was 144.3MB in the beginning and 143.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 199, overapproximation of bitwiseOr at line 71, overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 106, overapproximation of someBinaryArithmeticFLOAToperation at line 127. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 100.25; [L23] double var_1_5 = 1.9; [L24] double var_1_6 = 7.5; [L25] double var_1_7 = 64.25; [L26] signed long int var_1_8 = 2; [L27] signed long int var_1_9 = 1000000000; [L28] signed long int var_1_10 = 1000000000; [L29] signed long int var_1_11 = 1957998270; [L30] float var_1_12 = 50.25; [L31] float var_1_13 = 9.8; [L32] float var_1_14 = 25.5; [L33] float var_1_15 = 3.5; [L34] signed long int var_1_16 = -500; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] signed long int var_1_20 = -4; [L39] signed short int var_1_23 = -200; [L40] unsigned short int var_1_25 = 32; [L41] signed long int var_1_26 = 10; [L42] signed short int var_1_27 = 0; [L43] signed short int var_1_28 = -128; [L44] signed short int var_1_29 = 16; [L45] signed short int var_1_30 = 10; [L46] unsigned long int var_1_32 = 32; [L47] unsigned long int var_1_33 = 5; [L48] unsigned char var_1_34 = 1; [L49] unsigned char var_1_35 = 128; [L50] unsigned char var_1_36 = 10; [L51] unsigned short int var_1_37 = 256; [L52] signed long int var_1_38 = 10; [L53] double var_1_40 = 256.5; [L54] double var_1_41 = 15.5; [L55] unsigned long int var_1_42 = 10; [L56] double var_1_43 = 5.602; [L57] double last_1_var_1_1 = 100.25; [L58] signed long int last_1_var_1_8 = 2; [L59] float last_1_var_1_12 = 50.25; [L60] signed long int last_1_var_1_16 = -500; [L61] unsigned char last_1_var_1_17 = 1; [L62] unsigned char last_1_var_1_19 = 0; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L191] last_1_var_1_1 = var_1_1 [L192] last_1_var_1_8 = var_1_8 [L193] last_1_var_1_12 = var_1_12 [L194] last_1_var_1_16 = var_1_16 [L195] last_1_var_1_17 = var_1_17 [L196] last_1_var_1_19 = var_1_19 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L143] var_1_5 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L145] var_1_6 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L147] var_1_7 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=1000000000] [L149] var_1_9 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_9 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_9 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L151] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L152] var_1_10 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_10 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L154] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L155] var_1_11 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L157] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L158] var_1_14 = __VERIFIER_nondet_float() [L159] 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_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L159] 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_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L160] var_1_15 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L162] var_1_18 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L164] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-200, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L165] var_1_23 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_23 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 >= -32768) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L167] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L168] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L169] var_1_26 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_26 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L171] CALL assume_abort_if_not(var_1_26 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_26 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L172] var_1_28 = __VERIFIER_nondet_short() [L173] CALL assume_abort_if_not(var_1_28 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L174] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=16, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L175] var_1_29 = __VERIFIER_nondet_short() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L177] CALL assume_abort_if_not(var_1_29 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=10, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L178] var_1_30 = __VERIFIER_nondet_short() [L179] CALL assume_abort_if_not(var_1_30 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L180] CALL assume_abort_if_not(var_1_30 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 32766) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L181] var_1_35 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L183] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=10, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L184] var_1_36 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L186] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L187] var_1_41 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=6, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=513/2, var_1_41=6, var_1_42=10, var_1_43=2801/500, var_1_6=2, var_1_7=3, var_1_8=2, var_1_9=536870911] [L207] RET updateVariables() [L208] CALL step() [L66] COND TRUE \read(var_1_17) [L67] COND FALSE !(var_1_8 <= var_1_23) [L71] EXPR 8 ^ var_1_16 [L71] EXPR ((var_1_23) < ((8 ^ var_1_16))) ? (var_1_23) : ((8 ^ var_1_16)) [L71] COND FALSE !(((((var_1_23) < ((8 ^ var_1_16))) ? (var_1_23) : ((8 ^ var_1_16)))) >= ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) [L74] COND FALSE !(var_1_23 >= (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29)) [L83] var_1_32 = var_1_8 [L84] COND FALSE !(\read(var_1_19)) [L87] var_1_33 = ((((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))) > (var_1_29)) ? (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))) : (var_1_29))) [L89] COND FALSE !(var_1_16 > (var_1_8 + var_1_8)) [L92] COND FALSE !(var_1_16 > ((((var_1_16) < (((((var_1_29) > (var_1_8)) ? (var_1_29) : (var_1_8))))) ? (var_1_16) : (((((var_1_29) > (var_1_8)) ? (var_1_29) : (var_1_8))))))) [L97] COND FALSE !(500 != var_1_28) [L102] var_1_40 = var_1_41 [L103] var_1_42 = var_1_16 [L104] var_1_43 = var_1_41 [L105] COND TRUE \read(last_1_var_1_17) [L106] COND FALSE !(var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) [L112] COND FALSE !((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) [L119] var_1_8 = (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16))))) [L120] signed long int stepLocal_1 = (((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9)); [L121] COND TRUE stepLocal_1 >= (var_1_16 - var_1_11) [L122] var_1_12 = var_1_7 [L124] var_1_17 = (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18) [L125] signed long int stepLocal_2 = var_1_16; [L126] COND TRUE stepLocal_2 < var_1_11 [L127] var_1_13 = ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f) [L131] signed long int stepLocal_0 = var_1_8; [L132] COND FALSE !(\read(var_1_19)) [L139] var_1_1 = var_1_5 [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return ((((((var_1_19 ? ((var_1_8 >= var_1_8) ? (var_1_1 == ((double) (var_1_5 + var_1_6))) : (var_1_1 == ((double) (4.125 - var_1_7)))) : (var_1_1 == ((double) var_1_5))) && (var_1_8 == ((signed long int) (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16)))))))) && ((((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11)) ? (var_1_12 == ((float) var_1_7)) : 1)) && ((var_1_16 < var_1_11) ? (var_1_13 == ((float) ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f))) : (var_1_13 == ((float) (var_1_15 + ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))))))) && (((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) ? ((var_1_11 != ((((last_1_var_1_8) < (var_1_10)) ? (last_1_var_1_8) : (var_1_10)))) ? (last_1_var_1_19 ? (var_1_16 == ((signed long int) last_1_var_1_8)) : 1) : 1) : 1)) && (var_1_17 == ((unsigned char) (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18)))) && (last_1_var_1_17 ? ((var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) ? (var_1_19 == ((unsigned char) var_1_18)) : 1) : (var_1_19 == ((unsigned char) var_1_18))) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=3, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=7, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=2, var_1_33=3, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=6, var_1_41=6, var_1_42=4294966796, var_1_43=6, var_1_5=7, var_1_6=2, var_1_7=3, var_1_8=-1073740824, var_1_9=536870911] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=3, var_1_14=4, var_1_15=5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=7, var_1_20=-4, var_1_23=-32768, var_1_25=32, var_1_26=-1, var_1_27=0, var_1_28=500, var_1_29=3, var_1_30=-32767, var_1_32=2, var_1_33=3, var_1_34=1, var_1_35=0, var_1_36=0, var_1_37=256, var_1_38=10, var_1_40=6, var_1_41=6, var_1_42=4294966796, var_1_43=6, var_1_5=7, var_1_6=2, var_1_7=3, var_1_8=-1073740824, var_1_9=536870911] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:47:11,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e56917addc263296109e56475eb7e2831a7430ba24325fa7b2cb77b61d8b352a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:47:14,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:47:14,691 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:47:14,700 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:47:14,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:47:14,743 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:47:14,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:47:14,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:47:14,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:47:14,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:47:14,751 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:47:14,752 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:47:14,752 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:47:14,754 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:47:14,755 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:47:14,755 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:47:14,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:47:14,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:47:14,758 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:47:14,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:47:14,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:47:14,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:47:14,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:47:14,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:47:14,761 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:47:14,762 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:47:14,762 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:47:14,762 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:47:14,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:47:14,763 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:47:14,765 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:47:14,765 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:47:14,765 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:47:14,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:14,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:47:14,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:47:14,767 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:47:14,767 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:47:14,767 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:47:14,768 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:47:14,769 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:47:14,769 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:47:14,769 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_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e56917addc263296109e56475eb7e2831a7430ba24325fa7b2cb77b61d8b352a [2023-11-12 00:47:15,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:47:15,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:47:15,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:47:15,241 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:47:15,242 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:47:15,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i [2023-11-12 00:47:18,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:47:18,631 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:47:18,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i [2023-11-12 00:47:18,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data/98420a140/307d2c9cfc9e4bcbb5f30660de25ffd5/FLAG11bb12a50 [2023-11-12 00:47:18,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/data/98420a140/307d2c9cfc9e4bcbb5f30660de25ffd5 [2023-11-12 00:47:18,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:47:18,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:47:18,664 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:18,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:47:18,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:47:18,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:18" (1/1) ... [2023-11-12 00:47:18,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c40ef9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:18, skipping insertion in model container [2023-11-12 00:47:18,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:18" (1/1) ... [2023-11-12 00:47:18,716 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:47:18,867 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_ba34fd43-836e-4994-932b-8e092a4fd500/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i[918,931] [2023-11-12 00:47:18,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:18,964 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:47:18,977 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_ba34fd43-836e-4994-932b-8e092a4fd500/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i[918,931] [2023-11-12 00:47:19,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:19,043 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:47:19,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19 WrapperNode [2023-11-12 00:47:19,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:19,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:19,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:47:19,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:47:19,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,178 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-12 00:47:19,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:19,179 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:47:19,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:47:19,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:47:19,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:47:19,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:47:19,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:47:19,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:47:19,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (1/1) ... [2023-11-12 00:47:19,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:19,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:47:19,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:47:19,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:47:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:47:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:47:19,338 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:47:19,338 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:47:19,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:47:19,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:47:19,480 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:47:19,482 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:47:32,960 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:47:32,968 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:47:32,968 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:47:32,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:32 BoogieIcfgContainer [2023-11-12 00:47:32,971 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:47:32,974 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:47:32,974 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:47:32,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:47:32,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:47:18" (1/3) ... [2023-11-12 00:47:32,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c9e8ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:32, skipping insertion in model container [2023-11-12 00:47:32,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:19" (2/3) ... [2023-11-12 00:47:32,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c9e8ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:32, skipping insertion in model container [2023-11-12 00:47:32,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:32" (3/3) ... [2023-11-12 00:47:32,981 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-6.i [2023-11-12 00:47:33,000 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:47:33,017 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:47:33,073 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:47:33,080 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;@4f0cacfa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:47:33,080 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:47:33,085 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:47:33,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:47:33,107 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:33,109 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:47:33,112 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:33,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:33,120 INFO L85 PathProgramCache]: Analyzing trace with hash -602372973, now seen corresponding path program 1 times [2023-11-12 00:47:33,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:47:33,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46636567] [2023-11-12 00:47:33,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:33,140 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:47:33,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:47:33,151 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:47:33,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:47:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:47:34,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:47:34,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:47:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-12 00:47:34,560 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:47:34,561 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:47:34,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46636567] [2023-11-12 00:47:34,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46636567] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:47:34,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:47:34,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:47:34,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653768182] [2023-11-12 00:47:34,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:47:34,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:47:34,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:47:34,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:47:34,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:47:34,624 INFO L87 Difference]: Start difference. First operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:47:34,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:47:34,675 INFO L93 Difference]: Finished difference Result 175 states and 309 transitions. [2023-11-12 00:47:34,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:47:34,679 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 188 [2023-11-12 00:47:34,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:47:34,690 INFO L225 Difference]: With dead ends: 175 [2023-11-12 00:47:34,690 INFO L226 Difference]: Without dead ends: 87 [2023-11-12 00:47:34,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:47:34,704 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:47:34,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:47:34,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-12 00:47:34,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-12 00:47:34,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:47:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 134 transitions. [2023-11-12 00:47:34,769 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 134 transitions. Word has length 188 [2023-11-12 00:47:34,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:47:34,776 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 134 transitions. [2023-11-12 00:47:34,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:47:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-12 00:47:34,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:47:34,783 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:34,783 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:47:34,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:47:34,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:47:34,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:35,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:35,000 INFO L85 PathProgramCache]: Analyzing trace with hash 120816089, now seen corresponding path program 1 times [2023-11-12 00:47:35,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:47:35,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971289133] [2023-11-12 00:47:35,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:35,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:47:35,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:47:35,003 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:47:35,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:47:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:47:36,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:47:36,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:47:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 00:47:37,806 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:47:37,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:47:37,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971289133] [2023-11-12 00:47:37,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [971289133] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:47:37,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:47:37,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:47:37,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643291967] [2023-11-12 00:47:37,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:47:37,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:47:37,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:47:37,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:47:37,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:37,812 INFO L87 Difference]: Start difference. First operand 87 states and 134 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:47:40,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:41,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:47:41,021 INFO L93 Difference]: Finished difference Result 245 states and 383 transitions. [2023-11-12 00:47:41,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:47:41,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2023-11-12 00:47:41,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:47:41,027 INFO L225 Difference]: With dead ends: 245 [2023-11-12 00:47:41,027 INFO L226 Difference]: Without dead ends: 161 [2023-11-12 00:47:41,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:41,030 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 35 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:47:41,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 255 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2023-11-12 00:47:41,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-12 00:47:41,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 145. [2023-11-12 00:47:41,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 84 states have (on average 1.2857142857142858) internal successors, (108), 84 states have internal predecessors, (108), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-12 00:47:41,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 224 transitions. [2023-11-12 00:47:41,087 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 224 transitions. Word has length 188 [2023-11-12 00:47:41,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:47:41,089 INFO L495 AbstractCegarLoop]: Abstraction has 145 states and 224 transitions. [2023-11-12 00:47:41,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:47:41,089 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 224 transitions. [2023-11-12 00:47:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-12 00:47:41,104 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:41,105 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:47:41,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:47:41,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:47:41,319 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:41,320 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:41,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1414411955, now seen corresponding path program 1 times [2023-11-12 00:47:41,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:47:41,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648910892] [2023-11-12 00:47:41,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:41,322 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:47:41,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:47:41,323 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:47:41,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:47:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:47:42,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:47:42,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:47:44,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 00:47:44,564 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:47:44,564 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:47:44,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648910892] [2023-11-12 00:47:44,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648910892] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:47:44,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:47:44,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:47:44,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482961311] [2023-11-12 00:47:44,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:47:44,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:47:44,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:47:44,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:47:44,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:44,568 INFO L87 Difference]: Start difference. First operand 145 states and 224 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:47:45,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:48,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:50,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:53,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:55,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:47:55,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:47:55,393 INFO L93 Difference]: Finished difference Result 312 states and 484 transitions. [2023-11-12 00:47:55,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:47:55,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 189 [2023-11-12 00:47:55,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:47:55,439 INFO L225 Difference]: With dead ends: 312 [2023-11-12 00:47:55,440 INFO L226 Difference]: Without dead ends: 228 [2023-11-12 00:47:55,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:47:55,442 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 39 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:47:55,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 268 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 4 Unknown, 0 Unchecked, 10.8s Time] [2023-11-12 00:47:55,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2023-11-12 00:47:55,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 226. [2023-11-12 00:47:55,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 135 states have (on average 1.3037037037037038) internal successors, (176), 135 states have internal predecessors, (176), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-12 00:47:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 350 transitions. [2023-11-12 00:47:55,492 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 350 transitions. Word has length 189 [2023-11-12 00:47:55,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:47:55,493 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 350 transitions. [2023-11-12 00:47:55,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:47:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 350 transitions. [2023-11-12 00:47:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-12 00:47:55,503 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:47:55,503 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:47:55,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:47:55,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:47:55,716 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:47:55,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:47:55,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1292207439, now seen corresponding path program 1 times [2023-11-12 00:47:55,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:47:55,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [633375931] [2023-11-12 00:47:55,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:47:55,719 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:47:55,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:47:55,720 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:47:55,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 00:47:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:47:56,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:47:56,772 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:48:01,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 00:48:01,717 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:48:01,717 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:48:01,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [633375931] [2023-11-12 00:48:01,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [633375931] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:48:01,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:48:01,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:48:01,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053174856] [2023-11-12 00:48:01,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:48:01,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:48:01,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:48:01,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:48:01,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:48:01,721 INFO L87 Difference]: Start difference. First operand 226 states and 350 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:48:04,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:48:05,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:48:05,106 INFO L93 Difference]: Finished difference Result 408 states and 635 transitions. [2023-11-12 00:48:05,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:48:05,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 189 [2023-11-12 00:48:05,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:48:05,112 INFO L225 Difference]: With dead ends: 408 [2023-11-12 00:48:05,112 INFO L226 Difference]: Without dead ends: 243 [2023-11-12 00:48:05,113 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:48:05,115 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 21 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-12 00:48:05,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 233 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2023-11-12 00:48:05,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2023-11-12 00:48:05,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 230. [2023-11-12 00:48:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 139 states have (on average 1.2949640287769784) internal successors, (180), 139 states have internal predecessors, (180), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-12 00:48:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 354 transitions. [2023-11-12 00:48:05,188 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 354 transitions. Word has length 189 [2023-11-12 00:48:05,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:48:05,191 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 354 transitions. [2023-11-12 00:48:05,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:48:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 354 transitions. [2023-11-12 00:48:05,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-12 00:48:05,197 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:48:05,197 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:48:05,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-12 00:48:05,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:48:05,415 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:48:05,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:48:05,416 INFO L85 PathProgramCache]: Analyzing trace with hash 271139085, now seen corresponding path program 1 times [2023-11-12 00:48:05,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:48:05,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134283895] [2023-11-12 00:48:05,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:48:05,417 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:48:05,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:48:05,420 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:48:05,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba34fd43-836e-4994-932b-8e092a4fd500/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-12 00:48:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:48:06,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:48:06,395 INFO L285 TraceCheckSpWp]: Computing forward predicates...