./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:50:47,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:50:47,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:50:47,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:50:47,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:50:47,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:50:47,864 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:50:47,865 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:50:47,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:50:47,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:50:47,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:50:47,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:50:47,869 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:50:47,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:50:47,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:50:47,871 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:50:47,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:50:47,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:50:47,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:50:47,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:50:47,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:50:47,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:50:47,888 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:50:47,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:50:47,889 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:50:47,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:50:47,890 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:50:47,891 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:50:47,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:47,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:50:47,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:50:47,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:50:47,893 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:50:47,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:50:47,894 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:50:47,894 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:50:47,894 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:50:47,895 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:50:47,895 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:50:47,896 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 [2023-11-19 07:50:48,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:50:48,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:50:48,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:50:48,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:50:48,225 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:50:48,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i [2023-11-19 07:50:51,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:50:51,701 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:50:51,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i [2023-11-19 07:50:51,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data/7c42926b4/289786f7cd9b4755a41361ce70dc6c3d/FLAGb3ef7cdb0 [2023-11-19 07:50:51,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data/7c42926b4/289786f7cd9b4755a41361ce70dc6c3d [2023-11-19 07:50:51,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:50:51,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:50:51,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:51,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:50:51,757 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:50:51,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:51" (1/1) ... [2023-11-19 07:50:51,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370a8c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:51, skipping insertion in model container [2023-11-19 07:50:51,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:50:51" (1/1) ... [2023-11-19 07:50:51,818 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:50:51,996 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_38796754-4309-4f83-9e57-1ec2577515e3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2023-11-19 07:50:52,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:52,067 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:50:52,086 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_38796754-4309-4f83-9e57-1ec2577515e3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2023-11-19 07:50:52,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:50:52,154 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:50:52,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52 WrapperNode [2023-11-19 07:50:52,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:50:52,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:52,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:50:52,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:50:52,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,224 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2023-11-19 07:50:52,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:50:52,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:50:52,230 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:50:52,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:50:52,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,293 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:50:52,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:50:52,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:50:52,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:50:52,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (1/1) ... [2023-11-19 07:50:52,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:52,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:52,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:52,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:50:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:50:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:50:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:50:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:50:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:50:52,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:50:52,472 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:50:52,474 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:50:52,837 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:50:52,847 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:50:52,848 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:50:52,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:52 BoogieIcfgContainer [2023-11-19 07:50:52,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:50:52,855 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:50:52,856 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:50:52,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:50:52,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:50:51" (1/3) ... [2023-11-19 07:50:52,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6177d8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:52, skipping insertion in model container [2023-11-19 07:50:52,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:50:52" (2/3) ... [2023-11-19 07:50:52,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6177d8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:50:52, skipping insertion in model container [2023-11-19 07:50:52,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:52" (3/3) ... [2023-11-19 07:50:52,863 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-18.i [2023-11-19 07:50:52,884 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:50:52,884 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:50:52,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:50:52,948 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=PETRI_NET, 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;@7d8dfebf, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:50:52,948 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:50:52,955 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 07:50:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 07:50:52,970 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:52,971 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:50:52,971 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:52,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:52,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1220716198, now seen corresponding path program 1 times [2023-11-19 07:50:52,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:52,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889131821] [2023-11-19 07:50:52,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:52,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:50:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-19 07:50:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:50:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-11-19 07:50:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2023-11-19 07:50:53,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:50:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-19 07:50:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-19 07:50:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-19 07:50:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-19 07:50:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-19 07:50:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 07:50:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2023-11-19 07:50:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 07:50:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-19 07:50:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-19 07:50:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2023-11-19 07:50:53,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-19 07:50:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-19 07:50:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-11-19 07:50:53,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:50:53,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889131821] [2023-11-19 07:50:53,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889131821] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:50:53,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:50:53,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:50:53,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19360147] [2023-11-19 07:50:53,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:50:53,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:50:53,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:50:53,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:50:53,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:50:53,578 INFO L87 Difference]: Start difference. First operand has 62 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 07:50:53,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:50:53,620 INFO L93 Difference]: Finished difference Result 117 states and 201 transitions. [2023-11-19 07:50:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:50:53,623 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 123 [2023-11-19 07:50:53,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:50:53,634 INFO L225 Difference]: With dead ends: 117 [2023-11-19 07:50:53,636 INFO L226 Difference]: Without dead ends: 58 [2023-11-19 07:50:53,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:50:53,648 INFO L413 NwaCegarLoop]: 87 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, 87 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 [2023-11-19 07:50:53,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:50:53,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-11-19 07:50:53,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-11-19 07:50:53,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 07:50:53,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 87 transitions. [2023-11-19 07:50:53,712 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 87 transitions. Word has length 123 [2023-11-19 07:50:53,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:50:53,713 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 87 transitions. [2023-11-19 07:50:53,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 07:50:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 87 transitions. [2023-11-19 07:50:53,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 07:50:53,717 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:50:53,718 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:50:53,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:50:53,718 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:50:53,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:53,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1098596336, now seen corresponding path program 1 times [2023-11-19 07:50:53,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:50:53,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126133887] [2023-11-19 07:50:53,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:50:53,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:50:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:50:53,939 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:50:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:50:54,105 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:50:54,107 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:50:54,109 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:50:54,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:50:54,116 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-19 07:50:54,120 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:50:54,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:50:54 BoogieIcfgContainer [2023-11-19 07:50:54,273 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:50:54,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:50:54,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:50:54,274 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:50:54,274 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:50:52" (3/4) ... [2023-11-19 07:50:54,277 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:50:54,278 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:50:54,280 INFO L158 Benchmark]: Toolchain (without parser) took 2532.00ms. Allocated memory is still 134.2MB. Free memory was 89.8MB in the beginning and 46.2MB in the end (delta: 43.6MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2023-11-19 07:50:54,280 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:54,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.73ms. Allocated memory is still 134.2MB. Free memory was 89.6MB in the beginning and 76.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:50:54,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.03ms. Allocated memory is still 134.2MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:54,286 INFO L158 Benchmark]: Boogie Preprocessor took 68.14ms. Allocated memory is still 134.2MB. Free memory was 73.5MB in the beginning and 71.9MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:50:54,289 INFO L158 Benchmark]: RCFGBuilder took 558.39ms. Allocated memory is still 134.2MB. Free memory was 71.9MB in the beginning and 54.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:50:54,290 INFO L158 Benchmark]: TraceAbstraction took 1417.42ms. Allocated memory is still 134.2MB. Free memory was 54.0MB in the beginning and 46.2MB in the end (delta: 7.8MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-11-19 07:50:54,290 INFO L158 Benchmark]: Witness Printer took 5.39ms. Allocated memory is still 134.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:54,297 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.73ms. Allocated memory is still 134.2MB. Free memory was 89.6MB in the beginning and 76.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.03ms. Allocated memory is still 134.2MB. Free memory was 76.0MB in the beginning and 73.5MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.14ms. Allocated memory is still 134.2MB. Free memory was 73.5MB in the beginning and 71.9MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 558.39ms. Allocated memory is still 134.2MB. Free memory was 71.9MB in the beginning and 54.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1417.42ms. Allocated memory is still 134.2MB. Free memory was 54.0MB in the beginning and 46.2MB in the end (delta: 7.8MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Witness Printer took 5.39ms. Allocated memory is still 134.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of someBinaryArithmeticDOUBLEoperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 128, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -1; [L23] float var_1_2 = 50.5; [L24] float var_1_3 = 32.4; [L25] float var_1_4 = 5.5; [L26] float var_1_5 = 255.475; [L27] float var_1_6 = 127.25; [L28] unsigned char var_1_7 = 0; [L29] signed char var_1_8 = -5; [L30] signed char var_1_9 = 2; [L31] unsigned char var_1_10 = 16; [L32] unsigned char var_1_11 = 16; [L33] float var_1_12 = 10000000.8; [L34] float var_1_13 = 127.7; [L35] float var_1_14 = 199.2; [L36] float var_1_15 = 999999.5; [L37] signed long int var_1_16 = -8; [L38] signed long int var_1_17 = 32; [L39] signed short int var_1_18 = -8; [L40] double var_1_19 = 5.4; VAL [isInitial=0, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_2=101/2, var_1_3=162/5, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L132] isInitial = 1 [L133] FCALL initially() [L134] COND TRUE 1 [L135] FCALL updateLastVariables() [L136] CALL updateVariables() [L92] var_1_2 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=162/5, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=162/5, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L93] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=162/5, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L94] var_1_3 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L95] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L96] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L96] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=11/2, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L97] var_1_4 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L98] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=10219/40, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L99] var_1_5 = __VERIFIER_nondet_float() [L100] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L100] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=509/4, var_1_7=0, var_1_8=-5, var_1_9=2] [L101] var_1_6 = __VERIFIER_nondet_float() [L102] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=0, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=0, var_1_8=-5, var_1_9=2] [L102] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=0, var_1_8=-5, var_1_9=2] [L103] var_1_7 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=-5, var_1_9=2] [L104] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=-5, var_1_9=2] [L105] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=-5, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=-5, var_1_9=2] [L105] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=-5, var_1_9=2] [L106] var_1_8 = __VERIFIER_nondet_char() [L107] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=2] [L107] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=2] [L108] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=2] [L108] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=2] [L109] var_1_9 = __VERIFIER_nondet_char() [L110] CALL assume_abort_if_not(var_1_9 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L110] RET assume_abort_if_not(var_1_9 >= -127) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L111] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L111] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, var_1_10=16, var_1_11=16, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L112] var_1_11 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L113] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L114] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L114] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=1277/10, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L115] var_1_13 = __VERIFIER_nondet_float() [L116] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L116] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=996/5, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L117] var_1_14 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L118] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=1999999/2, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L119] var_1_15 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L120] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=32, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L121] var_1_17 = __VERIFIER_nondet_long() [L122] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L122] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L123] CALL assume_abort_if_not(var_1_17 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L123] RET assume_abort_if_not(var_1_17 <= 2147483646) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=-1, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L136] RET updateVariables() [L137] CALL step() [L44] COND FALSE !((var_1_2 / var_1_3) > ((var_1_4 - var_1_5) * var_1_6)) [L51] var_1_1 = var_1_8 VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L53] COND FALSE !(var_1_9 < var_1_1) [L58] var_1_10 = var_1_11 VAL [isInitial=1, var_1_10=4, var_1_11=4, var_1_12=50000004/5, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L60] COND TRUE var_1_5 <= (var_1_6 / var_1_3) [L61] var_1_12 = ((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))) VAL [isInitial=1, var_1_10=4, var_1_11=4, var_1_12=2147483656, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=-8, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L65] COND TRUE \read(var_1_7) [L66] var_1_16 = var_1_8 VAL [isInitial=1, var_1_10=4, var_1_11=4, var_1_12=2147483656, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=7, var_1_17=2147483646, var_1_18=-8, var_1_19=27/5, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L70] COND FALSE !(var_1_16 >= (var_1_10 + var_1_17)) [L81] var_1_18 = var_1_8 VAL [isInitial=1, var_1_10=4, var_1_11=4, var_1_12=2147483656, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=7, var_1_17=2147483646, var_1_18=7, var_1_19=27/5, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L83] COND TRUE ! (var_1_10 > var_1_1) [L84] var_1_19 = ((((var_1_13) > ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14))))) ? (var_1_13) : ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14)))))) VAL [isInitial=1, var_1_10=4, var_1_11=4, var_1_12=2147483656, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=7, var_1_17=2147483646, var_1_18=7, var_1_19=2147483656, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L137] RET step() [L138] CALL, EXPR property() [L128-L129] return (((((((var_1_2 / var_1_3) > ((var_1_4 - var_1_5) * var_1_6)) ? (var_1_7 ? (var_1_1 == ((signed char) var_1_8)) : (var_1_1 == ((signed char) var_1_9))) : (var_1_1 == ((signed char) var_1_8))) && ((var_1_9 < var_1_1) ? (((var_1_4 - var_1_5) > var_1_3) ? (var_1_10 == ((unsigned char) 8)) : 1) : (var_1_10 == ((unsigned char) var_1_11)))) && ((var_1_5 <= (var_1_6 / var_1_3)) ? (var_1_12 == ((float) ((((var_1_13) > ((var_1_14 + var_1_15))) ? (var_1_13) : ((var_1_14 + var_1_15)))))) : (var_1_12 == ((float) var_1_14)))) && (var_1_7 ? (var_1_16 == ((signed long int) var_1_8)) : (var_1_16 == ((signed long int) (var_1_11 - ((((var_1_10 - var_1_17) < 0 ) ? -(var_1_10 - var_1_17) : (var_1_10 - var_1_17)))))))) && ((var_1_16 >= (var_1_10 + var_1_17)) ? ((var_1_5 < 999.5f) ? (var_1_7 ? (var_1_18 == ((signed short int) (var_1_10 + var_1_1))) : (var_1_18 == ((signed short int) var_1_8))) : (var_1_18 == ((signed short int) var_1_9))) : (var_1_18 == ((signed short int) var_1_8)))) && ((! (var_1_10 > var_1_1)) ? (var_1_19 == ((double) ((((var_1_13) > ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14))))) ? (var_1_13) : ((((((0.05 + var_1_15)) < (var_1_14)) ? ((0.05 + var_1_15)) : (var_1_14)))))))) : ((var_1_1 > var_1_9) ? (var_1_19 == ((double) var_1_15)) : 1)) ; VAL [\result=0, isInitial=1, var_1_10=4, var_1_11=4, var_1_12=2147483656, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=7, var_1_17=2147483646, var_1_18=7, var_1_19=2147483656, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L138] RET, EXPR property() [L138] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=4, var_1_11=4, var_1_12=2147483656, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=7, var_1_17=2147483646, var_1_18=7, var_1_19=2147483656, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=4, var_1_11=4, var_1_12=2147483656, var_1_13=2147483656, var_1_14=2147483656, var_1_15=2147483653, var_1_16=7, var_1_17=2147483646, var_1_18=7, var_1_19=2147483656, var_1_1=7, var_1_3=2147483654, var_1_4=2147483652, var_1_5=2147483655, var_1_6=2147483651, var_1_7=1, var_1_8=7, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 87 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 87 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 246 NumberOfCodeBlocks, 246 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 122 ConstructedInterpolants, 0 QuantifiedInterpolants, 122 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 684/684 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 [2023-11-19 07:50:54,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:50:57,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:50:57,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:50:57,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:50:57,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:50:57,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:50:57,433 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:50:57,434 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:50:57,435 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:50:57,440 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:50:57,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:50:57,442 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:50:57,442 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:50:57,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:50:57,445 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:50:57,446 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:50:57,446 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:50:57,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:50:57,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:50:57,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:50:57,449 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:50:57,449 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:50:57,450 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:50:57,450 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:50:57,451 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:50:57,451 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:50:57,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:50:57,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:50:57,453 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:50:57,453 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:50:57,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:50:57,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:50:57,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:50:57,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:50:57,456 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:50:57,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:50:57,457 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:50:57,457 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:50:57,457 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:50:57,459 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:50:57,459 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:50:57,459 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:50:57,460 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f3019c4b5537fa24093124e20ea2bb4d93399e913f7c06778e0ac59831e99c9 [2023-11-19 07:50:57,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:50:57,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:50:57,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:50:57,896 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:50:57,897 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:50:57,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i [2023-11-19 07:51:01,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:51:01,447 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:51:01,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i [2023-11-19 07:51:01,457 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data/491e311ca/4091d552728a43569511114f35884fbe/FLAG99078a4e3 [2023-11-19 07:51:01,473 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/data/491e311ca/4091d552728a43569511114f35884fbe [2023-11-19 07:51:01,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:51:01,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:51:01,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:51:01,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:51:01,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:51:01,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:01,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3e21c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01, skipping insertion in model container [2023-11-19 07:51:01,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:01,533 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:51:01,756 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_38796754-4309-4f83-9e57-1ec2577515e3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2023-11-19 07:51:01,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:51:01,891 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:51:01,911 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_38796754-4309-4f83-9e57-1ec2577515e3/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-18.i[913,926] [2023-11-19 07:51:01,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:51:01,996 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:51:01,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01 WrapperNode [2023-11-19 07:51:01,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:51:01,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:51:02,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:51:02,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:51:02,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,086 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2023-11-19 07:51:02,086 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:51:02,087 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:51:02,087 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:51:02,087 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:51:02,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:51:02,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:51:02,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:51:02,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:51:02,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (1/1) ... [2023-11-19 07:51:02,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:51:02,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:02,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:02,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:51:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:51:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:51:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:51:02,268 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:51:02,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:51:02,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:51:02,358 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:51:02,360 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:51:12,514 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:51:12,523 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:51:12,523 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:51:12,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:12 BoogieIcfgContainer [2023-11-19 07:51:12,528 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:51:12,530 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:51:12,530 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:51:12,534 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:51:12,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:51:01" (1/3) ... [2023-11-19 07:51:12,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d64afdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:51:12, skipping insertion in model container [2023-11-19 07:51:12,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:01" (2/3) ... [2023-11-19 07:51:12,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d64afdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:51:12, skipping insertion in model container [2023-11-19 07:51:12,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:12" (3/3) ... [2023-11-19 07:51:12,537 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-18.i [2023-11-19 07:51:12,551 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:51:12,551 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:51:12,602 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:51:12,609 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=PETRI_NET, 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;@66c146df, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:51:12,609 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:51:12,614 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 07:51:12,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 07:51:12,627 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:51:12,628 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:12,629 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:51:12,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:12,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1220716198, now seen corresponding path program 1 times [2023-11-19 07:51:12,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:51:12,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1702301207] [2023-11-19 07:51:12,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:12,648 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 [2023-11-19 07:51:12,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:51:12,649 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:51:12,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:51:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:13,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:51:13,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2023-11-19 07:51:13,695 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:51:13,696 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:51:13,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1702301207] [2023-11-19 07:51:13,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1702301207] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:13,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:13,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:51:13,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255766410] [2023-11-19 07:51:13,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:13,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:51:13,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:51:13,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:51:13,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:51:13,744 INFO L87 Difference]: Start difference. First operand has 62 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 07:51:13,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:13,779 INFO L93 Difference]: Finished difference Result 117 states and 201 transitions. [2023-11-19 07:51:13,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:51:13,781 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 123 [2023-11-19 07:51:13,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:51:13,789 INFO L225 Difference]: With dead ends: 117 [2023-11-19 07:51:13,790 INFO L226 Difference]: Without dead ends: 58 [2023-11-19 07:51:13,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:51:13,796 INFO L413 NwaCegarLoop]: 87 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, 87 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 [2023-11-19 07:51:13,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:51:13,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-11-19 07:51:13,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-11-19 07:51:13,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 37 states have internal predecessors, (49), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-19 07:51:13,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 87 transitions. [2023-11-19 07:51:13,840 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 87 transitions. Word has length 123 [2023-11-19 07:51:13,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:51:13,840 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 87 transitions. [2023-11-19 07:51:13,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-11-19 07:51:13,841 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 87 transitions. [2023-11-19 07:51:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 07:51:13,848 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:51:13,848 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:13,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:51:14,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:51:14,065 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:51:14,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:14,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1098596336, now seen corresponding path program 1 times [2023-11-19 07:51:14,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:51:14,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [476214384] [2023-11-19 07:51:14,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:14,068 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 [2023-11-19 07:51:14,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:51:14,070 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:51:14,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38796754-4309-4f83-9e57-1ec2577515e3/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:51:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:14,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-19 07:51:14,956 INFO L285 TraceCheckSpWp]: Computing forward predicates...