./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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_1ae07708-7227-416b-9f63-42865e24ac8e/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 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:46:40,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:46:40,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:46:40,231 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:46:40,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:46:40,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:46:40,262 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:46:40,264 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:46:40,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:46:40,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:46:40,271 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:46:40,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:46:40,273 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:46:40,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:46:40,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:46:40,276 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:46:40,276 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:46:40,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:46:40,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:46:40,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:46:40,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:46:40,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:46:40,279 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:46:40,280 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:46:40,280 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:46:40,281 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:46:40,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:46:40,282 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:46:40,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:46:40,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:46:40,285 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:46:40,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:46:40,285 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:46:40,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:46:40,286 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:46:40,286 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:46:40,287 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:46:40,287 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:46:40,287 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:46:40,288 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_1ae07708-7227-416b-9f63-42865e24ac8e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e [2023-11-19 07:46:40,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:46:40,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:46:40,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:46:40,659 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:46:40,660 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:46:40,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-19 07:46:43,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:46:44,172 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:46:44,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-19 07:46:44,186 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data/cb74d6e83/04a4265319ba40309b3b38236f20af49/FLAG52f2a1ecc [2023-11-19 07:46:44,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data/cb74d6e83/04a4265319ba40309b3b38236f20af49 [2023-11-19 07:46:44,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:46:44,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:46:44,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:46:44,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:46:44,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:46:44,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,220 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ab1e0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44, skipping insertion in model container [2023-11-19 07:46:44,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,273 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:46:44,444 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_1ae07708-7227-416b-9f63-42865e24ac8e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-19 07:46:44,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:46:44,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:46:44,585 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_1ae07708-7227-416b-9f63-42865e24ac8e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-19 07:46:44,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:46:44,668 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:46:44,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44 WrapperNode [2023-11-19 07:46:44,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:46:44,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:46:44,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:46:44,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:46:44,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,763 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-11-19 07:46:44,764 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:46:44,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:46:44,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:46:44,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:46:44,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,800 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,806 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,813 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:46:44,820 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:46:44,821 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:46:44,821 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:46:44,822 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (1/1) ... [2023-11-19 07:46:44,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:46:44,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:44,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:46:44,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:46:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:46:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:46:44,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:46:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:46:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:46:44,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:46:45,127 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:46:45,132 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:46:45,803 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:46:45,814 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:46:45,814 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:46:45,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:45 BoogieIcfgContainer [2023-11-19 07:46:45,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:46:45,823 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:46:45,824 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:46:45,828 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:46:45,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:46:44" (1/3) ... [2023-11-19 07:46:45,829 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@269f103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:46:45, skipping insertion in model container [2023-11-19 07:46:45,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:46:44" (2/3) ... [2023-11-19 07:46:45,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@269f103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:46:45, skipping insertion in model container [2023-11-19 07:46:45,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:45" (3/3) ... [2023-11-19 07:46:45,832 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-19 07:46:45,854 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:46:45,855 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:46:45,917 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:46:45,925 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;@696f55eb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:46:45,925 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:46:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 73 states have (on average 1.5068493150684932) internal successors, (110), 74 states have internal predecessors, (110), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:46:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 07:46:45,949 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:45,950 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:45,951 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:45,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:45,957 INFO L85 PathProgramCache]: Analyzing trace with hash -77227987, now seen corresponding path program 1 times [2023-11-19 07:46:45,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:45,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955799637] [2023-11-19 07:46:45,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:45,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:46,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:46:46,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955799637] [2023-11-19 07:46:46,298 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:46:46,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516853974] [2023-11-19 07:46:46,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:46,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:46,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:46,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:46,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:46:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:46,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:46:46,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:46:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-19 07:46:46,707 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:46:46,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516853974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:46:46,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:46:46,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:46:46,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983429770] [2023-11-19 07:46:46,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:46:46,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:46:46,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:46:46,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:46:46,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:46:46,764 INFO L87 Difference]: Start difference. First operand has 99 states, 73 states have (on average 1.5068493150684932) internal successors, (110), 74 states have internal predecessors, (110), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:46:46,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:46:46,831 INFO L93 Difference]: Finished difference Result 191 states and 329 transitions. [2023-11-19 07:46:46,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:46:46,833 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 161 [2023-11-19 07:46:46,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:46:46,842 INFO L225 Difference]: With dead ends: 191 [2023-11-19 07:46:46,842 INFO L226 Difference]: Without dead ends: 95 [2023-11-19 07:46:46,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 07:46:46,850 INFO L413 NwaCegarLoop]: 149 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, 149 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 07:46:46,851 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:46:46,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-19 07:46:46,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-19 07:46:46,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 70 states have (on average 1.4714285714285715) internal successors, (103), 70 states have internal predecessors, (103), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:46:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 149 transitions. [2023-11-19 07:46:46,912 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 149 transitions. Word has length 161 [2023-11-19 07:46:46,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:46:46,912 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 149 transitions. [2023-11-19 07:46:46,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:46:46,913 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-11-19 07:46:46,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-19 07:46:46,918 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:46,918 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:46,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:46:47,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:46:47,132 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:47,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:47,133 INFO L85 PathProgramCache]: Analyzing trace with hash 2094128803, now seen corresponding path program 1 times [2023-11-19 07:46:47,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:47,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720224332] [2023-11-19 07:46:47,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:47,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:47,228 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:46:47,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1053587343] [2023-11-19 07:46:47,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:47,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:47,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:47,232 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:47,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:46:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:47,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:46:47,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:46:47,553 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 07:46:47,553 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:46:47,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:46:47,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720224332] [2023-11-19 07:46:47,554 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:46:47,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053587343] [2023-11-19 07:46:47,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053587343] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:46:47,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:46:47,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:46:47,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139993883] [2023-11-19 07:46:47,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:46:47,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:46:47,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:46:47,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:46:47,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:46:47,559 INFO L87 Difference]: Start difference. First operand 95 states and 149 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:47,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:46:47,635 INFO L93 Difference]: Finished difference Result 235 states and 366 transitions. [2023-11-19 07:46:47,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:46:47,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 161 [2023-11-19 07:46:47,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:46:47,644 INFO L225 Difference]: With dead ends: 235 [2023-11-19 07:46:47,644 INFO L226 Difference]: Without dead ends: 143 [2023-11-19 07:46:47,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:46:47,646 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 73 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:46:47,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 264 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:46:47,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-11-19 07:46:47,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 140. [2023-11-19 07:46:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 112 states have (on average 1.4732142857142858) internal successors, (165), 113 states have internal predecessors, (165), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-19 07:46:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 215 transitions. [2023-11-19 07:46:47,692 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 215 transitions. Word has length 161 [2023-11-19 07:46:47,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:46:47,696 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 215 transitions. [2023-11-19 07:46:47,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 215 transitions. [2023-11-19 07:46:47,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 07:46:47,705 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:47,705 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:47,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:46:47,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:47,923 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:47,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:47,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1512338937, now seen corresponding path program 1 times [2023-11-19 07:46:47,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:47,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868958966] [2023-11-19 07:46:47,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:47,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:47,977 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:46:47,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [865409878] [2023-11-19 07:46:47,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:47,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:47,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:47,981 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:47,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:46:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:48,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:46:48,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:46:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 318 proven. 54 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2023-11-19 07:46:48,547 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:46:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-19 07:46:48,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:46:48,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868958966] [2023-11-19 07:46:48,829 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:46:48,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865409878] [2023-11-19 07:46:48,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865409878] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:46:48,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:46:48,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:46:48,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870922572] [2023-11-19 07:46:48,833 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:46:48,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:46:48,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:46:48,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:46:48,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:46:48,840 INFO L87 Difference]: Start difference. First operand 140 states and 215 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-19 07:46:49,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:46:49,126 INFO L93 Difference]: Finished difference Result 295 states and 446 transitions. [2023-11-19 07:46:49,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:46:49,127 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 162 [2023-11-19 07:46:49,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:46:49,136 INFO L225 Difference]: With dead ends: 295 [2023-11-19 07:46:49,136 INFO L226 Difference]: Without dead ends: 158 [2023-11-19 07:46:49,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 316 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:46:49,145 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 145 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:46:49,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 309 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:46:49,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-19 07:46:49,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 155. [2023-11-19 07:46:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 121 states have (on average 1.4049586776859504) internal successors, (170), 123 states have internal predecessors, (170), 29 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 27 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-19 07:46:49,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 228 transitions. [2023-11-19 07:46:49,208 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 228 transitions. Word has length 162 [2023-11-19 07:46:49,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:46:49,209 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 228 transitions. [2023-11-19 07:46:49,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-11-19 07:46:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 228 transitions. [2023-11-19 07:46:49,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-19 07:46:49,220 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:49,220 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:49,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:46:49,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:49,442 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:49,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:49,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1344742275, now seen corresponding path program 1 times [2023-11-19 07:46:49,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:49,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081325889] [2023-11-19 07:46:49,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:49,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:49,491 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:46:49,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1015376741] [2023-11-19 07:46:49,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:49,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:49,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:49,493 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:49,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 07:46:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:49,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:46:49,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:46:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-11-19 07:46:49,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:46:50,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-19 07:46:50,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:46:50,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081325889] [2023-11-19 07:46:50,221 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:46:50,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015376741] [2023-11-19 07:46:50,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1015376741] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:46:50,222 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:46:50,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:46:50,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732656235] [2023-11-19 07:46:50,222 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:46:50,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:46:50,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:46:50,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:46:50,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:46:50,226 INFO L87 Difference]: Start difference. First operand 155 states and 228 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-19 07:46:50,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:46:50,532 INFO L93 Difference]: Finished difference Result 263 states and 379 transitions. [2023-11-19 07:46:50,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:46:50,533 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 162 [2023-11-19 07:46:50,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:46:50,536 INFO L225 Difference]: With dead ends: 263 [2023-11-19 07:46:50,536 INFO L226 Difference]: Without dead ends: 123 [2023-11-19 07:46:50,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 316 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:46:50,539 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 82 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 276 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 07:46:50,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 276 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 07:46:50,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-19 07:46:50,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 121. [2023-11-19 07:46:50,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 87 states have (on average 1.2873563218390804) internal successors, (112), 88 states have internal predecessors, (112), 27 states have call successors, (27), 6 states have call predecessors, (27), 6 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-19 07:46:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 166 transitions. [2023-11-19 07:46:50,570 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 166 transitions. Word has length 162 [2023-11-19 07:46:50,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:46:50,572 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 166 transitions. [2023-11-19 07:46:50,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2023-11-19 07:46:50,573 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 166 transitions. [2023-11-19 07:46:50,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 07:46:50,578 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:50,578 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:50,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:46:50,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:50,806 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:50,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:50,806 INFO L85 PathProgramCache]: Analyzing trace with hash -752773857, now seen corresponding path program 1 times [2023-11-19 07:46:50,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:50,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893386778] [2023-11-19 07:46:50,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:50,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:50,857 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:46:50,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [182972339] [2023-11-19 07:46:50,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:50,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:50,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:50,860 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:50,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-19 07:46:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:51,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 07:46:51,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:46:51,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 07:46:51,282 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:46:51,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:46:51,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893386778] [2023-11-19 07:46:51,283 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:46:51,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [182972339] [2023-11-19 07:46:51,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [182972339] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:46:51,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:46:51,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:46:51,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890471890] [2023-11-19 07:46:51,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:46:51,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:46:51,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:46:51,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:46:51,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:46:51,288 INFO L87 Difference]: Start difference. First operand 121 states and 166 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:52,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:46:52,031 INFO L93 Difference]: Finished difference Result 399 states and 558 transitions. [2023-11-19 07:46:52,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 07:46:52,033 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 164 [2023-11-19 07:46:52,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:46:52,037 INFO L225 Difference]: With dead ends: 399 [2023-11-19 07:46:52,038 INFO L226 Difference]: Without dead ends: 297 [2023-11-19 07:46:52,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:46:52,040 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 329 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-19 07:46:52,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 651 Invalid, 340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-19 07:46:52,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2023-11-19 07:46:52,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 229. [2023-11-19 07:46:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 168 states have (on average 1.3154761904761905) internal successors, (221), 170 states have internal predecessors, (221), 50 states have call successors, (50), 10 states have call predecessors, (50), 10 states have return successors, (50), 48 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-19 07:46:52,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 321 transitions. [2023-11-19 07:46:52,115 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 321 transitions. Word has length 164 [2023-11-19 07:46:52,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:46:52,117 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 321 transitions. [2023-11-19 07:46:52,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:52,118 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 321 transitions. [2023-11-19 07:46:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 07:46:52,122 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:52,122 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:52,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:46:52,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:52,336 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:52,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:52,337 INFO L85 PathProgramCache]: Analyzing trace with hash -971628575, now seen corresponding path program 1 times [2023-11-19 07:46:52,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:52,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812381469] [2023-11-19 07:46:52,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:52,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:52,383 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:46:52,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1099988043] [2023-11-19 07:46:52,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:52,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:52,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:52,385 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:52,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 07:46:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:52,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 07:46:52,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:46:53,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 07:46:53,329 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:46:53,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:46:53,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812381469] [2023-11-19 07:46:53,330 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:46:53,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099988043] [2023-11-19 07:46:53,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1099988043] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:46:53,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:46:53,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-19 07:46:53,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667560795] [2023-11-19 07:46:53,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:46:53,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-19 07:46:53,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:46:53,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-19 07:46:53,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2023-11-19 07:46:53,336 INFO L87 Difference]: Start difference. First operand 229 states and 321 transitions. Second operand has 12 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:55,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:46:55,220 INFO L93 Difference]: Finished difference Result 805 states and 1145 transitions. [2023-11-19 07:46:55,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-19 07:46:55,221 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 164 [2023-11-19 07:46:55,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:46:55,228 INFO L225 Difference]: With dead ends: 805 [2023-11-19 07:46:55,228 INFO L226 Difference]: Without dead ends: 595 [2023-11-19 07:46:55,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2023-11-19 07:46:55,231 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 538 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 1077 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 1311 SdHoareTripleChecker+Invalid, 1216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-19 07:46:55,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [538 Valid, 1311 Invalid, 1216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1077 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-19 07:46:55,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2023-11-19 07:46:55,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 336. [2023-11-19 07:46:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 253 states have (on average 1.3122529644268774) internal successors, (332), 254 states have internal predecessors, (332), 69 states have call successors, (69), 13 states have call predecessors, (69), 13 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2023-11-19 07:46:55,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 470 transitions. [2023-11-19 07:46:55,358 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 470 transitions. Word has length 164 [2023-11-19 07:46:55,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:46:55,359 INFO L495 AbstractCegarLoop]: Abstraction has 336 states and 470 transitions. [2023-11-19 07:46:55,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.333333333333333) internal successors, (52), 11 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 470 transitions. [2023-11-19 07:46:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 07:46:55,363 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:55,364 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:55,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:46:55,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-19 07:46:55,579 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:55,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:55,580 INFO L85 PathProgramCache]: Analyzing trace with hash -948996321, now seen corresponding path program 1 times [2023-11-19 07:46:55,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:55,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044353794] [2023-11-19 07:46:55,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:55,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:55,643 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:46:55,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1755477042] [2023-11-19 07:46:55,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:55,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:55,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:55,648 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:55,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 07:46:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:46:55,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-19 07:46:55,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:46:56,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-19 07:46:56,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:46:56,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:46:56,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044353794] [2023-11-19 07:46:56,357 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:46:56,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1755477042] [2023-11-19 07:46:56,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1755477042] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:46:56,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:46:56,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-19 07:46:56,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809793339] [2023-11-19 07:46:56,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:46:56,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-19 07:46:56,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:46:56,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-19 07:46:56,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:46:56,361 INFO L87 Difference]: Start difference. First operand 336 states and 470 transitions. Second operand has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:57,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:46:57,485 INFO L93 Difference]: Finished difference Result 681 states and 960 transitions. [2023-11-19 07:46:57,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-19 07:46:57,488 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 164 [2023-11-19 07:46:57,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:46:57,499 INFO L225 Difference]: With dead ends: 681 [2023-11-19 07:46:57,500 INFO L226 Difference]: Without dead ends: 553 [2023-11-19 07:46:57,501 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=114, Invalid=266, Unknown=0, NotChecked=0, Total=380 [2023-11-19 07:46:57,502 INFO L413 NwaCegarLoop]: 345 mSDtfsCounter, 435 mSDsluCounter, 906 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 1251 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:46:57,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 1251 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-19 07:46:57,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2023-11-19 07:46:57,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 409. [2023-11-19 07:46:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 326 states have (on average 1.3466257668711656) internal successors, (439), 327 states have internal predecessors, (439), 69 states have call successors, (69), 13 states have call predecessors, (69), 13 states have return successors, (69), 68 states have call predecessors, (69), 69 states have call successors, (69) [2023-11-19 07:46:57,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 577 transitions. [2023-11-19 07:46:57,596 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 577 transitions. Word has length 164 [2023-11-19 07:46:57,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:46:57,597 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 577 transitions. [2023-11-19 07:46:57,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-19 07:46:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 577 transitions. [2023-11-19 07:46:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 07:46:57,600 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:46:57,601 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:46:57,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:46:57,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-19 07:46:57,815 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:46:57,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:46:57,816 INFO L85 PathProgramCache]: Analyzing trace with hash 296485130, now seen corresponding path program 1 times [2023-11-19 07:46:57,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:46:57,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411406337] [2023-11-19 07:46:57,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:57,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:46:57,869 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:46:57,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1819125360] [2023-11-19 07:46:57,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:46:57,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:46:57,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:46:57,879 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:46:57,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-19 07:46:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:46:58,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:46:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:46:58,578 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:46:58,579 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:46:58,580 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:46:58,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-19 07:46:58,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-19 07:46:58,796 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:46:58,802 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:46:58,981 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:46:58,982 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-19 07:46:58,985 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-19 07:46:58,985 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated [2023-11-19 07:46:58,985 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:46:59,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:46:59 BoogieIcfgContainer [2023-11-19 07:46:59,030 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:46:59,031 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:46:59,031 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:46:59,031 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:46:59,032 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:46:45" (3/4) ... [2023-11-19 07:46:59,035 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:46:59,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:46:59,037 INFO L158 Benchmark]: Toolchain (without parser) took 14829.37ms. Allocated memory was 136.3MB in the beginning and 226.5MB in the end (delta: 90.2MB). Free memory was 92.2MB in the beginning and 93.9MB in the end (delta: -1.7MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2023-11-19 07:46:59,038 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 136.3MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:46:59,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.40ms. Allocated memory is still 136.3MB. Free memory was 92.2MB in the beginning and 76.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:46:59,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.85ms. Allocated memory is still 136.3MB. Free memory was 76.0MB in the beginning and 71.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:46:59,039 INFO L158 Benchmark]: Boogie Preprocessor took 54.77ms. Allocated memory is still 136.3MB. Free memory was 71.8MB in the beginning and 69.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:46:59,040 INFO L158 Benchmark]: RCFGBuilder took 999.91ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 69.7MB in the beginning and 149.2MB in the end (delta: -79.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2023-11-19 07:46:59,040 INFO L158 Benchmark]: TraceAbstraction took 13206.41ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 148.2MB in the beginning and 93.9MB in the end (delta: 54.3MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. [2023-11-19 07:46:59,041 INFO L158 Benchmark]: Witness Printer took 6.01ms. Allocated memory is still 226.5MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:46:59,045 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 136.3MB. Free memory is still 108.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.40ms. Allocated memory is still 136.3MB. Free memory was 92.2MB in the beginning and 76.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.85ms. Allocated memory is still 136.3MB. Free memory was 76.0MB in the beginning and 71.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.77ms. Allocated memory is still 136.3MB. Free memory was 71.8MB in the beginning and 69.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 999.91ms. Allocated memory was 136.3MB in the beginning and 188.7MB in the end (delta: 52.4MB). Free memory was 69.7MB in the beginning and 149.2MB in the end (delta: -79.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * TraceAbstraction took 13206.41ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 148.2MB in the beginning and 93.9MB in the end (delta: 54.3MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. * Witness Printer took 6.01ms. Allocated memory is still 226.5MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someBinaryArithmeticDOUBLEoperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 188, overapproximation of someBinaryArithmeticFLOAToperation at line 124. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.8; [L23] float var_1_6 = 16.375; [L24] float var_1_7 = 0.25; [L25] unsigned char var_1_8 = 1; [L26] unsigned char var_1_9 = 1; [L27] unsigned char var_1_10 = 0; [L28] unsigned long int var_1_11 = 128; [L29] double var_1_13 = 255.5; [L30] double var_1_14 = 0.0; [L31] double var_1_15 = 0.0; [L32] double var_1_16 = 100.3; [L33] unsigned long int var_1_17 = 32; [L34] unsigned short int var_1_19 = 100; [L35] double var_1_21 = 10000000000.5; [L36] double var_1_22 = 32.2; [L37] signed short int var_1_23 = -2; [L38] signed char var_1_24 = 32; [L39] signed char var_1_25 = 10; [L40] signed char var_1_26 = -128; [L41] double var_1_27 = 5.8; [L42] unsigned short int var_1_28 = 16; [L43] unsigned char var_1_30 = 1; [L44] unsigned char var_1_31 = 0; [L45] unsigned char var_1_32 = 0; [L46] unsigned long int var_1_33 = 256; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 3.625; [L49] float var_1_36 = 9.8; [L50] unsigned char var_1_37 = 4; [L51] unsigned long int last_1_var_1_17 = 32; [L52] double last_1_var_1_22 = 32.2; [L53] double last_1_var_1_27 = 5.8; [L54] unsigned char last_1_var_1_37 = 4; VAL [isInitial=0, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_6=131/8, var_1_7=1/4, var_1_8=1, var_1_9=1] [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L182] last_1_var_1_17 = var_1_17 [L183] last_1_var_1_22 = var_1_22 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_37 = var_1_37 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_6=131/8, var_1_7=1/4, var_1_8=1, var_1_9=1] [L195] RET updateLastVariables() [L196] CALL updateVariables() [L144] var_1_6 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L145] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=1/4, var_1_8=1, var_1_9=1] [L146] var_1_7 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L147] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L148] var_1_9 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L149] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L150] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=0, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L152] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L153] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=0, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L154] var_1_14 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L155] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=0, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L156] var_1_15 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L157] RET assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=1003/10, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L158] var_1_16 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L159] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=32, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L160] var_1_24 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L161] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L162] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L162] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=10, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L163] var_1_25 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L164] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L165] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L165] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-128, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L166] var_1_26 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L167] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L168] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L169] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L170] var_1_31 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L171] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L172] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L172] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=256, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L173] var_1_33 = __VERIFIER_nondet_ulong() [L174] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L174] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L175] CALL assume_abort_if_not(var_1_33 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L175] RET assume_abort_if_not(var_1_33 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_33 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L176] RET assume_abort_if_not(var_1_33 != 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L177] var_1_34 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L178] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L179] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=20000000001/2, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L196] RET updateVariables() [L197] CALL step() [L58] COND TRUE (- last_1_var_1_27) < var_1_7 [L59] var_1_21 = 0.19999999999999996 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=16, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L63] COND TRUE ((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16) [L64] var_1_28 = ((var_1_25 + (100 + 64)) + last_1_var_1_37) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=128, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L68] COND TRUE \read(var_1_9) [L69] var_1_11 = 0u VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L79] COND TRUE \read(var_1_9) [L80] var_1_30 = (! var_1_31) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=29/8, var_1_36=49/5, var_1_37=4, var_1_7=2, var_1_8=1, var_1_9=1] [L82] var_1_35 = var_1_16 [L83] var_1_36 = var_1_14 [L84] var_1_37 = var_1_25 [L85] unsigned long int stepLocal_0 = 1u; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L86] COND FALSE !(((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L91] signed long int stepLocal_4 = (var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4))); VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-2, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L92] COND TRUE stepLocal_4 > var_1_37 [L93] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L95] unsigned char stepLocal_3 = var_1_37; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=100, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L96] COND FALSE !(var_1_28 <= stepLocal_3) [L99] var_1_19 = ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L101] signed long int stepLocal_2 = var_1_19 - var_1_19; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L102] COND TRUE \read(var_1_9) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L103] COND TRUE \read(var_1_10) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L104] EXPR (last_1_var_1_17 / -64) << var_1_11 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=32, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L104] COND TRUE ((last_1_var_1_17 / -64) << var_1_11) >= stepLocal_2 [L105] var_1_17 = var_1_19 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L113] EXPR var_1_37 ^ (4u / var_1_33) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=0, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L113] COND TRUE (var_1_37 ^ (4u / var_1_33)) != var_1_17 [L114] var_1_32 = ((99.6f != var_1_7) || var_1_10) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=161/5, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_7=2, var_1_8=1, var_1_9=1] [L118] COND TRUE ((var_1_16 * var_1_6) > var_1_15) && var_1_32 [L119] var_1_22 = var_1_6 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_1=4/5, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L123] COND TRUE ((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23 [L124] var_1_1 = (var_1_6 - var_1_7) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L126] signed long int stepLocal_5 = var_1_19 + var_1_37; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L127] COND TRUE var_1_28 != stepLocal_5 VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_27=29/5, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L128] COND TRUE var_1_1 < var_1_21 [L129] var_1_27 = (var_1_15 - var_1_16) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L132] unsigned short int stepLocal_1 = var_1_28; VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_1=168, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_13=511/2, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L133] COND TRUE var_1_7 != (var_1_27 * var_1_6) [L134] var_1_13 = ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, stepLocal_0=1, stepLocal_1=168, stepLocal_2=0, stepLocal_3=0, stepLocal_4=1, stepLocal_5=0, var_1_10=1, var_1_11=0, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR (((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u))) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L188] EXPR (((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34)))) VAL [isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L188-L189] return ((((((((((((((((((~ var_1_17) + (var_1_19 + var_1_37)) <= var_1_23) ? (var_1_1 == ((float) (var_1_6 - var_1_7))) : 1) && ((((((var_1_7) < (var_1_35)) ? (var_1_7) : (var_1_35))) <= var_1_6) ? ((1u < var_1_37) ? (var_1_8 == ((unsigned char) (var_1_9 && var_1_10))) : 1) : 1)) && (var_1_9 ? (var_1_11 == ((unsigned long int) 0u)) : (var_1_10 ? (var_1_11 == ((unsigned long int) ((((8u + var_1_28) < 0 ) ? -(8u + var_1_28) : (8u + var_1_28))))) : ((var_1_6 < 127.5f) ? (var_1_11 == ((unsigned long int) var_1_28)) : 1)))) && ((var_1_7 != (var_1_27 * var_1_6)) ? (var_1_13 == ((double) ((((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) - var_1_16) - var_1_7))) : ((var_1_28 > var_1_28) ? (var_1_13 == ((double) 10.6)) : (var_1_13 == ((double) var_1_15))))) && (var_1_9 ? (var_1_10 ? ((((last_1_var_1_17 / -64) << var_1_11) >= (var_1_19 - var_1_19)) ? (var_1_17 == ((unsigned long int) var_1_19)) : 1) : (var_1_17 == ((unsigned long int) var_1_19))) : (var_1_17 == ((unsigned long int) 2u)))) && ((var_1_28 <= var_1_37) ? (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))) : (var_1_19 == ((unsigned short int) ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))))))) && (((- last_1_var_1_27) < var_1_7) ? (var_1_21 == ((double) 0.19999999999999996)) : (var_1_21 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))))) && ((((var_1_16 * var_1_6) > var_1_15) && var_1_32) ? (var_1_22 == ((double) var_1_6)) : (var_1_22 == ((double) ((((var_1_15) < (var_1_7)) ? (var_1_15) : (var_1_7))))))) && ((((var_1_24 - var_1_25) / ((((var_1_26) < (4)) ? (var_1_26) : (4)))) > var_1_37) ? (var_1_23 == ((signed short int) var_1_24)) : 1)) && ((var_1_28 != (var_1_19 + var_1_37)) ? ((var_1_1 < var_1_21) ? (var_1_27 == ((double) (var_1_15 - var_1_16))) : 1) : 1)) && ((((((8.25) < (last_1_var_1_22)) ? (8.25) : (last_1_var_1_22))) >= (var_1_15 * var_1_16)) ? (var_1_28 == ((unsigned short int) ((var_1_25 + (100 + 64)) + last_1_var_1_37))) : (var_1_28 == ((unsigned short int) last_1_var_1_37)))) && (var_1_9 ? (var_1_30 == ((unsigned char) (! var_1_31))) : 1)) && (((var_1_37 ^ (4u / var_1_33)) != var_1_17) ? (var_1_32 == ((unsigned char) ((99.6f != var_1_7) || var_1_10))) : (var_1_32 == ((unsigned char) (var_1_31 || var_1_34))))) && (var_1_35 == ((float) var_1_16))) && (var_1_36 == ((float) var_1_14))) && (var_1_37 == ((unsigned char) var_1_25)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=32, last_1_var_1_22=161/5, last_1_var_1_27=29/5, last_1_var_1_37=4, var_1_10=1, var_1_11=0, var_1_14=3, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=0, var_1_21=4999999999999999/25000000000000000, var_1_22=6, var_1_23=-1, var_1_24=-1, var_1_25=0, var_1_26=-1, var_1_28=168, var_1_30=1, var_1_31=0, var_1_32=1, var_1_33=4, var_1_34=0, var_1_35=5, var_1_36=3, var_1_37=0, var_1_6=6, var_1_7=2, var_1_8=1, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 8, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1608 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1602 mSDsluCounter, 4211 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2833 mSDsCounter, 311 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2296 IncrementalHoareTripleChecker+Invalid, 2607 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 311 mSolverCounterUnsat, 1378 mSDtfsCounter, 2296 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1484 GetRequests, 1417 SyntacticMatches, 2 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=409occurred in iteration=7, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 479 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1464 NumberOfCodeBlocks, 1464 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1453 ConstructedInterpolants, 0 QuantifiedInterpolants, 3778 SizeOfPredicates, 21 NumberOfNonLiveVariables, 2898 ConjunctsInSsa, 71 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 8880/9108 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 07:46:59,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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_1ae07708-7227-416b-9f63-42865e24ac8e/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 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:47:02,508 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:47:02,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:47:02,615 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:47:02,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:47:02,673 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:47:02,674 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:47:02,675 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:47:02,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:47:02,678 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:47:02,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:47:02,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:47:02,681 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:47:02,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:47:02,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:47:02,683 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:47:02,684 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:47:02,685 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:47:02,685 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:47:02,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:47:02,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:47:02,688 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:47:02,688 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:47:02,689 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:47:02,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:47:02,691 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:47:02,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:47:02,692 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:47:02,693 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:47:02,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:47:02,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:02,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:47:02,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:47:02,697 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:47:02,697 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:47:02,698 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:47:02,699 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:47:02,700 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:47:02,700 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:47:02,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:47:02,701 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:47:02,702 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:47:02,702 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_1ae07708-7227-416b-9f63-42865e24ac8e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e515de62df857d489d59950c6beb84861229f7c018feb1ce9e167b3b2d6609e [2023-11-19 07:47:03,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:47:03,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:47:03,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:47:03,280 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:47:03,280 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:47:03,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-19 07:47:07,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:47:07,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:47:07,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-19 07:47:07,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data/f0d7c096c/ac355e6edcb1424999f12edf354a8d19/FLAG49be37966 [2023-11-19 07:47:07,416 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/data/f0d7c096c/ac355e6edcb1424999f12edf354a8d19 [2023-11-19 07:47:07,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:47:07,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:47:07,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:07,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:47:07,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:47:07,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:07,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf58f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07, skipping insertion in model container [2023-11-19 07:47:07,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:07,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:47:07,687 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_1ae07708-7227-416b-9f63-42865e24ac8e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-19 07:47:07,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:07,842 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:47:07,860 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_1ae07708-7227-416b-9f63-42865e24ac8e/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-80.i[916,929] [2023-11-19 07:47:07,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:47:07,926 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:47:07,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07 WrapperNode [2023-11-19 07:47:07,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:47:07,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:07,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:47:07,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:47:07,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:07,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:07,990 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-19 07:47:07,991 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:47:07,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:47:07,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:47:07,992 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:47:08,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:47:08,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:47:08,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:47:08,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:47:08,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (1/1) ... [2023-11-19 07:47:08,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:47:08,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:47:08,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:47:08,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:47:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:47:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:47:08,135 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:47:08,136 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:47:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:47:08,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:47:08,237 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:47:08,240 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:47:24,527 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:47:24,537 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:47:24,537 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:47:24,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:24 BoogieIcfgContainer [2023-11-19 07:47:24,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:47:24,545 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:47:24,545 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:47:24,548 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:47:24,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:47:07" (1/3) ... [2023-11-19 07:47:24,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c42a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:24, skipping insertion in model container [2023-11-19 07:47:24,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:47:07" (2/3) ... [2023-11-19 07:47:24,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c42a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:47:24, skipping insertion in model container [2023-11-19 07:47:24,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:47:24" (3/3) ... [2023-11-19 07:47:24,552 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-80.i [2023-11-19 07:47:24,574 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:47:24,574 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:47:24,652 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:47:24,659 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;@41143f78, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:47:24,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:47:24,666 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:47:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 07:47:24,699 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:24,700 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:47:24,701 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:24,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:24,706 INFO L85 PathProgramCache]: Analyzing trace with hash -679269858, now seen corresponding path program 1 times [2023-11-19 07:47:24,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:47:24,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [721698375] [2023-11-19 07:47:24,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:24,721 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 07:47:24,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:47:24,727 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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 07:47:24,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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 07:47:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:26,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:47:26,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:47:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-11-19 07:47:26,348 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:47:26,349 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:47:26,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [721698375] [2023-11-19 07:47:26,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [721698375] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:47:26,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:47:26,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:47:26,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685100891] [2023-11-19 07:47:26,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:47:26,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:47:26,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:47:26,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:47:26,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:47:26,391 INFO L87 Difference]: Start difference. First operand has 81 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:47:26,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:47:26,429 INFO L93 Difference]: Finished difference Result 155 states and 269 transitions. [2023-11-19 07:47:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:47:26,432 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2023-11-19 07:47:26,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:47:26,441 INFO L225 Difference]: With dead ends: 155 [2023-11-19 07:47:26,442 INFO L226 Difference]: Without dead ends: 77 [2023-11-19 07:47:26,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 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 07:47:26,450 INFO L413 NwaCegarLoop]: 119 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, 119 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 07:47:26,452 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:47:26,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-19 07:47:26,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-19 07:47:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-19 07:47:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-19 07:47:26,504 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 156 [2023-11-19 07:47:26,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:47:26,505 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-19 07:47:26,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-19 07:47:26,506 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-19 07:47:26,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-19 07:47:26,510 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:47:26,510 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:47:26,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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 07:47:26,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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 07:47:26,728 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:47:26,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:47:26,729 INFO L85 PathProgramCache]: Analyzing trace with hash -728354328, now seen corresponding path program 1 times [2023-11-19 07:47:26,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:47:26,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877937112] [2023-11-19 07:47:26,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:47:26,730 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 07:47:26,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:47:26,732 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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 07:47:26,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae07708-7227-416b-9f63-42865e24ac8e/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 07:47:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:47:28,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:47:28,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:47:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 186 proven. 60 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2023-11-19 07:47:30,454 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:47:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-19 07:47:32,203 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:47:32,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877937112] [2023-11-19 07:47:32,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877937112] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:47:32,204 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 07:47:32,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-19 07:47:32,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51505819] [2023-11-19 07:47:32,205 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 07:47:32,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-19 07:47:32,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:47:32,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-19 07:47:32,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-19 07:47:32,210 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44)