./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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_eb5286c4-54b3-45a8-9411-df52f87106da/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 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:00:15,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:00:15,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 08:00:15,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:00:15,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:00:15,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:00:15,926 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:00:15,926 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:00:15,928 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:00:15,933 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:00:15,934 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:00:15,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:00:15,935 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:00:15,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:00:15,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:00:15,938 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:00:15,939 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:00:15,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:00:15,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:00:15,940 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:00:15,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:00:15,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:00:15,942 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:00:15,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:00:15,943 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:00:15,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:00:15,945 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:00:15,945 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:00:15,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:15,946 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:00:15,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:00:15,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:00:15,949 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:00:15,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:00:15,949 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:00:15,950 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:00:15,950 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:00:15,950 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:00:15,950 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:00:15,951 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_eb5286c4-54b3-45a8-9411-df52f87106da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 [2023-11-19 08:00:16,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:00:16,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:00:16,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:00:16,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:00:16,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:00:16,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2023-11-19 08:00:19,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:00:19,759 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:00:19,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2023-11-19 08:00:19,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data/49de4b2bc/de0669a10fc44b0ca73021e01929bfdb/FLAG33ab52d92 [2023-11-19 08:00:19,787 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data/49de4b2bc/de0669a10fc44b0ca73021e01929bfdb [2023-11-19 08:00:19,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:00:19,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:00:19,792 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:19,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:00:19,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:00:19,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:19" (1/1) ... [2023-11-19 08:00:19,800 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21af8ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:19, skipping insertion in model container [2023-11-19 08:00:19,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:19" (1/1) ... [2023-11-19 08:00:19,859 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:00:20,018 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_eb5286c4-54b3-45a8-9411-df52f87106da/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i[915,928] [2023-11-19 08:00:20,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:00:20,142 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:00:20,155 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_eb5286c4-54b3-45a8-9411-df52f87106da/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i[915,928] [2023-11-19 08:00:20,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:00:20,238 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:00:20,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20 WrapperNode [2023-11-19 08:00:20,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:20,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:00:20,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:00:20,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:00:20,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,346 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-11-19 08:00:20,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:00:20,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:00:20,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:00:20,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:00:20,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,379 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:00:20,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:00:20,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:00:20,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:00:20,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (1/1) ... [2023-11-19 08:00:20,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:20,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:00:20,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:00:20,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:00:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:00:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:00:20,491 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:00:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:00:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:00:20,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:00:20,626 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:00:20,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:00:21,268 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:00:21,280 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:00:21,280 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:00:21,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:21 BoogieIcfgContainer [2023-11-19 08:00:21,286 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:00:21,291 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:00:21,292 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:00:21,295 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:00:21,296 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:00:19" (1/3) ... [2023-11-19 08:00:21,297 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb0edaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:21, skipping insertion in model container [2023-11-19 08:00:21,297 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:20" (2/3) ... [2023-11-19 08:00:21,298 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb0edaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:21, skipping insertion in model container [2023-11-19 08:00:21,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:21" (3/3) ... [2023-11-19 08:00:21,300 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-6.i [2023-11-19 08:00:21,321 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:00:21,322 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:00:21,388 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:00:21,397 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;@26fa3b9b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:00:21,398 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:00:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 64 states have internal predecessors, (93), 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 08:00:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 08:00:21,421 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:21,422 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] [2023-11-19 08:00:21,422 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:21,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:21,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1612745307, now seen corresponding path program 1 times [2023-11-19 08:00:21,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:00:21,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191823883] [2023-11-19 08:00:21,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:21,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:00:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 08:00:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 08:00:21,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 08:00:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 08:00:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 08:00:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 08:00:21,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 08:00:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 08:00:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 08:00:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-19 08:00:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-19 08:00:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:00:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 08:00:21,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:00:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:21,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 08:00:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 08:00:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 08:00:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 08:00:22,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:00:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 08:00:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 08:00:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:00:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 08:00:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,059 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 08:00:22,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:00:22,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191823883] [2023-11-19 08:00:22,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191823883] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:22,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:22,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:00:22,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998839982] [2023-11-19 08:00:22,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:22,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:00:22,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:00:22,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:00:22,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:00:22,125 INFO L87 Difference]: Start difference. First operand has 89 states, 63 states have (on average 1.4761904761904763) internal successors, (93), 64 states have internal predecessors, (93), 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 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (23), 1 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 08:00:22,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:22,196 INFO L93 Difference]: Finished difference Result 170 states and 293 transitions. [2023-11-19 08:00:22,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:00:22,199 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (23), 1 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 153 [2023-11-19 08:00:22,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:22,214 INFO L225 Difference]: With dead ends: 170 [2023-11-19 08:00:22,214 INFO L226 Difference]: Without dead ends: 84 [2023-11-19 08:00:22,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 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 08:00:22,226 INFO L413 NwaCegarLoop]: 129 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, 129 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 08:00:22,227 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:00:22,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-19 08:00:22,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-19 08:00:22,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 59 states have internal predecessors, (83), 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 08:00:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 129 transitions. [2023-11-19 08:00:22,308 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 129 transitions. Word has length 153 [2023-11-19 08:00:22,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:22,309 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 129 transitions. [2023-11-19 08:00:22,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (23), 1 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 08:00:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2023-11-19 08:00:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 08:00:22,316 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:22,316 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] [2023-11-19 08:00:22,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:00:22,317 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:22,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:22,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1139572331, now seen corresponding path program 1 times [2023-11-19 08:00:22,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:00:22,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551732291] [2023-11-19 08:00:22,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:22,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:00:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 08:00:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 08:00:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 08:00:22,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 08:00:22,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 08:00:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 08:00:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 08:00:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 08:00:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 08:00:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-19 08:00:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-19 08:00:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:00:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 08:00:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:00:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 08:00:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 08:00:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 08:00:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 08:00:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:00:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 08:00:22,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 08:00:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:00:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 08:00:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:22,791 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 08:00:22,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:00:22,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551732291] [2023-11-19 08:00:22,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551732291] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:22,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:22,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:00:22,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718007433] [2023-11-19 08:00:22,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:22,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:00:22,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:00:22,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:00:22,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:00:22,801 INFO L87 Difference]: Start difference. First operand 84 states and 129 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 08:00:23,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:23,020 INFO L93 Difference]: Finished difference Result 245 states and 370 transitions. [2023-11-19 08:00:23,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 08:00:23,021 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 153 [2023-11-19 08:00:23,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:23,025 INFO L225 Difference]: With dead ends: 245 [2023-11-19 08:00:23,026 INFO L226 Difference]: Without dead ends: 164 [2023-11-19 08:00:23,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:00:23,033 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 106 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 426 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:23,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 426 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 08:00:23,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2023-11-19 08:00:23,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 138. [2023-11-19 08:00:23,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 110 states have (on average 1.4545454545454546) internal successors, (160), 111 states have internal predecessors, (160), 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 08:00:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 210 transitions. [2023-11-19 08:00:23,072 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 210 transitions. Word has length 153 [2023-11-19 08:00:23,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:23,077 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 210 transitions. [2023-11-19 08:00:23,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 08:00:23,078 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 210 transitions. [2023-11-19 08:00:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-19 08:00:23,084 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:23,085 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] [2023-11-19 08:00:23,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 08:00:23,086 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:23,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:23,087 INFO L85 PathProgramCache]: Analyzing trace with hash 2134326611, now seen corresponding path program 1 times [2023-11-19 08:00:23,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:00:23,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77171910] [2023-11-19 08:00:23,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:23,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:00:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 08:00:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 08:00:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 08:00:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 08:00:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 08:00:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 08:00:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 08:00:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 08:00:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 08:00:25,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-19 08:00:25,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-19 08:00:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:00:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 08:00:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:00:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 08:00:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 08:00:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 08:00:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 08:00:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:00:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 08:00:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 08:00:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:00:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 08:00:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-19 08:00:25,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:00:25,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77171910] [2023-11-19 08:00:25,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77171910] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:00:25,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565100750] [2023-11-19 08:00:25,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:25,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:00:25,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:00:25,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:00:25,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 08:00:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:26,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 08:00:26,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:00:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 510 proven. 42 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2023-11-19 08:00:26,847 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:00:28,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2023-11-19 08:00:28,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565100750] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:00:28,221 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 08:00:28,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 15, 15] total 35 [2023-11-19 08:00:28,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944089719] [2023-11-19 08:00:28,222 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 08:00:28,224 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2023-11-19 08:00:28,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:00:28,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2023-11-19 08:00:28,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=935, Unknown=0, NotChecked=0, Total=1190 [2023-11-19 08:00:28,227 INFO L87 Difference]: Start difference. First operand 138 states and 210 transitions. Second operand has 35 states, 33 states have (on average 3.090909090909091) internal successors, (102), 33 states have internal predecessors, (102), 10 states have call successors, (38), 4 states have call predecessors, (38), 9 states have return successors, (39), 9 states have call predecessors, (39), 10 states have call successors, (39) [2023-11-19 08:00:34,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:34,078 INFO L93 Difference]: Finished difference Result 569 states and 793 transitions. [2023-11-19 08:00:34,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2023-11-19 08:00:34,079 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 33 states have (on average 3.090909090909091) internal successors, (102), 33 states have internal predecessors, (102), 10 states have call successors, (38), 4 states have call predecessors, (38), 9 states have return successors, (39), 9 states have call predecessors, (39), 10 states have call successors, (39) Word has length 153 [2023-11-19 08:00:34,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:34,096 INFO L225 Difference]: With dead ends: 569 [2023-11-19 08:00:34,096 INFO L226 Difference]: Without dead ends: 434 [2023-11-19 08:00:34,103 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2835 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=2773, Invalid=8357, Unknown=0, NotChecked=0, Total=11130 [2023-11-19 08:00:34,105 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 785 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 1991 mSolverCounterSat, 369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 785 SdHoareTripleChecker+Valid, 1237 SdHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 1991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:34,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [785 Valid, 1237 Invalid, 2360 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [369 Valid, 1991 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-19 08:00:34,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2023-11-19 08:00:34,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 213. [2023-11-19 08:00:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 164 states have (on average 1.3719512195121952) internal successors, (225), 166 states have internal predecessors, (225), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 38 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-19 08:00:34,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 305 transitions. [2023-11-19 08:00:34,191 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 305 transitions. Word has length 153 [2023-11-19 08:00:34,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:34,194 INFO L495 AbstractCegarLoop]: Abstraction has 213 states and 305 transitions. [2023-11-19 08:00:34,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 33 states have (on average 3.090909090909091) internal successors, (102), 33 states have internal predecessors, (102), 10 states have call successors, (38), 4 states have call predecessors, (38), 9 states have return successors, (39), 9 states have call predecessors, (39), 10 states have call successors, (39) [2023-11-19 08:00:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 305 transitions. [2023-11-19 08:00:34,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 08:00:34,203 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:34,203 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] [2023-11-19 08:00:34,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 08:00:34,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:00:34,411 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:34,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:34,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1204020388, now seen corresponding path program 1 times [2023-11-19 08:00:34,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:00:34,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947312762] [2023-11-19 08:00:34,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:34,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:00:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 08:00:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 08:00:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 08:00:34,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 08:00:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 08:00:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 08:00:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 08:00:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 08:00:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 08:00:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-19 08:00:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-19 08:00:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:00:34,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 08:00:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:00:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 08:00:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 08:00:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 08:00:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 08:00:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:00:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 08:00:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 08:00:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:00:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 08:00:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:34,907 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 08:00:34,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:00:34,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947312762] [2023-11-19 08:00:34,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947312762] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 08:00:34,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1230520021] [2023-11-19 08:00:34,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:34,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:00:34,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:00:34,915 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 08:00:34,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 08:00:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:35,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 08:00:35,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:00:35,340 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 08:00:35,340 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 08:00:35,535 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 08:00:35,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1230520021] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 08:00:35,535 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 08:00:35,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2023-11-19 08:00:35,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752086887] [2023-11-19 08:00:35,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 08:00:35,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 08:00:35,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:00:35,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 08:00:35,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-19 08:00:35,539 INFO L87 Difference]: Start difference. First operand 213 states and 305 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2023-11-19 08:00:35,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:35,793 INFO L93 Difference]: Finished difference Result 415 states and 583 transitions. [2023-11-19 08:00:35,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 08:00:35,794 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 154 [2023-11-19 08:00:35,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:35,802 INFO L225 Difference]: With dead ends: 415 [2023-11-19 08:00:35,803 INFO L226 Difference]: Without dead ends: 205 [2023-11-19 08:00:35,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 351 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-19 08:00:35,806 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 175 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:35,809 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 238 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-19 08:00:35,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-19 08:00:35,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 195. [2023-11-19 08:00:35,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 144 states have (on average 1.3194444444444444) internal successors, (190), 146 states have internal predecessors, (190), 40 states have call successors, (40), 10 states have call predecessors, (40), 10 states have return successors, (40), 38 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-19 08:00:35,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 270 transitions. [2023-11-19 08:00:35,875 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 270 transitions. Word has length 154 [2023-11-19 08:00:35,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:35,878 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 270 transitions. [2023-11-19 08:00:35,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 3 states have call successors, (59), 2 states have call predecessors, (59), 4 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2023-11-19 08:00:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 270 transitions. [2023-11-19 08:00:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-19 08:00:35,883 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:35,884 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] [2023-11-19 08:00:35,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 08:00:36,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 08:00:36,099 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:36,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:36,100 INFO L85 PathProgramCache]: Analyzing trace with hash -850474147, now seen corresponding path program 1 times [2023-11-19 08:00:36,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:00:36,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207612541] [2023-11-19 08:00:36,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:36,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:00:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 08:00:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 08:00:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 08:00:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 08:00:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 08:00:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 08:00:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 08:00:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 08:00:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 08:00:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-11-19 08:00:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-19 08:00:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-19 08:00:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 08:00:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-11-19 08:00:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 08:00:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-19 08:00:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 08:00:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-19 08:00:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 08:00:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-19 08:00:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 08:00:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-19 08:00:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 08:00:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:36,288 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 08:00:36,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:00:36,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207612541] [2023-11-19 08:00:36,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207612541] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:36,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:36,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 08:00:36,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412720083] [2023-11-19 08:00:36,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:36,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 08:00:36,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:00:36,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 08:00:36,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 08:00:36,294 INFO L87 Difference]: Start difference. First operand 195 states and 270 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 08:00:36,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:36,359 INFO L93 Difference]: Finished difference Result 419 states and 590 transitions. [2023-11-19 08:00:36,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 08:00:36,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 154 [2023-11-19 08:00:36,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:36,366 INFO L225 Difference]: With dead ends: 419 [2023-11-19 08:00:36,366 INFO L226 Difference]: Without dead ends: 264 [2023-11-19 08:00:36,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 48 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 08:00:36,367 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 40 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 08:00:36,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 247 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:00:36,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2023-11-19 08:00:36,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 234. [2023-11-19 08:00:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 183 states have (on average 1.3442622950819672) internal successors, (246), 185 states have internal predecessors, (246), 40 states have call successors, (40), 10 states have call predecessors, (40), 10 states have return successors, (40), 38 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-19 08:00:36,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 326 transitions. [2023-11-19 08:00:36,418 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 326 transitions. Word has length 154 [2023-11-19 08:00:36,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:36,419 INFO L495 AbstractCegarLoop]: Abstraction has 234 states and 326 transitions. [2023-11-19 08:00:36,420 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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 08:00:36,420 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 326 transitions. [2023-11-19 08:00:36,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 08:00:36,423 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:36,423 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] [2023-11-19 08:00:36,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 08:00:36,424 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:36,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:36,425 INFO L85 PathProgramCache]: Analyzing trace with hash 756062771, now seen corresponding path program 1 times [2023-11-19 08:00:36,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:00:36,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662235327] [2023-11-19 08:00:36,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:36,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:00:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:00:36,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:00:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:00:36,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:00:36,776 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:00:36,777 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 08:00:36,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 08:00:36,784 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-19 08:00:36,789 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:00:36,929 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short21 could not be translated [2023-11-19 08:00:36,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:00:36 BoogieIcfgContainer [2023-11-19 08:00:36,974 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:00:36,975 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:00:36,975 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:00:36,976 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:00:36,976 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:21" (3/4) ... [2023-11-19 08:00:36,979 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:00:36,980 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:00:36,981 INFO L158 Benchmark]: Toolchain (without parser) took 17190.12ms. Allocated memory was 138.4MB in the beginning and 249.6MB in the end (delta: 111.1MB). Free memory was 105.1MB in the beginning and 72.4MB in the end (delta: 32.8MB). Peak memory consumption was 145.4MB. Max. memory is 16.1GB. [2023-11-19 08:00:36,982 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:00:36,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.13ms. Allocated memory is still 138.4MB. Free memory was 105.1MB in the beginning and 88.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 08:00:36,982 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.73ms. Allocated memory is still 138.4MB. Free memory was 88.7MB in the beginning and 83.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 08:00:36,983 INFO L158 Benchmark]: Boogie Preprocessor took 54.92ms. Allocated memory is still 138.4MB. Free memory was 83.5MB in the beginning and 81.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 08:00:36,983 INFO L158 Benchmark]: RCFGBuilder took 885.37ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 81.0MB in the beginning and 132.6MB in the end (delta: -51.6MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-11-19 08:00:36,984 INFO L158 Benchmark]: TraceAbstraction took 15683.53ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 131.5MB in the beginning and 72.4MB in the end (delta: 59.2MB). Peak memory consumption was 136.8MB. Max. memory is 16.1GB. [2023-11-19 08:00:36,984 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 249.6MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:00:36,987 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.13ms. Allocated memory is still 138.4MB. Free memory was 105.1MB in the beginning and 88.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.73ms. Allocated memory is still 138.4MB. Free memory was 88.7MB in the beginning and 83.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.92ms. Allocated memory is still 138.4MB. Free memory was 83.5MB in the beginning and 81.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 885.37ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 81.0MB in the beginning and 132.6MB in the end (delta: -51.6MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * TraceAbstraction took 15683.53ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 131.5MB in the beginning and 72.4MB in the end (delta: 59.2MB). Peak memory consumption was 136.8MB. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 249.6MB. Free memory is still 72.4MB. 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~short21 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 someBinaryDOUBLEComparisonOperation at line 179, overapproximation of someBinaryFLOATComparisonOperation at line 179, overapproximation of someBinaryArithmeticDOUBLEoperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned short int var_1_5 = 34011; [L26] unsigned short int var_1_6 = 2; [L27] signed short int var_1_7 = -4; [L28] signed long int var_1_9 = -4; [L29] unsigned short int var_1_10 = 4; [L30] double var_1_12 = 1.8; [L31] double var_1_13 = 49.5; [L32] double var_1_14 = 0.0; [L33] double var_1_15 = 8.5; [L34] unsigned long int var_1_16 = 4; [L35] float var_1_17 = 3.65; [L36] unsigned char var_1_18 = 0; [L37] signed long int var_1_19 = 32; [L38] signed long int var_1_20 = 1000000000; [L39] signed long int var_1_21 = 1141305717; [L40] unsigned char var_1_22 = 50; [L41] unsigned char var_1_23 = 0; [L42] unsigned short int var_1_24 = 2; [L43] signed short int var_1_25 = -16; [L44] double var_1_26 = 15.6; [L45] double var_1_27 = 4.25; [L46] unsigned long int var_1_28 = 10; [L47] unsigned char last_1_var_1_22 = 50; VAL [isInitial=0, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=1, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L183] isInitial = 1 [L184] FCALL initially() [L185] COND TRUE 1 [L186] CALL updateLastVariables() [L176] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=1, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L186] RET updateLastVariables() [L187] CALL updateVariables() [L138] var_1_2 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L139] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L140] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L140] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=0, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L141] var_1_3 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L142] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L143] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L143] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=34011, var_1_6=2, var_1_7=-4, var_1_9=-4] [L144] var_1_5 = __VERIFIER_nondet_ushort() [L145] CALL assume_abort_if_not(var_1_5 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=2, var_1_7=-4, var_1_9=-4] [L145] RET assume_abort_if_not(var_1_5 >= 32767) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=2, var_1_7=-4, var_1_9=-4] [L146] CALL assume_abort_if_not(var_1_5 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=2, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=2, var_1_7=-4, var_1_9=-4] [L146] RET assume_abort_if_not(var_1_5 <= 65534) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=2, var_1_7=-4, var_1_9=-4] [L147] var_1_6 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L148] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L149] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L149] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=99/2, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L150] var_1_13 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L151] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=0, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L152] var_1_14 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_14 >= 2305843.009213691390e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L153] RET assume_abort_if_not((var_1_14 >= 2305843.009213691390e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=17/2, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L154] var_1_15 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L155] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=0, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L156] var_1_18 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L157] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L158] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L158] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1000000000, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L159] var_1_20 = __VERIFIER_nondet_long() [L160] CALL assume_abort_if_not(var_1_20 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L160] RET assume_abort_if_not(var_1_20 >= 536870911) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L161] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L161] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=1141305717, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L162] var_1_21 = __VERIFIER_nondet_long() [L163] CALL assume_abort_if_not(var_1_21 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L163] RET assume_abort_if_not(var_1_21 >= 1073741822) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L164] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L164] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=0, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L165] var_1_23 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L166] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L167] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L167] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=78/5, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L168] var_1_26 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L169] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L170] CALL assume_abort_if_not(var_1_26 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L170] RET assume_abort_if_not(var_1_26 != 0.0F) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=17/4, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L171] var_1_27 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L172] RET assume_abort_if_not((var_1_27 >= -922337.2036854776000e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L173] CALL assume_abort_if_not(var_1_27 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L173] RET assume_abort_if_not(var_1_27 != 0.0F) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=-4] [L187] RET updateVariables() [L188] CALL step() [L51] var_1_9 = (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) - last_1_var_1_22) [L52] unsigned char stepLocal_2 = var_1_18; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_2=1, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=50, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=0] [L53] COND TRUE stepLocal_2 || ((var_1_6 == var_1_9) || (var_1_2 && var_1_3)) [L54] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_22=50, stepLocal_2=1, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=2, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=0] [L58] COND TRUE var_1_2 || var_1_3 [L59] var_1_1 = ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_2=1, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=-4, var_1_9=0] [L63] COND FALSE !(var_1_22 <= (- 500)) [L68] var_1_7 = var_1_22 VAL [isInitial=1, last_1_var_1_22=50, stepLocal_2=1, var_1_10=4, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L70] var_1_10 = (var_1_5 - (var_1_22 + 1000)) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_2=1, var_1_10=31513, var_1_12=9/5, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L71] COND FALSE !(! var_1_3) [L74] var_1_12 = (var_1_14 - var_1_13) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_2=1, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L76] unsigned char stepLocal_0 = var_1_22; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L77] COND FALSE !(\read(var_1_2)) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=4, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L80] COND TRUE ((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22))) <= stepLocal_0 [L81] var_1_16 = 128u VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_17=73/20, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L86] COND TRUE \read(var_1_18) [L87] var_1_17 = (((((var_1_14) < (255.4f)) ? (var_1_14) : (255.4f))) + var_1_13) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=10, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L99] var_1_28 = var_1_21 VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=2, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L100] COND TRUE ! ((! var_1_3) && var_1_18) [L101] var_1_24 = ((((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) < (var_1_28)) ? (((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) : (var_1_28))) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L107] unsigned short int stepLocal_4 = var_1_24; [L108] unsigned short int stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L109] COND FALSE !(((var_1_14 - var_1_13) / ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) >= var_1_15) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_2=1, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L122] unsigned char stepLocal_1 = var_1_22; VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_1=254, stepLocal_2=1, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L123] COND TRUE var_1_24 >= stepLocal_1 VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_1=254, stepLocal_2=1, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=32, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L124] COND TRUE ! var_1_2 [L125] var_1_19 = (var_1_22 - (var_1_22 + (var_1_20 - 5))) VAL [isInitial=1, last_1_var_1_22=50, stepLocal_0=254, stepLocal_1=254, stepLocal_2=1, stepLocal_3=31513, stepLocal_4=254, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L188] RET step() [L189] CALL, EXPR property() [L179] EXPR (((((((((((var_1_2 || var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_1 == ((unsigned short int) (((((var_1_5 - var_1_22)) < (var_1_22)) ? ((var_1_5 - var_1_22)) : (var_1_22)))))) && ((var_1_22 <= (- 500)) ? (var_1_2 ? (var_1_7 == ((signed short int) (var_1_22 - 64))) : 1) : (var_1_7 == ((signed short int) var_1_22)))) && (var_1_9 == ((signed long int) (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) - last_1_var_1_22)))) && (var_1_10 == ((unsigned short int) (var_1_5 - (var_1_22 + 1000))))) && ((! var_1_3) ? (var_1_12 == ((double) ((var_1_13 - (var_1_14 - 63.5)) + var_1_15))) : (var_1_12 == ((double) (var_1_14 - var_1_13))))) && (var_1_2 ? (var_1_16 == ((unsigned long int) (var_1_9 + 200u))) : ((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22))) <= var_1_22) ? (var_1_16 == ((unsigned long int) 128u)) : (var_1_16 == ((unsigned long int) var_1_22))))) && (var_1_18 ? (var_1_17 == ((float) (((((var_1_14) < (255.4f)) ? (var_1_14) : (255.4f))) + var_1_13))) : (var_1_3 ? (var_1_2 ? (var_1_17 == ((float) var_1_15)) : (var_1_17 == ((float) 0.050000000000000044f))) : (var_1_17 == ((float) var_1_13))))) && ((var_1_24 >= var_1_22) ? ((! var_1_2) ? (var_1_19 == ((signed long int) (var_1_22 - (var_1_22 + (var_1_20 - 5))))) : (var_1_2 ? (var_1_18 ? (var_1_19 == ((signed long int) ((var_1_21 - ((((var_1_20) > (var_1_22)) ? (var_1_20) : (var_1_22)))) - (var_1_22 + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))))) : 1) : 1)) : (var_1_19 == ((signed long int) var_1_20)))) && ((var_1_18 || ((var_1_6 == var_1_9) || (var_1_2 && var_1_3))) ? (var_1_22 == ((unsigned char) var_1_23)) : (var_1_22 == ((unsigned char) var_1_23)))) && ((! ((! var_1_3) && var_1_18)) ? (var_1_24 == ((unsigned short int) ((((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) < (var_1_28)) ? (((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) : (var_1_28))))) : ((var_1_22 < ((var_1_5 - var_1_23) * 32)) ? (var_1_24 == ((unsigned short int) var_1_22)) : 1))) && ((((var_1_14 - var_1_13) / ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) >= var_1_15) ? ((var_1_14 >= var_1_13) ? (((var_1_22 << var_1_22) <= var_1_24) ? (var_1_25 == ((signed short int) (((((var_1_22) < (var_1_16)) ? (var_1_22) : (var_1_16))) - var_1_23))) : (var_1_25 == ((signed short int) (var_1_16 + var_1_23)))) : ((var_1_5 == var_1_10) ? (var_1_25 == ((signed short int) var_1_16)) : 1)) : 1) VAL [isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L179-L180] return ((((((((((((var_1_2 || var_1_3) ? (var_1_1 == ((unsigned short int) ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) : (var_1_1 == ((unsigned short int) (((((var_1_5 - var_1_22)) < (var_1_22)) ? ((var_1_5 - var_1_22)) : (var_1_22)))))) && ((var_1_22 <= (- 500)) ? (var_1_2 ? (var_1_7 == ((signed short int) (var_1_22 - 64))) : 1) : (var_1_7 == ((signed short int) var_1_22)))) && (var_1_9 == ((signed long int) (((((last_1_var_1_22) < 0 ) ? -(last_1_var_1_22) : (last_1_var_1_22))) - last_1_var_1_22)))) && (var_1_10 == ((unsigned short int) (var_1_5 - (var_1_22 + 1000))))) && ((! var_1_3) ? (var_1_12 == ((double) ((var_1_13 - (var_1_14 - 63.5)) + var_1_15))) : (var_1_12 == ((double) (var_1_14 - var_1_13))))) && (var_1_2 ? (var_1_16 == ((unsigned long int) (var_1_9 + 200u))) : ((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22))) <= var_1_22) ? (var_1_16 == ((unsigned long int) 128u)) : (var_1_16 == ((unsigned long int) var_1_22))))) && (var_1_18 ? (var_1_17 == ((float) (((((var_1_14) < (255.4f)) ? (var_1_14) : (255.4f))) + var_1_13))) : (var_1_3 ? (var_1_2 ? (var_1_17 == ((float) var_1_15)) : (var_1_17 == ((float) 0.050000000000000044f))) : (var_1_17 == ((float) var_1_13))))) && ((var_1_24 >= var_1_22) ? ((! var_1_2) ? (var_1_19 == ((signed long int) (var_1_22 - (var_1_22 + (var_1_20 - 5))))) : (var_1_2 ? (var_1_18 ? (var_1_19 == ((signed long int) ((var_1_21 - ((((var_1_20) > (var_1_22)) ? (var_1_20) : (var_1_22)))) - (var_1_22 + ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))))) : 1) : 1)) : (var_1_19 == ((signed long int) var_1_20)))) && ((var_1_18 || ((var_1_6 == var_1_9) || (var_1_2 && var_1_3))) ? (var_1_22 == ((unsigned char) var_1_23)) : (var_1_22 == ((unsigned char) var_1_23)))) && ((! ((! var_1_3) && var_1_18)) ? (var_1_24 == ((unsigned short int) ((((((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) < (var_1_28)) ? (((((var_1_22) < (var_1_22)) ? (var_1_22) : (var_1_22)))) : (var_1_28))))) : ((var_1_22 < ((var_1_5 - var_1_23) * 32)) ? (var_1_24 == ((unsigned short int) var_1_22)) : 1))) && ((((var_1_14 - var_1_13) / ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27)))) >= var_1_15) ? ((var_1_14 >= var_1_13) ? (((var_1_22 << var_1_22) <= var_1_24) ? (var_1_25 == ((signed short int) (((((var_1_22) < (var_1_16)) ? (var_1_22) : (var_1_16))) - var_1_23))) : (var_1_25 == ((signed short int) (var_1_16 + var_1_23)))) : ((var_1_5 == var_1_10) ? (var_1_25 == ((signed short int) var_1_16)) : 1)) : 1)) && (var_1_28 == ((unsigned long int) var_1_21)) ; [L189] RET, EXPR property() [L189] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=50, var_1_10=31513, var_1_13=2147483653, var_1_14=2147483652, var_1_15=2147483651, var_1_16=128, var_1_18=1, var_1_19=-1073741818, var_1_1=254, var_1_20=1073741823, var_1_21=2147483646, var_1_22=254, var_1_23=254, var_1_24=254, var_1_25=-16, var_1_26=2147483654, var_1_27=2147483655, var_1_28=2147483646, var_1_2=0, var_1_3=1, var_1_5=32767, var_1_6=0, var_1_7=254, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.4s, OverallIterations: 6, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 6.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1110 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1106 mSDsluCounter, 2277 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1530 mSDsCounter, 404 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2190 IncrementalHoareTripleChecker+Invalid, 2594 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 404 mSolverCounterUnsat, 747 mSDtfsCounter, 2190 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 978 GetRequests, 860 SyntacticMatches, 1 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2840 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=234occurred in iteration=5, InterpolantAutomatonStates: 96, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 287 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 1229 NumberOfCodeBlocks, 1229 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1372 ConstructedInterpolants, 0 QuantifiedInterpolants, 4560 SizeOfPredicates, 20 NumberOfNonLiveVariables, 736 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 8832/9108 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 08:00:37,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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_eb5286c4-54b3-45a8-9411-df52f87106da/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 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:00:39,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:00:39,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 08:00:39,978 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:00:39,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:00:40,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:00:40,027 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:00:40,028 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:00:40,029 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:00:40,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:00:40,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:00:40,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:00:40,037 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:00:40,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:00:40,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:00:40,039 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:00:40,039 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:00:40,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:00:40,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:00:40,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:00:40,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:00:40,042 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:00:40,043 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:00:40,043 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:00:40,044 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:00:40,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:00:40,045 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:00:40,046 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:00:40,046 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:00:40,047 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:00:40,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:40,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:00:40,049 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:00:40,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:00:40,051 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:00:40,051 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:00:40,051 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:00:40,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:00:40,052 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:00:40,053 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:00:40,054 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:00:40,054 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:00:40,054 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_eb5286c4-54b3-45a8-9411-df52f87106da/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d3e3fe1097eb5cc161ed209d4e6f9c5a89785e619e27e5f9e0923413431f0b1 [2023-11-19 08:00:40,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:00:40,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:00:40,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:00:40,576 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:00:40,576 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:00:40,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2023-11-19 08:00:44,038 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:00:44,383 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:00:44,385 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i [2023-11-19 08:00:44,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data/806c76f13/adadc498a0114a7f9f67e1d4de765a94/FLAG82480a8f7 [2023-11-19 08:00:44,419 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/data/806c76f13/adadc498a0114a7f9f67e1d4de765a94 [2023-11-19 08:00:44,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:00:44,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:00:44,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:44,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:00:44,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:00:44,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:44,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@196987c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44, skipping insertion in model container [2023-11-19 08:00:44,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:44,496 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:00:44,710 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_eb5286c4-54b3-45a8-9411-df52f87106da/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i[915,928] [2023-11-19 08:00:44,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:00:44,877 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:00:44,899 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_eb5286c4-54b3-45a8-9411-df52f87106da/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-6.i[915,928] [2023-11-19 08:00:44,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:00:44,993 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:00:44,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44 WrapperNode [2023-11-19 08:00:44,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:44,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:00:44,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:00:44,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:00:45,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,025 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,073 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2023-11-19 08:00:45,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:00:45,074 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:00:45,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:00:45,074 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:00:45,084 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,192 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:00:45,193 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:00:45,194 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:00:45,194 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:00:45,195 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (1/1) ... [2023-11-19 08:00:45,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:45,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:00:45,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:00:45,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:00:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:00:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:00:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:00:45,292 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:00:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:00:45,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:00:45,432 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:00:45,435 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:00:55,793 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:00:55,805 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:00:55,807 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:00:55,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:55 BoogieIcfgContainer [2023-11-19 08:00:55,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:00:55,814 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:00:55,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:00:55,818 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:00:55,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:00:44" (1/3) ... [2023-11-19 08:00:55,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62bfd3ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:55, skipping insertion in model container [2023-11-19 08:00:55,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:44" (2/3) ... [2023-11-19 08:00:55,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62bfd3ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:55, skipping insertion in model container [2023-11-19 08:00:55,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:55" (3/3) ... [2023-11-19 08:00:55,825 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-6.i [2023-11-19 08:00:55,845 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:00:55,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:00:55,905 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:00:55,912 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;@16ab43cd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:00:55,912 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:00:55,917 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 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 08:00:55,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 08:00:55,939 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:55,941 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] [2023-11-19 08:00:55,944 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:55,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:55,949 INFO L85 PathProgramCache]: Analyzing trace with hash 699911681, now seen corresponding path program 1 times [2023-11-19 08:00:55,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:00:55,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [23333264] [2023-11-19 08:00:55,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:55,966 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 08:00:55,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:00:55,968 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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 08:00:55,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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 08:00:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:57,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 08:00:57,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:00:57,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2023-11-19 08:00:57,536 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:00:57,537 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:00:57,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [23333264] [2023-11-19 08:00:57,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [23333264] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:57,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:57,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 08:00:57,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535912636] [2023-11-19 08:00:57,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:57,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:00:57,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:00:57,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:00:57,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:00:57,579 INFO L87 Difference]: Start difference. First operand has 80 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 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 21.5) internal successors, (43), 2 states have internal predecessors, (43), 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 08:00:57,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:00:57,612 INFO L93 Difference]: Finished difference Result 152 states and 265 transitions. [2023-11-19 08:00:57,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:00:57,614 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (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 151 [2023-11-19 08:00:57,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:00:57,623 INFO L225 Difference]: With dead ends: 152 [2023-11-19 08:00:57,623 INFO L226 Difference]: Without dead ends: 75 [2023-11-19 08:00:57,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 150 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 08:00:57,631 INFO L413 NwaCegarLoop]: 115 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, 115 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 08:00:57,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 08:00:57,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-19 08:00:57,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-19 08:00:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 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 08:00:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2023-11-19 08:00:57,681 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 151 [2023-11-19 08:00:57,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:00:57,681 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2023-11-19 08:00:57,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (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 08:00:57,682 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2023-11-19 08:00:57,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 08:00:57,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:00:57,687 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] [2023-11-19 08:00:57,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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 08:00:57,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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 08:00:57,889 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:00:57,890 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:57,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1318276027, now seen corresponding path program 1 times [2023-11-19 08:00:57,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:00:57,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1057547062] [2023-11-19 08:00:57,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:57,892 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 08:00:57,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:00:57,893 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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 08:00:57,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5286c4-54b3-45a8-9411-df52f87106da/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 08:00:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:59,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 08:00:59,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 08:00:59,667 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 08:00:59,667 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 08:00:59,668 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 08:00:59,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1057547062] [2023-11-19 08:00:59,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1057547062] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:59,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:59,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 08:00:59,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175609680] [2023-11-19 08:00:59,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:59,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 08:00:59,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 08:00:59,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 08:00:59,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 08:00:59,673 INFO L87 Difference]: Start difference. First operand 75 states and 115 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 08:01:01,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:01:04,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:01:05,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:01:08,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 08:01:10,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []