./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:34:46,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:34:46,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:34:46,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:34:46,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:34:46,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:34:46,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:34:46,408 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:34:46,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:34:46,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:34:46,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:34:46,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:34:46,418 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:34:46,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:34:46,420 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:34:46,421 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:34:46,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:34:46,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:34:46,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:34:46,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:34:46,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:34:46,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:34:46,424 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:34:46,424 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:34:46,425 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:34:46,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:34:46,426 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:34:46,427 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:34:46,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:34:46,428 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:34:46,429 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:34:46,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:34:46,430 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:34:46,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:34:46,430 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:34:46,431 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:34:46,431 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:34:46,431 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:34:46,431 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:34:46,432 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_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd [2023-11-06 22:34:46,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:34:46,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:34:46,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:34:46,809 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:34:46,810 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:34:46,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-06 22:34:50,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:34:50,419 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:34:50,420 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-06 22:34:50,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data/c5d39f1d1/07d77d1fef51463fba0f4f0f851c478e/FLAG33ceca054 [2023-11-06 22:34:50,446 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data/c5d39f1d1/07d77d1fef51463fba0f4f0f851c478e [2023-11-06 22:34:50,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:34:50,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:34:50,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:34:50,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:34:50,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:34:50,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4446a0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50, skipping insertion in model container [2023-11-06 22:34:50,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,499 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:34:50,676 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_f308df9b-4547-4443-a885-003e7e8c713a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-06 22:34:50,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:34:50,791 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:34:50,812 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_f308df9b-4547-4443-a885-003e7e8c713a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-06 22:34:50,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:34:50,869 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:34:50,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50 WrapperNode [2023-11-06 22:34:50,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:34:50,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:34:50,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:34:50,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:34:50,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,890 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,925 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-06 22:34:50,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:34:50,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:34:50,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:34:50,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:34:50,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,954 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,961 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,968 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:34:50,969 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:34:50,969 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:34:50,970 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:34:50,971 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (1/1) ... [2023-11-06 22:34:50,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:34:50,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:34:51,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:34:51,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:34:51,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:34:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:34:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:34:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:34:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:34:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:34:51,152 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:34:51,155 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:34:51,587 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:34:51,602 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:34:51,603 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:34:51,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:34:51 BoogieIcfgContainer [2023-11-06 22:34:51,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:34:51,610 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:34:51,610 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:34:51,614 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:34:51,614 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:34:50" (1/3) ... [2023-11-06 22:34:51,615 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4dcf5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:34:51, skipping insertion in model container [2023-11-06 22:34:51,615 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:34:50" (2/3) ... [2023-11-06 22:34:51,616 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4dcf5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:34:51, skipping insertion in model container [2023-11-06 22:34:51,616 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:34:51" (3/3) ... [2023-11-06 22:34:51,617 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-1.i [2023-11-06 22:34:51,662 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:34:51,664 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:34:51,735 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:34:51,742 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=LoopsAndPotentialCycles, 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;@24cb600f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:34:51,742 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:34:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-06 22:34:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 22:34:51,770 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:51,771 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:34:51,772 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:34:51,777 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:51,777 INFO L85 PathProgramCache]: Analyzing trace with hash -344187948, now seen corresponding path program 1 times [2023-11-06 22:34:51,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:51,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990288805] [2023-11-06 22:34:51,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:51,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:52,083 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:34:52,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [532866460] [2023-11-06 22:34:52,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:52,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:34:52,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:34:52,090 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:34:52,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:34:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:52,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:34:52,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:34:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-06 22:34:52,592 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:34:52,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:52,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990288805] [2023-11-06 22:34:52,593 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:34:52,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532866460] [2023-11-06 22:34:52,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532866460] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:52,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:52,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:34:52,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912410173] [2023-11-06 22:34:52,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:52,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:34:52,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:52,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:34:52,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:34:52,659 INFO L87 Difference]: Start difference. First operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:34:52,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:52,752 INFO L93 Difference]: Finished difference Result 208 states and 371 transitions. [2023-11-06 22:34:52,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:34:52,755 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 214 [2023-11-06 22:34:52,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:52,767 INFO L225 Difference]: With dead ends: 208 [2023-11-06 22:34:52,767 INFO L226 Difference]: Without dead ends: 123 [2023-11-06 22:34:52,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:34:52,776 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 55 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 240 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:52,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 240 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:34:52,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-06 22:34:52,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 120. [2023-11-06 22:34:52,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 69 states have internal predecessors, (81), 49 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 22:34:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 179 transitions. [2023-11-06 22:34:52,840 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 179 transitions. Word has length 214 [2023-11-06 22:34:52,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:52,842 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 179 transitions. [2023-11-06 22:34:52,842 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:34:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2023-11-06 22:34:52,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 22:34:52,848 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:52,849 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:34:52,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 22:34:53,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:34:53,056 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:34:53,056 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:53,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1077997001, now seen corresponding path program 1 times [2023-11-06 22:34:53,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:53,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313427308] [2023-11-06 22:34:53,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:53,203 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:34:53,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1211032916] [2023-11-06 22:34:53,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:53,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:34:53,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:34:53,206 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:34:53,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:34:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:53,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:34:53,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:34:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1572 proven. 96 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2023-11-06 22:34:53,979 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:34:54,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 102 proven. 99 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2023-11-06 22:34:54,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:54,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313427308] [2023-11-06 22:34:54,449 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:34:54,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211032916] [2023-11-06 22:34:54,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211032916] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:34:54,451 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:34:54,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-06 22:34:54,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866541661] [2023-11-06 22:34:54,452 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:34:54,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 22:34:54,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:54,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 22:34:54,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:34:54,462 INFO L87 Difference]: Start difference. First operand 120 states and 179 transitions. Second operand has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 5 states have call successors, (59), 3 states have call predecessors, (59), 7 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2023-11-06 22:34:55,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:55,016 INFO L93 Difference]: Finished difference Result 259 states and 373 transitions. [2023-11-06 22:34:55,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 22:34:55,017 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 5 states have call successors, (59), 3 states have call predecessors, (59), 7 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) Word has length 215 [2023-11-06 22:34:55,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:55,023 INFO L225 Difference]: With dead ends: 259 [2023-11-06 22:34:55,023 INFO L226 Difference]: Without dead ends: 142 [2023-11-06 22:34:55,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=157, Invalid=349, Unknown=0, NotChecked=0, Total=506 [2023-11-06 22:34:55,027 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 166 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:55,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 286 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 394 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:34:55,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2023-11-06 22:34:55,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 136. [2023-11-06 22:34:55,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 80 states have (on average 1.15) internal successors, (92), 81 states have internal predecessors, (92), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 22:34:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 190 transitions. [2023-11-06 22:34:55,060 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 190 transitions. Word has length 215 [2023-11-06 22:34:55,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:55,061 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 190 transitions. [2023-11-06 22:34:55,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 5 states have call successors, (59), 3 states have call predecessors, (59), 7 states have return successors, (60), 5 states have call predecessors, (60), 5 states have call successors, (60) [2023-11-06 22:34:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2023-11-06 22:34:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 22:34:55,067 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:55,067 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:34:55,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:34:55,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:34:55,274 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:34:55,275 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:55,275 INFO L85 PathProgramCache]: Analyzing trace with hash -710413587, now seen corresponding path program 1 times [2023-11-06 22:34:55,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:55,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899923508] [2023-11-06 22:34:55,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:55,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:55,376 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:34:55,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1198411375] [2023-11-06 22:34:55,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:55,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:34:55,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:34:55,380 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:34:55,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:34:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:34:55,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:34:55,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:34:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-06 22:34:55,599 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:34:55,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:34:55,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899923508] [2023-11-06 22:34:55,600 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:34:55,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1198411375] [2023-11-06 22:34:55,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1198411375] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:34:55,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:34:55,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:34:55,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274095669] [2023-11-06 22:34:55,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:34:55,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:34:55,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:34:55,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:34:55,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:34:55,604 INFO L87 Difference]: Start difference. First operand 136 states and 190 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:34:55,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:34:55,661 INFO L93 Difference]: Finished difference Result 291 states and 403 transitions. [2023-11-06 22:34:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:34:55,662 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 215 [2023-11-06 22:34:55,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:34:55,665 INFO L225 Difference]: With dead ends: 291 [2023-11-06 22:34:55,666 INFO L226 Difference]: Without dead ends: 158 [2023-11-06 22:34:55,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:34:55,668 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 30 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:34:55,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 361 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:34:55,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-06 22:34:55,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 138. [2023-11-06 22:34:55,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 82 states have (on average 1.146341463414634) internal successors, (94), 83 states have internal predecessors, (94), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 22:34:55,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 192 transitions. [2023-11-06 22:34:55,699 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 192 transitions. Word has length 215 [2023-11-06 22:34:55,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:34:55,701 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 192 transitions. [2023-11-06 22:34:55,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:34:55,701 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 192 transitions. [2023-11-06 22:34:55,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 22:34:55,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:34:55,707 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:34:55,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:34:55,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:34:55,917 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:34:55,917 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:34:55,917 INFO L85 PathProgramCache]: Analyzing trace with hash 98933039, now seen corresponding path program 1 times [2023-11-06 22:34:55,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:34:55,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152466234] [2023-11-06 22:34:55,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:55,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:34:56,006 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:34:56,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1494523390] [2023-11-06 22:34:56,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:34:56,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:34:56,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:34:56,016 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:34:56,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:34:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:34:56,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:34:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:34:56,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:34:56,453 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:34:56,454 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:34:56,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-06 22:34:56,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:34:56,668 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-06 22:34:56,671 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:34:56,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:34:56 BoogieIcfgContainer [2023-11-06 22:34:56,841 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:34:56,842 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:34:56,842 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:34:56,842 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:34:56,842 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:34:51" (3/4) ... [2023-11-06 22:34:56,850 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:34:56,851 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:34:56,852 INFO L158 Benchmark]: Toolchain (without parser) took 6400.71ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 97.9MB in the beginning and 114.5MB in the end (delta: -16.6MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-06 22:34:56,852 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:34:56,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.39ms. Allocated memory is still 136.3MB. Free memory was 97.6MB in the beginning and 83.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:34:56,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.44ms. Allocated memory is still 136.3MB. Free memory was 83.8MB in the beginning and 80.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:34:56,853 INFO L158 Benchmark]: Boogie Preprocessor took 41.52ms. Allocated memory is still 136.3MB. Free memory was 80.8MB in the beginning and 79.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:34:56,856 INFO L158 Benchmark]: RCFGBuilder took 637.39ms. Allocated memory is still 136.3MB. Free memory was 79.0MB in the beginning and 58.3MB in the end (delta: 20.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:34:56,856 INFO L158 Benchmark]: TraceAbstraction took 5231.38ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 57.7MB in the beginning and 114.5MB in the end (delta: -56.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:34:56,858 INFO L158 Benchmark]: Witness Printer took 9.40ms. Allocated memory is still 186.6MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:34:56,861 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.39ms. Allocated memory is still 136.3MB. Free memory was 97.6MB in the beginning and 83.8MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.44ms. Allocated memory is still 136.3MB. Free memory was 83.8MB in the beginning and 80.8MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.52ms. Allocated memory is still 136.3MB. Free memory was 80.8MB in the beginning and 79.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 637.39ms. Allocated memory is still 136.3MB. Free memory was 79.0MB in the beginning and 58.3MB in the end (delta: 20.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 5231.38ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 57.7MB in the beginning and 114.5MB in the end (delta: -56.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.40ms. Allocated memory is still 186.6MB. Free memory is still 114.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryFLOATComparisonOperation at line 158, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 64; [L23] unsigned long int var_1_2 = 256; [L24] unsigned long int var_1_3 = 0; [L25] unsigned long int var_1_4 = 8; [L26] signed short int var_1_5 = 50; [L27] double var_1_6 = 31.5; [L28] signed short int var_1_7 = 128; [L29] signed short int var_1_8 = 64; [L30] double var_1_9 = 1000000000.25; [L31] float var_1_10 = 1.1; [L32] float var_1_11 = 8.75; [L33] float var_1_12 = 63.8; [L34] unsigned char var_1_13 = 1; [L35] float var_1_14 = 127.5; [L36] signed char var_1_15 = -2; [L37] signed char var_1_16 = 1; [L38] signed char var_1_17 = 1; [L39] signed char var_1_18 = 1; [L40] signed char var_1_19 = -2; [L41] signed char var_1_20 = 16; [L42] signed char var_1_21 = 2; [L43] signed char var_1_22 = 8; [L44] unsigned char var_1_23 = 0; [L45] unsigned char var_1_24 = 0; [L46] unsigned char var_1_25 = 0; [L47] unsigned char var_1_26 = 0; [L48] unsigned char var_1_27 = 32; VAL [isInitial=0, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_2=256, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L162] isInitial = 1 [L163] FCALL initially() [L164] COND TRUE 1 [L165] FCALL updateLastVariables() [L166] CALL updateVariables() [L100] var_1_2 = __VERIFIER_nondet_ulong() [L101] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L101] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L102] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L102] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L103] var_1_3 = __VERIFIER_nondet_ulong() [L104] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L104] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L105] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L105] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=8, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L106] var_1_4 = __VERIFIER_nondet_ulong() [L107] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L107] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L108] CALL assume_abort_if_not(var_1_4 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L108] RET assume_abort_if_not(var_1_4 <= 4294967295) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=50, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L109] var_1_5 = __VERIFIER_nondet_short() [L110] CALL assume_abort_if_not(var_1_5 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L110] RET assume_abort_if_not(var_1_5 >= -16383) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L111] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L111] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=128, var_1_8=64, var_1_9=4000000001/4] [L112] var_1_7 = __VERIFIER_nondet_short() [L113] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=64, var_1_9=4000000001/4] [L113] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=64, var_1_9=4000000001/4] [L114] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=64, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=64, var_1_9=4000000001/4] [L114] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=64, var_1_9=4000000001/4] [L115] var_1_8 = __VERIFIER_nondet_short() [L116] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=4000000001/4] [L116] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=4000000001/4] [L117] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=4000000001/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=4000000001/4] [L117] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=4000000001/4] [L118] var_1_9 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L119] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_11=35/4, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L120] var_1_11 = __VERIFIER_nondet_float() [L121] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L121] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=1, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L122] var_1_13 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L123] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L124] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L124] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=255/2, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L125] var_1_14 = __VERIFIER_nondet_float() [L126] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L126] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=1, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L127] var_1_16 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_16 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L128] RET assume_abort_if_not(var_1_16 >= -1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L129] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L129] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L130] var_1_17 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L131] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L132] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L132] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-2, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L133] var_1_19 = __VERIFIER_nondet_char() [L134] CALL assume_abort_if_not(var_1_19 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L134] RET assume_abort_if_not(var_1_19 >= -63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L135] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L135] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=16, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L136] var_1_20 = __VERIFIER_nondet_char() [L137] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L137] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L138] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L138] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=2, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L139] var_1_21 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L140] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L141] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L141] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=8, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L142] var_1_22 = __VERIFIER_nondet_char() [L143] CALL assume_abort_if_not(var_1_22 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L143] RET assume_abort_if_not(var_1_22 >= -63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L144] CALL assume_abort_if_not(var_1_22 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L144] RET assume_abort_if_not(var_1_22 <= 63) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L145] var_1_24 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L146] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L147] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L147] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L148] var_1_25 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L149] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L150] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L150] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L151] var_1_26 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L152] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L153] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L153] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L166] RET updateVariables() [L167] CALL step() [L52] signed short int stepLocal_1 = var_1_5; [L53] unsigned long int stepLocal_0 = var_1_4; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=64, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L54] COND TRUE (var_1_2 + var_1_3) <= stepLocal_0 [L55] var_1_1 = (128 + var_1_5) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=63/2, var_1_7=0, var_1_8=0, var_1_9=2] [L63] COND TRUE var_1_5 < (var_1_7 - var_1_8) [L64] var_1_6 = var_1_9 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L66] unsigned long int stepLocal_2 = var_1_3; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, var_1_10=11/10, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L67] COND TRUE var_1_4 > stepLocal_2 [L68] var_1_10 = (1.00000000000009E13f - var_1_11) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L72] unsigned char stepLocal_4 = var_1_5 >= var_1_2; [L73] signed long int stepLocal_3 = 1; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L74] COND FALSE !(var_1_13 && stepLocal_4) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=319/5, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L77] COND TRUE stepLocal_3 >= var_1_2 [L78] var_1_12 = var_1_11 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=-2, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L83] var_1_15 = (var_1_16 - var_1_17) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=1, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L84] COND TRUE ((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2))) < 25u [L85] var_1_18 = (((((var_1_19) > ((var_1_20 - var_1_21))) ? (var_1_19) : ((var_1_20 - var_1_21)))) + (((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) < 0 ) ? -((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) : ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L87] signed short int stepLocal_5 = var_1_8; VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, stepLocal_5=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L88] COND FALSE !(\read(var_1_13)) VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, stepLocal_5=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=32, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L97] var_1_27 = var_1_21 VAL [isInitial=1, stepLocal_0=1, stepLocal_1=-1, stepLocal_2=0, stepLocal_3=1, stepLocal_4=1, stepLocal_5=0, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=63, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L167] RET step() [L168] CALL, EXPR property() [L158-L159] return (((((((((var_1_2 + var_1_3) <= var_1_4) ? (var_1_1 == ((signed short int) (128 + var_1_5))) : ((var_1_5 >= (var_1_4 * var_1_3)) ? (var_1_1 == ((signed short int) var_1_5)) : (var_1_1 == ((signed short int) 1)))) && ((var_1_5 < (var_1_7 - var_1_8)) ? (var_1_6 == ((double) var_1_9)) : 1)) && ((var_1_4 > var_1_3) ? (var_1_10 == ((float) (1.00000000000009E13f - var_1_11))) : (var_1_10 == ((float) 9.75f)))) && ((var_1_13 && (var_1_5 >= var_1_2)) ? (var_1_12 == ((float) var_1_11)) : ((1 >= var_1_2) ? (var_1_12 == ((float) var_1_11)) : (var_1_12 == ((float) var_1_14))))) && (var_1_15 == ((signed char) (var_1_16 - var_1_17)))) && ((((((var_1_3) < (var_1_2)) ? (var_1_3) : (var_1_2))) < 25u) ? (var_1_18 == ((signed char) (((((var_1_19) > ((var_1_20 - var_1_21))) ? (var_1_19) : ((var_1_20 - var_1_21)))) + (((((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) < 0 ) ? -((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) : ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))))))) : 1)) && (var_1_13 ? (((~ var_1_21) > var_1_8) ? (var_1_23 == ((unsigned char) (var_1_24 && (! var_1_25)))) : (var_1_24 ? (var_1_23 == ((unsigned char) ((! var_1_25) || var_1_26))) : 1)) : 1)) && (var_1_27 == ((unsigned char) var_1_21)) ; VAL [\result=0, isInitial=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=63, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L168] RET, EXPR property() [L168] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=63, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_11=3, var_1_12=3, var_1_13=0, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=-63, var_1_1=127, var_1_20=0, var_1_21=63, var_1_22=63, var_1_23=0, var_1_24=1, var_1_25=0, var_1_26=1, var_1_27=63, var_1_2=0, var_1_3=0, var_1_4=1, var_1_5=-1, var_1_6=2, var_1_7=0, var_1_8=0, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 4, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 262 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 251 mSDsluCounter, 887 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 546 mSDsCounter, 87 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 417 IncrementalHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 87 mSolverCounterUnsat, 341 mSDtfsCounter, 417 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 863 GetRequests, 838 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=3, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 29 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 859 NumberOfCodeBlocks, 859 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 855 ConstructedInterpolants, 0 QuantifiedInterpolants, 1742 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1484 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 9325/9520 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 [2023-11-06 22:34:56,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:34:59,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:34:59,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:34:59,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:34:59,945 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:34:59,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:34:59,989 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:34:59,990 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:34:59,991 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:34:59,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:34:59,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:34:59,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:34:59,998 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:35:00,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:35:00,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:35:00,002 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:35:00,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:35:00,003 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:35:00,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:35:00,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:35:00,005 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:35:00,005 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:35:00,006 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:35:00,006 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:35:00,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:35:00,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:35:00,008 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:35:00,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:35:00,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:35:00,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:35:00,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:35:00,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:35:00,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:35:00,012 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:35:00,012 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:35:00,012 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:35:00,012 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:35:00,013 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:35:00,013 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:35:00,014 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:35:00,014 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:35:00,015 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:35:00,015 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_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e373e2d0377a96da4417e64272a03c4d11bcbb2fc79dad14cabbe84b3959dd [2023-11-06 22:35:00,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:35:00,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:35:00,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:35:00,465 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:35:00,465 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:35:00,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-06 22:35:03,887 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:35:04,226 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:35:04,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i [2023-11-06 22:35:04,250 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data/5734c6c46/5053e9c501594c61bc26af872d5abe90/FLAG81a65aa02 [2023-11-06 22:35:04,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/data/5734c6c46/5053e9c501594c61bc26af872d5abe90 [2023-11-06 22:35:04,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:35:04,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:35:04,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:35:04,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:35:04,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:35:04,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e3fa9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04, skipping insertion in model container [2023-11-06 22:35:04,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,318 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:35:04,477 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_f308df9b-4547-4443-a885-003e7e8c713a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-06 22:35:04,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:35:04,611 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:35:04,628 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_f308df9b-4547-4443-a885-003e7e8c713a/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-1.i[916,929] [2023-11-06 22:35:04,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:35:04,725 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:35:04,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04 WrapperNode [2023-11-06 22:35:04,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:35:04,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:35:04,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:35:04,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:35:04,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,814 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-11-06 22:35:04,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:35:04,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:35:04,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:35:04,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:35:04,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,867 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,886 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:35:04,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:35:04,909 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:35:04,909 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:35:04,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (1/1) ... [2023-11-06 22:35:04,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:35:04,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:35:04,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:35:05,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:35:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:35:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:35:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:35:05,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:35:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:35:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:35:05,143 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:35:05,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:35:05,852 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:35:05,875 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:35:05,876 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:35:05,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:05 BoogieIcfgContainer [2023-11-06 22:35:05,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:35:05,883 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:35:05,884 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:35:05,888 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:35:05,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:35:04" (1/3) ... [2023-11-06 22:35:05,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46464838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:05, skipping insertion in model container [2023-11-06 22:35:05,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:35:04" (2/3) ... [2023-11-06 22:35:05,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46464838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:35:05, skipping insertion in model container [2023-11-06 22:35:05,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:35:05" (3/3) ... [2023-11-06 22:35:05,894 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-1.i [2023-11-06 22:35:05,916 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:35:05,916 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:35:05,979 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:35:05,986 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=LoopsAndPotentialCycles, 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;@2a66c48e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:35:05,986 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:35:05,991 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-06 22:35:06,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-06 22:35:06,035 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:06,036 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:06,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:35:06,045 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:06,046 INFO L85 PathProgramCache]: Analyzing trace with hash -344187948, now seen corresponding path program 1 times [2023-11-06 22:35:06,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:35:06,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1950171143] [2023-11-06 22:35:06,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:06,061 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 [2023-11-06 22:35:06,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:35:06,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:35:06,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:35:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:06,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:35:06,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:35:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-06 22:35:06,576 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:35:06,577 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:35:06,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1950171143] [2023-11-06 22:35:06,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1950171143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:06,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:06,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:35:06,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569437812] [2023-11-06 22:35:06,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:06,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:35:06,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:35:06,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:35:06,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:35:06,621 INFO L87 Difference]: Start difference. First operand has 88 states, 50 states have (on average 1.3) internal successors, (65), 51 states have internal predecessors, (65), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:35:06,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:06,826 INFO L93 Difference]: Finished difference Result 208 states and 371 transitions. [2023-11-06 22:35:06,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:35:06,834 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 214 [2023-11-06 22:35:06,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:06,848 INFO L225 Difference]: With dead ends: 208 [2023-11-06 22:35:06,848 INFO L226 Difference]: Without dead ends: 123 [2023-11-06 22:35:06,855 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:35:06,858 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 55 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:06,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 239 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:35:06,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-06 22:35:06,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 120. [2023-11-06 22:35:06,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 68 states have (on average 1.1911764705882353) internal successors, (81), 69 states have internal predecessors, (81), 49 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 22:35:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 179 transitions. [2023-11-06 22:35:06,935 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 179 transitions. Word has length 214 [2023-11-06 22:35:06,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:06,937 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 179 transitions. [2023-11-06 22:35:06,938 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, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:35:06,938 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 179 transitions. [2023-11-06 22:35:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 22:35:06,944 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:06,945 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:06,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:35:07,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:35:07,163 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:35:07,164 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:07,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1077997001, now seen corresponding path program 1 times [2023-11-06 22:35:07,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:35:07,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [474437005] [2023-11-06 22:35:07,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:07,165 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 [2023-11-06 22:35:07,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:35:07,167 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:35:07,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:35:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:07,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:35:07,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:35:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1572 proven. 96 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2023-11-06 22:35:08,393 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:35:08,648 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:35:08,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [474437005] [2023-11-06 22:35:08,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [474437005] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:35:08,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2067654302] [2023-11-06 22:35:08,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:08,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:35:08,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:35:08,656 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:35:08,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-06 22:35:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:09,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:35:09,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:35:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1572 proven. 96 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2023-11-06 22:35:10,253 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:35:10,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2067654302] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:35:10,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:35:10,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2023-11-06 22:35:10,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883501540] [2023-11-06 22:35:10,417 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:35:10,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:35:10,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:35:10,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:35:10,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:35:10,421 INFO L87 Difference]: Start difference. First operand 120 states and 179 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-06 22:35:11,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:11,657 INFO L93 Difference]: Finished difference Result 261 states and 375 transitions. [2023-11-06 22:35:11,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:35:11,666 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 215 [2023-11-06 22:35:11,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:11,676 INFO L225 Difference]: With dead ends: 261 [2023-11-06 22:35:11,678 INFO L226 Difference]: Without dead ends: 144 [2023-11-06 22:35:11,679 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 553 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2023-11-06 22:35:11,684 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 85 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:11,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 335 Invalid, 467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-06 22:35:11,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-06 22:35:11,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 136. [2023-11-06 22:35:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 80 states have (on average 1.15) internal successors, (92), 81 states have internal predecessors, (92), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 22:35:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 190 transitions. [2023-11-06 22:35:11,745 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 190 transitions. Word has length 215 [2023-11-06 22:35:11,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:11,747 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 190 transitions. [2023-11-06 22:35:11,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (35), 3 states have call predecessors, (35), 5 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-11-06 22:35:11,748 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2023-11-06 22:35:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 22:35:11,761 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:11,762 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:11,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:35:11,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:35:12,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 22:35:12,181 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:35:12,181 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:12,182 INFO L85 PathProgramCache]: Analyzing trace with hash -710413587, now seen corresponding path program 1 times [2023-11-06 22:35:12,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:35:12,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445733781] [2023-11-06 22:35:12,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:12,183 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 [2023-11-06 22:35:12,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:35:12,185 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:35:12,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-06 22:35:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:12,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-06 22:35:12,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:35:12,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-06 22:35:12,601 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:35:12,602 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:35:12,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445733781] [2023-11-06 22:35:12,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [445733781] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:35:12,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:35:12,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:35:12,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673988375] [2023-11-06 22:35:12,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:35:12,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:35:12,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:35:12,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:35:12,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:35:12,606 INFO L87 Difference]: Start difference. First operand 136 states and 190 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:35:12,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:35:12,933 INFO L93 Difference]: Finished difference Result 291 states and 403 transitions. [2023-11-06 22:35:12,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:35:12,936 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 215 [2023-11-06 22:35:12,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:35:12,939 INFO L225 Difference]: With dead ends: 291 [2023-11-06 22:35:12,940 INFO L226 Difference]: Without dead ends: 158 [2023-11-06 22:35:12,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:35:12,942 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 30 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:35:12,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 359 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:35:12,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-06 22:35:12,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 138. [2023-11-06 22:35:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 82 states have (on average 1.146341463414634) internal successors, (94), 83 states have internal predecessors, (94), 49 states have call successors, (49), 6 states have call predecessors, (49), 6 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2023-11-06 22:35:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 192 transitions. [2023-11-06 22:35:12,967 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 192 transitions. Word has length 215 [2023-11-06 22:35:12,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:35:12,968 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 192 transitions. [2023-11-06 22:35:12,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-06 22:35:12,968 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 192 transitions. [2023-11-06 22:35:12,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-06 22:35:12,972 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:35:12,973 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:35:12,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:35:13,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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 [2023-11-06 22:35:13,190 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:35:13,190 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:35:13,190 INFO L85 PathProgramCache]: Analyzing trace with hash 98933039, now seen corresponding path program 1 times [2023-11-06 22:35:13,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:35:13,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754134973] [2023-11-06 22:35:13,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:35:13,192 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 [2023-11-06 22:35:13,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:35:13,197 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/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) [2023-11-06 22:35:13,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f308df9b-4547-4443-a885-003e7e8c713a/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-06 22:35:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:35:13,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-06 22:35:13,642 INFO L285 TraceCheckSpWp]: Computing forward predicates...