./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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_4da022a6-f757-4c58-a915-da735874d7f3/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 ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:02:20,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:02:20,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:02:20,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:02:20,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:02:20,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:02:20,515 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:02:20,516 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:02:20,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:02:20,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:02:20,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:02:20,524 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:02:20,524 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:02:20,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:02:20,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:02:20,527 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:02:20,528 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:02:20,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:02:20,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:02:20,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:02:20,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:02:20,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:02:20,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:02:20,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:02:20,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:02:20,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:02:20,533 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:02:20,533 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:02:20,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:02:20,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:02:20,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:02:20,536 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:02:20,536 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:02:20,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:02:20,537 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:02:20,537 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:02:20,537 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:02:20,538 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:02:20,538 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:02:20,538 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_4da022a6-f757-4c58-a915-da735874d7f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 [2023-11-06 22:02:20,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:02:20,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:02:20,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:02:20,913 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:02:20,914 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:02:20,915 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-06 22:02:24,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:02:24,374 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:02:24,375 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-06 22:02:24,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data/90c2305e2/dc5757c2243046eea114541584ad450d/FLAGcab8e1693 [2023-11-06 22:02:24,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data/90c2305e2/dc5757c2243046eea114541584ad450d [2023-11-06 22:02:24,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:02:24,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:02:24,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:02:24,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:02:24,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:02:24,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:24,428 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a79f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24, skipping insertion in model container [2023-11-06 22:02:24,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:24,478 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:02:24,647 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_4da022a6-f757-4c58-a915-da735874d7f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-06 22:02:24,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:02:24,809 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:02:24,827 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_4da022a6-f757-4c58-a915-da735874d7f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-06 22:02:24,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:02:24,928 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:02:24,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24 WrapperNode [2023-11-06 22:02:24,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:02:24,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:02:24,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:02:24,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:02:24,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:24,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,036 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-06 22:02:25,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:02:25,038 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:02:25,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:02:25,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:02:25,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:02:25,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:02:25,111 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:02:25,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:02:25,112 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (1/1) ... [2023-11-06 22:02:25,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:02:25,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:25,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:02:25,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:02:25,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:02:25,204 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:02:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:02:25,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:02:25,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:02:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:02:25,344 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:02:25,349 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:02:25,992 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:02:26,003 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:02:26,003 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:02:26,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:26 BoogieIcfgContainer [2023-11-06 22:02:26,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:02:26,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:02:26,012 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:02:26,015 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:02:26,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:02:24" (1/3) ... [2023-11-06 22:02:26,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5695eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:26, skipping insertion in model container [2023-11-06 22:02:26,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:24" (2/3) ... [2023-11-06 22:02:26,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5695eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:26, skipping insertion in model container [2023-11-06 22:02:26,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:26" (3/3) ... [2023-11-06 22:02:26,020 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-91.i [2023-11-06 22:02:26,041 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:02:26,042 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:02:26,120 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:02:26,128 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;@f78374, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:02:26,129 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:02:26,134 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 22:02:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:02:26,157 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:26,159 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:02:26,159 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:02:26,167 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:26,168 INFO L85 PathProgramCache]: Analyzing trace with hash 76569582, now seen corresponding path program 1 times [2023-11-06 22:02:26,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:26,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933902460] [2023-11-06 22:02:26,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:26,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:26,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:26,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933902460] [2023-11-06 22:02:26,478 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:02:26,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146228254] [2023-11-06 22:02:26,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:26,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:26,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:26,483 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:26,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:02:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:26,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:02:26,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:26,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2023-11-06 22:02:26,807 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:02:26,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146228254] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:02:26,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:02:26,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:02:26,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104841095] [2023-11-06 22:02:26,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:02:26,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:02:26,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:26,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:02:26,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:02:26,869 INFO L87 Difference]: Start difference. First operand has 81 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 22:02:26,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:26,905 INFO L93 Difference]: Finished difference Result 155 states and 267 transitions. [2023-11-06 22:02:26,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:02:26,907 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2023-11-06 22:02:26,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:26,916 INFO L225 Difference]: With dead ends: 155 [2023-11-06 22:02:26,916 INFO L226 Difference]: Without dead ends: 77 [2023-11-06 22:02:26,921 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:02:26,924 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:26,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:02:26,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-06 22:02:26,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-06 22:02:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 50 states have (on average 1.34) internal successors, (67), 50 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 22:02:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 117 transitions. [2023-11-06 22:02:26,983 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 117 transitions. Word has length 165 [2023-11-06 22:02:26,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:26,984 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 117 transitions. [2023-11-06 22:02:26,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 22:02:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2023-11-06 22:02:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:02:26,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:26,989 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:02:27,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 22:02:27,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:02:27,196 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:02:27,197 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:27,197 INFO L85 PathProgramCache]: Analyzing trace with hash 273050736, now seen corresponding path program 1 times [2023-11-06 22:02:27,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:27,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003743758] [2023-11-06 22:02:27,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:27,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:27,274 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:27,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [81592660] [2023-11-06 22:02:27,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:27,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:27,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:27,276 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:27,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:02:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:27,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:02:27,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:27,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 612 proven. 30 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2023-11-06 22:02:27,821 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:02:28,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 42 proven. 30 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-06 22:02:28,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:28,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003743758] [2023-11-06 22:02:28,053 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:28,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [81592660] [2023-11-06 22:02:28,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [81592660] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:02:28,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:02:28,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-06 22:02:28,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058238968] [2023-11-06 22:02:28,054 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:02:28,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:02:28,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:28,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:02:28,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:02:28,058 INFO L87 Difference]: Start difference. First operand 77 states and 117 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-06 22:02:28,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:28,450 INFO L93 Difference]: Finished difference Result 183 states and 276 transitions. [2023-11-06 22:02:28,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 22:02:28,451 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 165 [2023-11-06 22:02:28,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:28,462 INFO L225 Difference]: With dead ends: 183 [2023-11-06 22:02:28,463 INFO L226 Difference]: Without dead ends: 109 [2023-11-06 22:02:28,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 322 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:02:28,470 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 56 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:28,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 263 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:02:28,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-06 22:02:28,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 104. [2023-11-06 22:02:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 62 states have (on average 1.2580645161290323) internal successors, (78), 63 states have internal predecessors, (78), 39 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-06 22:02:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 156 transitions. [2023-11-06 22:02:28,519 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 156 transitions. Word has length 165 [2023-11-06 22:02:28,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:28,522 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 156 transitions. [2023-11-06 22:02:28,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-06 22:02:28,524 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2023-11-06 22:02:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:02:28,531 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:28,531 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:02:28,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:28,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:28,738 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:02:28,738 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:28,739 INFO L85 PathProgramCache]: Analyzing trace with hash 2048058098, now seen corresponding path program 1 times [2023-11-06 22:02:28,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:28,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95304699] [2023-11-06 22:02:28,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:28,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:28,804 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:28,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1238670001] [2023-11-06 22:02:28,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:28,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:28,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:28,806 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:28,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:02:28,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:28,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:02:29,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:29,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 684 proven. 9 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2023-11-06 22:02:29,361 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:02:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 63 proven. 9 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-06 22:02:29,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:29,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95304699] [2023-11-06 22:02:29,652 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:29,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1238670001] [2023-11-06 22:02:29,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1238670001] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:02:29,654 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:02:29,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2023-11-06 22:02:29,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946510164] [2023-11-06 22:02:29,655 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:02:29,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-06 22:02:29,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:29,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-06 22:02:29,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:02:29,662 INFO L87 Difference]: Start difference. First operand 104 states and 156 transitions. Second operand has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-06 22:02:30,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:30,297 INFO L93 Difference]: Finished difference Result 211 states and 305 transitions. [2023-11-06 22:02:30,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:02:30,298 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 165 [2023-11-06 22:02:30,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:30,300 INFO L225 Difference]: With dead ends: 211 [2023-11-06 22:02:30,301 INFO L226 Difference]: Without dead ends: 133 [2023-11-06 22:02:30,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=224, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:02:30,303 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 164 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:30,303 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 329 Invalid, 485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:02:30,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-11-06 22:02:30,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 128. [2023-11-06 22:02:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 76 states have (on average 1.1973684210526316) internal successors, (91), 77 states have internal predecessors, (91), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-06 22:02:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 183 transitions. [2023-11-06 22:02:30,359 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 183 transitions. Word has length 165 [2023-11-06 22:02:30,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:30,360 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 183 transitions. [2023-11-06 22:02:30,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 4 states have call successors, (44), 3 states have call predecessors, (44), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-06 22:02:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 183 transitions. [2023-11-06 22:02:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:02:30,363 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:30,364 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:02:30,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:30,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:30,571 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:02:30,571 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:30,571 INFO L85 PathProgramCache]: Analyzing trace with hash -574470571, now seen corresponding path program 1 times [2023-11-06 22:02:30,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:30,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124921136] [2023-11-06 22:02:30,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:30,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:30,646 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:30,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [556690868] [2023-11-06 22:02:30,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:30,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:30,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:30,659 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:30,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:02:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:30,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:02:30,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 36 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-11-06 22:02:31,147 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:02:31,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-06 22:02:31,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:31,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124921136] [2023-11-06 22:02:31,401 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:31,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556690868] [2023-11-06 22:02:31,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556690868] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:02:31,402 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:02:31,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2023-11-06 22:02:31,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460398267] [2023-11-06 22:02:31,403 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:02:31,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:02:31,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:31,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:02:31,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:02:31,405 INFO L87 Difference]: Start difference. First operand 128 states and 183 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-11-06 22:02:32,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:32,486 INFO L93 Difference]: Finished difference Result 333 states and 460 transitions. [2023-11-06 22:02:32,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-11-06 22:02:32,488 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 166 [2023-11-06 22:02:32,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:32,495 INFO L225 Difference]: With dead ends: 333 [2023-11-06 22:02:32,496 INFO L226 Difference]: Without dead ends: 241 [2023-11-06 22:02:32,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 324 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=822, Unknown=0, NotChecked=0, Total=1122 [2023-11-06 22:02:32,503 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 202 mSDsluCounter, 410 mSDsCounter, 0 mSdLazyCounter, 537 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 586 SdHoareTripleChecker+Invalid, 689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:32,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 586 Invalid, 689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 537 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-06 22:02:32,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2023-11-06 22:02:32,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 184. [2023-11-06 22:02:32,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 113 states have (on average 1.168141592920354) internal successors, (132), 115 states have internal predecessors, (132), 60 states have call successors, (60), 10 states have call predecessors, (60), 10 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:02:32,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 252 transitions. [2023-11-06 22:02:32,564 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 252 transitions. Word has length 166 [2023-11-06 22:02:32,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:32,566 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 252 transitions. [2023-11-06 22:02:32,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2023-11-06 22:02:32,566 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 252 transitions. [2023-11-06 22:02:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:02:32,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:32,569 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:02:32,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:32,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:32,776 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:02:32,776 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:32,777 INFO L85 PathProgramCache]: Analyzing trace with hash -316305133, now seen corresponding path program 1 times [2023-11-06 22:02:32,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:32,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453611832] [2023-11-06 22:02:32,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:32,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:32,822 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:32,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1525585079] [2023-11-06 22:02:32,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:32,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:32,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:32,824 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:32,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:02:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:02:33,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 22:02:33,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:02:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 470 proven. 120 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-06 22:02:33,958 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:02:40,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:02:40,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453611832] [2023-11-06 22:02:40,751 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:02:40,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525585079] [2023-11-06 22:02:40,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525585079] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:02:40,752 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:02:40,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2023-11-06 22:02:40,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894034659] [2023-11-06 22:02:40,752 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-06 22:02:40,753 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:02:40,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:02:40,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:02:40,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=110, Unknown=3, NotChecked=0, Total=156 [2023-11-06 22:02:40,754 INFO L87 Difference]: Start difference. First operand 184 states and 252 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-06 22:02:41,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:02:41,280 INFO L93 Difference]: Finished difference Result 354 states and 466 transitions. [2023-11-06 22:02:41,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:02:41,281 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 166 [2023-11-06 22:02:41,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:02:41,286 INFO L225 Difference]: With dead ends: 354 [2023-11-06 22:02:41,286 INFO L226 Difference]: Without dead ends: 220 [2023-11-06 22:02:41,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=90, Invalid=213, Unknown=3, NotChecked=0, Total=306 [2023-11-06 22:02:41,288 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 116 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:02:41,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 231 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:02:41,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2023-11-06 22:02:41,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 208. [2023-11-06 22:02:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 131 states have (on average 1.1374045801526718) internal successors, (149), 133 states have internal predecessors, (149), 60 states have call successors, (60), 16 states have call predecessors, (60), 16 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-06 22:02:41,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 269 transitions. [2023-11-06 22:02:41,336 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 269 transitions. Word has length 166 [2023-11-06 22:02:41,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:02:41,337 INFO L495 AbstractCegarLoop]: Abstraction has 208 states and 269 transitions. [2023-11-06 22:02:41,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-06 22:02:41,338 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 269 transitions. [2023-11-06 22:02:41,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:02:41,341 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:02:41,341 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:02:41,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:41,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:41,548 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:02:41,549 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:02:41,549 INFO L85 PathProgramCache]: Analyzing trace with hash 704763221, now seen corresponding path program 1 times [2023-11-06 22:02:41,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:02:41,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292489511] [2023-11-06 22:02:41,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:41,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:02:41,623 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:02:41,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2134854746] [2023-11-06 22:02:41,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:02:41,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:02:41,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:41,626 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:02:41,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:02:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:02:42,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:02:42,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:02:42,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:02:42,458 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:02:42,460 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:02:42,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:02:42,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-06 22:02:42,672 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-06 22:02:42,676 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:02:42,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:02:42 BoogieIcfgContainer [2023-11-06 22:02:42,882 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:02:42,882 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:02:42,883 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:02:42,883 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:02:42,883 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:26" (3/4) ... [2023-11-06 22:02:42,885 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:02:42,887 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:02:42,887 INFO L158 Benchmark]: Toolchain (without parser) took 18472.06ms. Allocated memory was 155.2MB in the beginning and 247.5MB in the end (delta: 92.3MB). Free memory was 111.2MB in the beginning and 202.4MB in the end (delta: -91.2MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2023-11-06 22:02:42,888 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:02:42,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.25ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 93.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:02:42,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.58ms. Allocated memory is still 155.2MB. Free memory was 93.3MB in the beginning and 86.1MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 22:02:42,889 INFO L158 Benchmark]: Boogie Preprocessor took 71.18ms. Allocated memory is still 155.2MB. Free memory was 86.1MB in the beginning and 82.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:02:42,889 INFO L158 Benchmark]: RCFGBuilder took 897.64ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 82.9MB in the beginning and 157.4MB in the end (delta: -74.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-06 22:02:42,890 INFO L158 Benchmark]: TraceAbstraction took 16870.63ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 157.4MB in the beginning and 202.4MB in the end (delta: -45.0MB). Peak memory consumption was 134.7MB. Max. memory is 16.1GB. [2023-11-06 22:02:42,890 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 247.5MB. Free memory is still 202.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:02:42,894 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.25ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 93.3MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.58ms. Allocated memory is still 155.2MB. Free memory was 93.3MB in the beginning and 86.1MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.18ms. Allocated memory is still 155.2MB. Free memory was 86.1MB in the beginning and 82.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 897.64ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 82.9MB in the beginning and 157.4MB in the end (delta: -74.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * TraceAbstraction took 16870.63ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 157.4MB in the beginning and 202.4MB in the end (delta: -45.0MB). Peak memory consumption was 134.7MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 247.5MB. Free memory is still 202.4MB. 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 177. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 200; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 16; [L25] unsigned char var_1_6 = 16; [L26] signed short int var_1_7 = -8; [L27] signed char var_1_9 = 0; [L28] signed char var_1_10 = -4; [L29] double var_1_11 = 2.25; [L30] double var_1_12 = 199.3; [L31] double var_1_13 = 7.2; [L32] unsigned long int var_1_14 = 10; [L33] signed short int var_1_15 = -4; [L34] unsigned char var_1_16 = 0; [L35] signed short int var_1_19 = 256; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = -1; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 0; [L41] unsigned short int var_1_25 = 100; [L42] double var_1_26 = 15.125; [L43] double var_1_27 = 2.3; [L44] double var_1_28 = 999.25; [L45] double var_1_29 = 1.75; [L46] unsigned short int var_1_30 = 43183; [L47] unsigned long int var_1_31 = 100000; [L48] double var_1_32 = 7.4; [L49] double var_1_33 = 31.125; [L50] signed short int var_1_34 = -128; [L51] signed char var_1_35 = -1; [L52] signed char last_1_var_1_9 = 0; [L53] signed short int last_1_var_1_19 = 256; [L54] unsigned long int last_1_var_1_31 = 100000; VAL [isInitial=0, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=128, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_9 = var_1_9 [L173] last_1_var_1_19 = var_1_19 [L174] last_1_var_1_31 = var_1_31 VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=128, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L184] RET updateLastVariables() [L185] CALL updateVariables() [L130] var_1_4 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L131] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L132] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L132] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=16, var_1_6=16, var_1_7=-8, var_1_9=0] [L133] var_1_5 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=16, var_1_7=-8, var_1_9=0] [L134] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=16, var_1_7=-8, var_1_9=0] [L135] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=16, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=16, var_1_7=-8, var_1_9=0] [L135] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=16, var_1_7=-8, var_1_9=0] [L136] var_1_6 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L137] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L138] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L138] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=-4, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L139] var_1_10 = __VERIFIER_nondet_char() [L140] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L140] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L141] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L141] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=1993/10, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L142] var_1_12 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L143] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=36/5, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L144] var_1_13 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L145] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=0, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L146] var_1_16 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L147] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L148] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L149] var_1_23 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L150] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L151] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=0, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L152] var_1_24 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L153] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L154] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=121/8, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L155] var_1_26 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L156] RET assume_abort_if_not((var_1_26 >= 0.0F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427387900e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=23/10, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L157] var_1_27 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L158] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854776000e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=3997/4, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L159] var_1_28 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L160] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=7/4, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L161] var_1_29 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L162] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_29 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L163] RET assume_abort_if_not(var_1_29 != 0.0F) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=43183, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L164] var_1_30 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_30 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L165] RET assume_abort_if_not(var_1_30 >= 32767) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_30 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L166] RET assume_abort_if_not(var_1_30 <= 65534) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=249/8, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L167] var_1_33 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L168] RET assume_abort_if_not((var_1_33 >= -922337.2036854776000e+13F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854776000e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_33 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L169] RET assume_abort_if_not(var_1_33 != 0.0F) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L185] RET updateVariables() [L186] CALL step() [L58] signed long int stepLocal_0 = last_1_var_1_19; VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=200, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L59] COND TRUE last_1_var_1_31 != stepLocal_0 [L60] var_1_1 = (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=10, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=-128, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L64] var_1_34 = var_1_1 [L65] var_1_14 = ((((((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) > (var_1_1)) ? (((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) : (var_1_1))) [L66] unsigned char stepLocal_4 = var_1_28 == (var_1_27 + var_1_29); VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=126, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L67] COND FALSE !((var_1_1 > var_1_30) && stepLocal_4) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=37/5, var_1_33=7, var_1_34=126, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L70] COND TRUE (var_1_29 / var_1_33) <= (- (var_1_12 + 10.1)) [L71] var_1_32 = var_1_26 VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=-8, var_1_9=0] [L76] var_1_7 = ((((((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) < 0 ) ? -(((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) : (((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=0, var_1_10=126, var_1_11=9/4, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=0] [L77] COND TRUE ((var_1_10 / var_1_4) / 1) <= var_1_1 [L78] var_1_11 = ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=-1, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=0] [L80] var_1_35 = var_1_10 VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=0, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=0] [L81] COND TRUE var_1_10 == var_1_34 [L82] var_1_20 = (var_1_6 + var_1_5) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=0] [L84] unsigned char stepLocal_3 = var_1_13 < (var_1_32 * var_1_12); VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=0] [L85] COND FALSE !(stepLocal_3 && var_1_16) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=0] [L88] unsigned long int stepLocal_2 = var_1_14 - var_1_5; [L89] unsigned long int stepLocal_1 = (((var_1_14) < ((var_1_5 / var_1_4))) ? (var_1_14) : ((var_1_5 / var_1_4))); VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=0, stepLocal_2=126, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=0] [L90] COND FALSE !(stepLocal_1 < (last_1_var_1_9 * (var_1_6 + var_1_20))) [L95] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=0, stepLocal_2=126, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L97] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=0, stepLocal_2=126, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L104] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=0, stepLocal_2=126, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L115] COND FALSE !(! var_1_24) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=0, stepLocal_2=126, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L118] var_1_21 = (var_1_6 - ((((var_1_5) > (var_1_20)) ? (var_1_5) : (var_1_20)))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=0, stepLocal_2=126, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=100, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L119] COND FALSE !(var_1_13 <= ((var_1_26 + 128.65) - ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28))))) [L126] var_1_25 = (var_1_30 - ((((var_1_20) > (128)) ? (var_1_20) : (128)))) VAL [isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, stepLocal_0=256, stepLocal_1=0, stepLocal_2=126, stepLocal_3=0, stepLocal_4=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=65406, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L186] RET step() [L187] CALL, EXPR property() [L177-L178] return (((((((((((((((last_1_var_1_31 != last_1_var_1_19) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (((((50) > (var_1_5)) ? (50) : (var_1_5))) + var_1_6)))) && (var_1_7 == ((signed short int) ((((((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) < 0 ) ? -(((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1) : (((((0) > (var_1_6)) ? (0) : (var_1_6))) - var_1_1)))))) && ((((((var_1_14) < ((var_1_5 / var_1_4))) ? (var_1_14) : ((var_1_5 / var_1_4)))) < (last_1_var_1_9 * (var_1_6 + var_1_20))) ? ((var_1_20 < (var_1_14 - var_1_5)) ? (var_1_9 == ((signed char) var_1_10)) : 1) : (var_1_9 == ((signed char) var_1_10)))) && ((((var_1_10 / var_1_4) / 1) <= var_1_1) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (var_1_14 == ((unsigned long int) ((((((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) > (var_1_1)) ? (((((var_1_6) > (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))) ? (var_1_6) : (((((var_1_1) < (var_1_4)) ? (var_1_1) : (var_1_4))))))) : (var_1_1)))))) && (var_1_22 ? (var_1_22 ? (var_1_15 == ((signed short int) ((((((((var_1_9) > (1000)) ? (var_1_9) : (1000))) < 0 ) ? -((((var_1_9) > (1000)) ? (var_1_9) : (1000))) : ((((var_1_9) > (1000)) ? (var_1_9) : (1000))))) + var_1_4))) : (var_1_15 == ((signed short int) ((((var_1_5) < (var_1_9)) ? (var_1_5) : (var_1_9)))))) : 1)) && (var_1_22 ? ((var_1_20 > var_1_15) ? (var_1_19 == ((signed short int) (var_1_34 + var_1_10))) : ((var_1_15 < var_1_4) ? (var_1_19 == ((signed short int) var_1_4)) : (var_1_19 == ((signed short int) var_1_5)))) : 1)) && ((var_1_10 == var_1_34) ? (var_1_20 == ((unsigned char) (var_1_6 + var_1_5))) : 1)) && (var_1_21 == ((signed long int) (var_1_6 - ((((var_1_5) > (var_1_20)) ? (var_1_5) : (var_1_20))))))) && (((var_1_13 < (var_1_32 * var_1_12)) && var_1_16) ? (var_1_22 == ((unsigned char) (var_1_23 && var_1_24))) : 1)) && ((var_1_13 <= ((var_1_26 + 128.65) - ((((var_1_27) > (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (((var_1_13 / var_1_29) < var_1_28) ? (var_1_25 == ((unsigned short int) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) : (var_1_25 == ((unsigned short int) (((((var_1_14 + var_1_20)) < (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5))))) ? ((var_1_14 + var_1_20)) : (((((var_1_20) > (var_1_5)) ? (var_1_20) : (var_1_5))))))))) : (var_1_25 == ((unsigned short int) (var_1_30 - ((((var_1_20) > (128)) ? (var_1_20) : (128)))))))) && ((! var_1_24) ? (var_1_31 == ((unsigned long int) (var_1_34 + ((((var_1_20) < (var_1_6)) ? (var_1_20) : (var_1_6)))))) : 1)) && (((var_1_1 > var_1_30) && (var_1_28 == (var_1_27 + var_1_29))) ? (var_1_32 == ((double) ((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) : (((var_1_29 / var_1_33) <= (- (var_1_12 + 10.1))) ? (var_1_32 == ((double) var_1_26)) : (var_1_32 == ((double) var_1_26))))) && (var_1_34 == ((signed short int) var_1_1))) && (var_1_35 == ((signed char) var_1_10)) ; VAL [\result=0, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=65406, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=65406, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_19=256, last_1_var_1_31=100000, last_1_var_1_9=0, var_1_10=126, var_1_11=8, var_1_12=8, var_1_13=2, var_1_14=127, var_1_15=-4, var_1_16=1, var_1_19=256, var_1_1=126, var_1_20=128, var_1_21=-1, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=65406, var_1_26=3, var_1_27=4, var_1_28=5, var_1_29=6, var_1_30=65534, var_1_31=100000, var_1_32=3, var_1_33=7, var_1_34=126, var_1_35=126, var_1_4=127, var_1_5=1, var_1_6=127, var_1_7=1, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.6s, OverallIterations: 6, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 608 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 538 mSDsluCounter, 1526 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 929 mSDsCounter, 182 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1520 IncrementalHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 182 mSolverCounterUnsat, 597 mSDtfsCounter, 1520 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1477 GetRequests, 1401 SyntacticMatches, 2 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=208occurred in iteration=5, InterpolantAutomatonStates: 67, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 79 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 9.3s InterpolantComputationTime, 1158 NumberOfCodeBlocks, 1158 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1315 ConstructedInterpolants, 0 QuantifiedInterpolants, 3866 SizeOfPredicates, 13 NumberOfNonLiveVariables, 2073 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 9330/9600 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 22:02:43,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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_4da022a6-f757-4c58-a915-da735874d7f3/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 ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:02:45,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:02:45,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:02:45,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:02:45,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:02:45,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:02:45,849 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:02:45,850 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:02:45,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:02:45,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:02:45,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:02:45,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:02:45,858 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:02:45,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:02:45,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:02:45,861 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:02:45,862 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:02:45,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:02:45,863 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:02:45,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:02:45,863 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:02:45,864 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:02:45,865 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:02:45,865 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:02:45,865 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:02:45,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:02:45,866 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:02:45,867 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:02:45,867 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:02:45,868 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:02:45,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:02:45,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:02:45,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:02:45,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:02:45,870 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:02:45,871 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:02:45,871 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:02:45,871 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:02:45,872 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:02:45,873 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:02:45,873 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:02:45,873 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:02:45,874 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_4da022a6-f757-4c58-a915-da735874d7f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae7fda48cb97f2fbb8cae5723a5eb71e78ce3d05ddea2d490a3a8ea1c4a83d60 [2023-11-06 22:02:46,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:02:46,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:02:46,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:02:46,323 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:02:46,324 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:02:46,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-06 22:02:49,477 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:02:49,824 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:02:49,824 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i [2023-11-06 22:02:49,835 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data/b646ffd29/7b940853f63640ce8426bc8f27def877/FLAG5069716ab [2023-11-06 22:02:49,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/data/b646ffd29/7b940853f63640ce8426bc8f27def877 [2023-11-06 22:02:49,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:02:49,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:02:49,856 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:02:49,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:02:49,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:02:49,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:49" (1/1) ... [2023-11-06 22:02:49,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@546adcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:49, skipping insertion in model container [2023-11-06 22:02:49,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:49" (1/1) ... [2023-11-06 22:02:49,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:02:50,148 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_4da022a6-f757-4c58-a915-da735874d7f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-06 22:02:50,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:02:50,358 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:02:50,375 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_4da022a6-f757-4c58-a915-da735874d7f3/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-91.i[916,929] [2023-11-06 22:02:50,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:02:50,497 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:02:50,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50 WrapperNode [2023-11-06 22:02:50,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:02:50,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:02:50,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:02:50,501 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:02:50,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,616 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2023-11-06 22:02:50,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:02:50,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:02:50,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:02:50,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:02:50,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:02:50,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:02:50,723 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:02:50,723 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:02:50,724 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (1/1) ... [2023-11-06 22:02:50,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:02:50,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:02:50,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:02:50,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:02:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:02:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:02:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:02:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:02:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:02:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:02:50,936 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:02:50,939 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:03:07,218 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:03:07,229 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:03:07,229 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:03:07,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:03:07 BoogieIcfgContainer [2023-11-06 22:03:07,232 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:03:07,235 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:03:07,235 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:03:07,240 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:03:07,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:02:49" (1/3) ... [2023-11-06 22:03:07,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e52ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:03:07, skipping insertion in model container [2023-11-06 22:03:07,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:50" (2/3) ... [2023-11-06 22:03:07,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e52ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:03:07, skipping insertion in model container [2023-11-06 22:03:07,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:03:07" (3/3) ... [2023-11-06 22:03:07,244 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-91.i [2023-11-06 22:03:07,268 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:03:07,269 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:03:07,359 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:03:07,367 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;@21717dde, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:03:07,368 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:03:07,376 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 22:03:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:03:07,404 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:03:07,405 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:03:07,408 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:03:07,416 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:03:07,417 INFO L85 PathProgramCache]: Analyzing trace with hash 76569582, now seen corresponding path program 1 times [2023-11-06 22:03:07,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:03:07,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2057618948] [2023-11-06 22:03:07,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:07,440 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 22:03:07,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:03:07,478 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:07,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:03:09,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:03:09,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:03:09,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2023-11-06 22:03:09,281 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:03:09,284 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:03:09,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2057618948] [2023-11-06 22:03:09,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2057618948] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:03:09,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:03:09,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:03:09,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766903129] [2023-11-06 22:03:09,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:03:09,297 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:03:09,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:03:09,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:03:09,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:03:09,339 INFO L87 Difference]: Start difference. First operand has 81 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 54 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 22:03:09,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:03:09,390 INFO L93 Difference]: Finished difference Result 155 states and 267 transitions. [2023-11-06 22:03:09,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:03:09,392 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2023-11-06 22:03:09,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:03:09,404 INFO L225 Difference]: With dead ends: 155 [2023-11-06 22:03:09,405 INFO L226 Difference]: Without dead ends: 77 [2023-11-06 22:03:09,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:03:09,417 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:03:09,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:03:09,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-06 22:03:09,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-06 22:03:09,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 50 states have (on average 1.34) internal successors, (67), 50 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 22:03:09,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 117 transitions. [2023-11-06 22:03:09,538 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 117 transitions. Word has length 165 [2023-11-06 22:03:09,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:03:09,540 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 117 transitions. [2023-11-06 22:03:09,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 22:03:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2023-11-06 22:03:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:03:09,552 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:03:09,552 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:03:09,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:09,781 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:09,781 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:03:09,782 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:03:09,782 INFO L85 PathProgramCache]: Analyzing trace with hash 273050736, now seen corresponding path program 1 times [2023-11-06 22:03:09,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:03:09,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1001848455] [2023-11-06 22:03:09,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:09,784 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 22:03:09,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:03:09,786 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:09,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:03:11,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:03:11,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:03:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 318 proven. 9 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-06 22:03:12,217 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:03:12,628 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:03:12,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1001848455] [2023-11-06 22:03:12,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1001848455] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:03:12,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1807420267] [2023-11-06 22:03:12,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:12,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:03:12,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:03:12,637 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:03:12,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-06 22:03:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:03:15,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:03:15,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:03:16,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 318 proven. 9 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2023-11-06 22:03:16,448 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:03:16,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1807420267] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:03:16,550 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:03:16,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2023-11-06 22:03:16,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653928322] [2023-11-06 22:03:16,551 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:03:16,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:03:16,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:03:16,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:03:16,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:03:16,555 INFO L87 Difference]: Start difference. First operand 77 states and 117 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 22:03:19,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:22,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:24,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:26,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:26,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:03:26,926 INFO L93 Difference]: Finished difference Result 157 states and 236 transitions. [2023-11-06 22:03:27,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:03:27,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2023-11-06 22:03:27,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:03:27,209 INFO L225 Difference]: With dead ends: 157 [2023-11-06 22:03:27,209 INFO L226 Difference]: Without dead ends: 83 [2023-11-06 22:03:27,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:03:27,212 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 83 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:03:27,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 209 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 10.0s Time] [2023-11-06 22:03:27,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-06 22:03:27,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2023-11-06 22:03:27,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 53 states have (on average 1.3018867924528301) internal successors, (69), 53 states have internal predecessors, (69), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-06 22:03:27,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 119 transitions. [2023-11-06 22:03:27,235 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 119 transitions. Word has length 165 [2023-11-06 22:03:27,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:03:27,236 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 119 transitions. [2023-11-06 22:03:27,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-06 22:03:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2023-11-06 22:03:27,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:03:27,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:03:27,249 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:03:27,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:27,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:03:27,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt [2023-11-06 22:03:27,661 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:03:27,663 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:03:27,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1945489363, now seen corresponding path program 1 times [2023-11-06 22:03:27,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:03:27,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [409460081] [2023-11-06 22:03:27,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:03:27,667 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 22:03:27,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:03:27,670 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:27,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:03:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:03:30,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:03:30,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:03:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 680 proven. 63 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2023-11-06 22:03:33,801 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:03:36,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 75 proven. 66 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-06 22:03:36,351 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:03:36,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [409460081] [2023-11-06 22:03:36,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [409460081] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:03:36,352 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:03:36,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-06 22:03:36,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066849102] [2023-11-06 22:03:36,353 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:03:36,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:03:36,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:03:36,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:03:36,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:03:36,356 INFO L87 Difference]: Start difference. First operand 81 states and 119 transitions. Second operand has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-06 22:03:42,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.95s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:44,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:46,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:48,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:50,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:52,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:54,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:57,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:03:59,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:01,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:03,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:05,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:07,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:09,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:11,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:13,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:15,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:17,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:04:25,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:04:25,036 INFO L93 Difference]: Finished difference Result 370 states and 527 transitions. [2023-11-06 22:04:25,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-11-06 22:04:25,037 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 166 [2023-11-06 22:04:25,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:04:25,044 INFO L225 Difference]: With dead ends: 370 [2023-11-06 22:04:25,044 INFO L226 Difference]: Without dead ends: 292 [2023-11-06 22:04:25,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 321 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=500, Invalid=1306, Unknown=0, NotChecked=0, Total=1806 [2023-11-06 22:04:25,050 INFO L413 NwaCegarLoop]: 230 mSDtfsCounter, 353 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 760 mSolverCounterSat, 245 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 796 SdHoareTripleChecker+Invalid, 1023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 760 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:04:25,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 796 Invalid, 1023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 760 Invalid, 18 Unknown, 0 Unchecked, 45.5s Time] [2023-11-06 22:04:25,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2023-11-06 22:04:25,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 190. [2023-11-06 22:04:25,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 119 states have (on average 1.2016806722689075) internal successors, (143), 120 states have internal predecessors, (143), 62 states have call successors, (62), 8 states have call predecessors, (62), 8 states have return successors, (62), 61 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-06 22:04:25,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 267 transitions. [2023-11-06 22:04:25,110 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 267 transitions. Word has length 166 [2023-11-06 22:04:25,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:04:25,111 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 267 transitions. [2023-11-06 22:04:25,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 3 states have call successors, (37), 3 states have call predecessors, (37), 7 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2023-11-06 22:04:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 267 transitions. [2023-11-06 22:04:25,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:04:25,114 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:04:25,114 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:04:25,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:04:25,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:04:25,325 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:04:25,325 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:04:25,326 INFO L85 PathProgramCache]: Analyzing trace with hash -316305133, now seen corresponding path program 1 times [2023-11-06 22:04:25,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:04:25,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1802361624] [2023-11-06 22:04:25,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:04:25,334 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 22:04:25,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:04:25,335 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:04:25,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:04:27,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:04:27,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:04:27,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:04:31,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 24 proven. 72 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:04:31,307 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:04:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-06 22:04:32,814 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:04:32,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1802361624] [2023-11-06 22:04:32,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1802361624] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:04:32,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:04:32,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-06 22:04:32,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068588489] [2023-11-06 22:04:32,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:04:32,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:04:32,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:04:32,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:04:32,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:04:32,817 INFO L87 Difference]: Start difference. First operand 190 states and 267 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 22:04:38,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 22:04:41,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 22:04:44,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 22:04:46,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 22:04:49,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 22:04:51,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2023-11-06 22:04:51,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:04:51,687 INFO L93 Difference]: Finished difference Result 430 states and 598 transitions. [2023-11-06 22:04:51,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:04:51,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2023-11-06 22:04:51,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:04:51,998 INFO L225 Difference]: With dead ends: 430 [2023-11-06 22:04:51,998 INFO L226 Difference]: Without dead ends: 263 [2023-11-06 22:04:51,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:04:52,001 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 121 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:04:52,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 245 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 45 Invalid, 6 Unknown, 0 Unchecked, 18.4s Time] [2023-11-06 22:04:52,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2023-11-06 22:04:52,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 259. [2023-11-06 22:04:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 173 states have (on average 1.23121387283237) internal successors, (213), 176 states have internal predecessors, (213), 74 states have call successors, (74), 11 states have call predecessors, (74), 11 states have return successors, (74), 71 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-06 22:04:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 361 transitions. [2023-11-06 22:04:52,051 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 361 transitions. Word has length 166 [2023-11-06 22:04:52,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:04:52,052 INFO L495 AbstractCegarLoop]: Abstraction has 259 states and 361 transitions. [2023-11-06 22:04:52,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-06 22:04:52,053 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 361 transitions. [2023-11-06 22:04:52,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:04:52,055 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:04:52,055 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:04:52,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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)] Ended with exit code 0 [2023-11-06 22:04:52,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:04:52,269 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:04:52,270 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:04:52,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1327422383, now seen corresponding path program 1 times [2023-11-06 22:04:52,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:04:52,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2040386650] [2023-11-06 22:04:52,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:04:52,271 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 22:04:52,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:04:52,272 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:04:52,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 (7)] Waiting until timeout for monitored process [2023-11-06 22:04:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:04:54,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:04:54,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:04:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 470 proven. 120 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-06 22:04:59,779 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:05:00,760 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:05:00,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2040386650] [2023-11-06 22:05:00,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2040386650] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:05:00,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [180940081] [2023-11-06 22:05:00,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:05:00,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-06 22:05:00,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 [2023-11-06 22:05:00,763 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-06 22:05:00,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-06 22:05:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:09,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:05:09,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:05:13,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 470 proven. 120 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2023-11-06 22:05:13,898 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:05:14,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [180940081] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:05:14,631 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:05:14,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-06 22:05:14,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924107901] [2023-11-06 22:05:14,632 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:05:14,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:05:14,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:05:14,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:05:14,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:05:14,635 INFO L87 Difference]: Start difference. First operand 259 states and 361 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-06 22:05:20,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:22,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:24,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:26,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:28,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:32,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:34,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:36,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:38,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:40,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-06 22:05:40,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:05:40,175 INFO L93 Difference]: Finished difference Result 535 states and 720 transitions. [2023-11-06 22:05:40,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:05:40,551 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) Word has length 166 [2023-11-06 22:05:40,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:05:40,554 INFO L225 Difference]: With dead ends: 535 [2023-11-06 22:05:40,554 INFO L226 Difference]: Without dead ends: 303 [2023-11-06 22:05:40,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:05:40,559 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 82 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 8 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:05:40,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 216 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 259 Invalid, 10 Unknown, 0 Unchecked, 25.0s Time] [2023-11-06 22:05:40,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-11-06 22:05:40,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 287. [2023-11-06 22:05:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 193 states have (on average 1.1968911917098446) internal successors, (231), 196 states have internal predecessors, (231), 74 states have call successors, (74), 19 states have call predecessors, (74), 19 states have return successors, (74), 71 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-06 22:05:40,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 379 transitions. [2023-11-06 22:05:40,640 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 379 transitions. Word has length 166 [2023-11-06 22:05:40,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:05:40,644 INFO L495 AbstractCegarLoop]: Abstraction has 287 states and 379 transitions. [2023-11-06 22:05:40,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 3 states have call successors, (25), 3 states have call predecessors, (25), 4 states have return successors, (25), 2 states have call predecessors, (25), 3 states have call successors, (25) [2023-11-06 22:05:40,644 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 379 transitions. [2023-11-06 22:05:40,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:05:40,649 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:05:40,649 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:05:40,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:05:40,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:05:41,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:05:41,078 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:05:41,078 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:05:41,078 INFO L85 PathProgramCache]: Analyzing trace with hash 704763221, now seen corresponding path program 1 times [2023-11-06 22:05:41,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:05:41,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1599695137] [2023-11-06 22:05:41,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:05:41,079 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 22:05:41,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:05:41,080 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 22:05:41,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4da022a6-f757-4c58-a915-da735874d7f3/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 (9)] Waiting until timeout for monitored process [2023-11-06 22:05:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:05:43,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-06 22:05:43,524 INFO L285 TraceCheckSpWp]: Computing forward predicates...