./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.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_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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_f3b7f9d8-aa66-407a-801d-de06ac555677/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 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:11:09,546 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:11:09,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:11:09,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:11:09,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:11:09,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:11:09,743 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:11:09,744 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:11:09,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:11:09,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:11:09,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:11:09,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:11:09,752 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:11:09,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:11:09,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:11:09,755 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:11:09,755 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:11:09,756 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:11:09,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:11:09,757 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:11:09,757 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:11:09,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:11:09,758 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:11:09,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:11:09,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:11:09,760 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:11:09,761 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:11:09,761 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:11:09,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:11:09,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:11:09,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:11:09,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:11:09,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:11:09,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:11:09,765 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:11:09,766 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:11:09,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:11:09,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:11:09,766 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:11:09,767 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_f3b7f9d8-aa66-407a-801d-de06ac555677/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 [2023-11-06 22:11:10,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:11:10,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:11:10,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:11:10,112 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:11:10,113 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:11:10,115 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-06 22:11:13,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:11:13,687 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:11:13,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-06 22:11:13,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data/420cd54d4/8b0d08dcf0c24b42983334bd2869d9c3/FLAG1bf962cfd [2023-11-06 22:11:13,729 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data/420cd54d4/8b0d08dcf0c24b42983334bd2869d9c3 [2023-11-06 22:11:13,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:11:13,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:11:13,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:11:13,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:11:13,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:11:13,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:11:13" (1/1) ... [2023-11-06 22:11:13,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371c533f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:13, skipping insertion in model container [2023-11-06 22:11:13,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:11:13" (1/1) ... [2023-11-06 22:11:13,813 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:11:13,994 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_f3b7f9d8-aa66-407a-801d-de06ac555677/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-06 22:11:14,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:11:14,088 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:11:14,101 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_f3b7f9d8-aa66-407a-801d-de06ac555677/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-06 22:11:14,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:11:14,170 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:11:14,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14 WrapperNode [2023-11-06 22:11:14,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:11:14,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:11:14,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:11:14,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:11:14,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,261 INFO L138 Inliner]: procedures = 31, calls = 49, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 200 [2023-11-06 22:11:14,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:11:14,262 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:11:14,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:11:14,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:11:14,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,292 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:11:14,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:11:14,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:11:14,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:11:14,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (1/1) ... [2023-11-06 22:11:14,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:11:14,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:14,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:11:14,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:11:14,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:11:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:11:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:11:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:11:14,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:11:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:11:14,410 INFO L130 BoogieDeclarations]: Found specification of procedure functionized4 [2023-11-06 22:11:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized4 [2023-11-06 22:11:14,548 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:11:14,550 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:11:15,129 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:11:15,138 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:11:15,138 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:11:15,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:15 BoogieIcfgContainer [2023-11-06 22:11:15,141 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:11:15,144 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:11:15,144 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:11:15,148 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:11:15,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:11:13" (1/3) ... [2023-11-06 22:11:15,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28cdb2a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:11:15, skipping insertion in model container [2023-11-06 22:11:15,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:14" (2/3) ... [2023-11-06 22:11:15,150 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28cdb2a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:11:15, skipping insertion in model container [2023-11-06 22:11:15,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:15" (3/3) ... [2023-11-06 22:11:15,173 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-4.i [2023-11-06 22:11:15,195 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:11:15,195 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:11:15,252 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:11:15,260 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;@6704948e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:11:15,260 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:11:15,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 56 states have internal predecessors, (73), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:11:15,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-06 22:11:15,284 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:15,286 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:15,286 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:15,292 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:15,292 INFO L85 PathProgramCache]: Analyzing trace with hash -924549243, now seen corresponding path program 1 times [2023-11-06 22:11:15,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:15,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002773354] [2023-11-06 22:11:15,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:15,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:15,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002773354] [2023-11-06 22:11:15,624 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:11:15,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629371442] [2023-11-06 22:11:15,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:15,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:15,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:15,629 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:15,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:11:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:15,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:11:15,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2023-11-06 22:11:15,996 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:11:15,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629371442] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:15,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:15,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:11:16,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422655670] [2023-11-06 22:11:16,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:16,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:11:16,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:16,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:11:16,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:11:16,037 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 56 states have internal predecessors, (73), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 22:11:16,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:16,073 INFO L93 Difference]: Finished difference Result 175 states and 298 transitions. [2023-11-06 22:11:16,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:11:16,075 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 183 [2023-11-06 22:11:16,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:16,084 INFO L225 Difference]: With dead ends: 175 [2023-11-06 22:11:16,084 INFO L226 Difference]: Without dead ends: 87 [2023-11-06 22:11:16,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 22:11:16,092 INFO L413 NwaCegarLoop]: 130 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, 130 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 22:11:16,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:11:16,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-06 22:11:16,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-06 22:11:16,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:11:16,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 130 transitions. [2023-11-06 22:11:16,150 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 130 transitions. Word has length 183 [2023-11-06 22:11:16,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:16,151 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 130 transitions. [2023-11-06 22:11:16,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 22:11:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2023-11-06 22:11:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-06 22:11:16,156 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:16,156 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:16,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-06 22:11:16,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:11:16,358 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:16,359 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:16,359 INFO L85 PathProgramCache]: Analyzing trace with hash -595083255, now seen corresponding path program 1 times [2023-11-06 22:11:16,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:16,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242594020] [2023-11-06 22:11:16,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:16,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:16,431 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:11:16,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [404952900] [2023-11-06 22:11:16,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:16,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:16,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:16,433 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:16,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:11:16,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:16,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:11:16,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-06 22:11:17,124 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:11:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 22:11:17,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:17,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242594020] [2023-11-06 22:11:17,492 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:11:17,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404952900] [2023-11-06 22:11:17,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [404952900] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:11:17,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:11:17,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2023-11-06 22:11:17,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980403940] [2023-11-06 22:11:17,494 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:11:17,496 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:11:17,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:17,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:11:17,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:11:17,500 INFO L87 Difference]: Start difference. First operand 87 states and 130 transitions. Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-06 22:11:18,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:18,564 INFO L93 Difference]: Finished difference Result 269 states and 395 transitions. [2023-11-06 22:11:18,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-06 22:11:18,566 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 183 [2023-11-06 22:11:18,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:18,572 INFO L225 Difference]: With dead ends: 269 [2023-11-06 22:11:18,573 INFO L226 Difference]: Without dead ends: 185 [2023-11-06 22:11:18,575 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 357 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2023-11-06 22:11:18,577 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 144 mSDsluCounter, 401 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:18,578 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 549 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:11:18,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-06 22:11:18,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 175. [2023-11-06 22:11:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 104 states have (on average 1.2211538461538463) internal successors, (127), 104 states have internal predecessors, (127), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-06 22:11:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 255 transitions. [2023-11-06 22:11:18,686 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 255 transitions. Word has length 183 [2023-11-06 22:11:18,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:18,689 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 255 transitions. [2023-11-06 22:11:18,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-06 22:11:18,689 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 255 transitions. [2023-11-06 22:11:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-06 22:11:18,695 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:18,696 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:18,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:18,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-06 22:11:18,904 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:18,905 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:18,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1240397332, now seen corresponding path program 1 times [2023-11-06 22:11:18,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:18,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206830924] [2023-11-06 22:11:18,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:18,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:19,056 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:11:19,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1917204272] [2023-11-06 22:11:19,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:19,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:19,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:19,059 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:19,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:11:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:19,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 22:11:19,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:19,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-06 22:11:19,782 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:11:20,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 22:11:20,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:11:20,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206830924] [2023-11-06 22:11:20,481 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:11:20,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917204272] [2023-11-06 22:11:20,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917204272] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:11:20,481 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:11:20,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 16 [2023-11-06 22:11:20,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128598955] [2023-11-06 22:11:20,482 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:11:20,485 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 22:11:20,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:11:20,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 22:11:20,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:11:20,488 INFO L87 Difference]: Start difference. First operand 175 states and 255 transitions. Second operand has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-06 22:11:22,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:22,182 INFO L93 Difference]: Finished difference Result 475 states and 663 transitions. [2023-11-06 22:11:22,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-11-06 22:11:22,183 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 184 [2023-11-06 22:11:22,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:22,187 INFO L225 Difference]: With dead ends: 475 [2023-11-06 22:11:22,188 INFO L226 Difference]: Without dead ends: 303 [2023-11-06 22:11:22,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 614 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=480, Invalid=1970, Unknown=0, NotChecked=0, Total=2450 [2023-11-06 22:11:22,191 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 530 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 573 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 737 SdHoareTripleChecker+Invalid, 818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:22,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [542 Valid, 737 Invalid, 818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 573 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-06 22:11:22,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-11-06 22:11:22,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 225. [2023-11-06 22:11:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 144 states have (on average 1.2013888888888888) internal successors, (173), 146 states have internal predecessors, (173), 72 states have call successors, (72), 8 states have call predecessors, (72), 8 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-06 22:11:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 317 transitions. [2023-11-06 22:11:22,249 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 317 transitions. Word has length 184 [2023-11-06 22:11:22,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:22,250 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 317 transitions. [2023-11-06 22:11:22,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-06 22:11:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 317 transitions. [2023-11-06 22:11:22,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-06 22:11:22,254 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:22,254 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:22,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:22,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-06 22:11:22,457 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:22,458 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:22,458 INFO L85 PathProgramCache]: Analyzing trace with hash -546714365, now seen corresponding path program 1 times [2023-11-06 22:11:22,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:11:22,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301539745] [2023-11-06 22:11:22,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:22,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:11:22,534 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:11:22,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [629033339] [2023-11-06 22:11:22,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:22,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:22,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:22,536 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:11:22,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:11:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:11:22,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:11:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:11:22,872 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:11:22,872 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:11:22,873 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:11:22,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:23,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:11:23,086 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-06 22:11:23,090 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:11:23,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:11:23 BoogieIcfgContainer [2023-11-06 22:11:23,268 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:11:23,269 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:11:23,269 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:11:23,270 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:11:23,270 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:15" (3/4) ... [2023-11-06 22:11:23,272 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:11:23,273 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:11:23,274 INFO L158 Benchmark]: Toolchain (without parser) took 9534.57ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 132.6MB in the beginning and 107.7MB in the end (delta: 24.9MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2023-11-06 22:11:23,274 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 115.3MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:11:23,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.87ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 118.3MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:11:23,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.00ms. Allocated memory is still 178.3MB. Free memory was 118.3MB in the beginning and 114.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:11:23,275 INFO L158 Benchmark]: Boogie Preprocessor took 55.98ms. Allocated memory is still 178.3MB. Free memory was 114.7MB in the beginning and 113.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:11:23,276 INFO L158 Benchmark]: RCFGBuilder took 821.83ms. Allocated memory is still 178.3MB. Free memory was 113.0MB in the beginning and 146.6MB in the end (delta: -33.6MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-11-06 22:11:23,276 INFO L158 Benchmark]: TraceAbstraction took 8124.22ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 145.8MB in the beginning and 107.7MB in the end (delta: 38.0MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2023-11-06 22:11:23,276 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 213.9MB. Free memory is still 107.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:11:23,279 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 115.3MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.87ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 118.3MB in the end (delta: 14.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.00ms. Allocated memory is still 178.3MB. Free memory was 118.3MB in the beginning and 114.7MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.98ms. Allocated memory is still 178.3MB. Free memory was 114.7MB in the beginning and 113.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 821.83ms. Allocated memory is still 178.3MB. Free memory was 113.0MB in the beginning and 146.6MB in the end (delta: -33.6MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * TraceAbstraction took 8124.22ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 145.8MB in the beginning and 107.7MB in the end (delta: 38.0MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 213.9MB. Free memory is still 107.7MB. 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 157. Possible FailurePath: [L26] unsigned char isInitial = 0; [L27] unsigned char var_1_1 = 0; [L28] unsigned short int var_1_2 = 256; [L29] unsigned short int var_1_3 = 128; [L30] unsigned char var_1_4 = 0; [L31] unsigned char var_1_5 = 0; [L32] unsigned short int var_1_6 = 4; [L33] signed short int var_1_7 = 32; [L34] signed long int var_1_8 = 100000000; [L35] unsigned short int var_1_9 = 4; [L36] unsigned short int var_1_10 = 10; [L37] double var_1_11 = 15.6; [L38] double var_1_12 = 256.4; [L39] double var_1_13 = 49.15; [L40] unsigned long int var_1_14 = 500; [L41] unsigned long int var_1_15 = 2173307753; [L42] unsigned long int var_1_16 = 3362224480; [L43] signed short int var_1_17 = 16; [L44] unsigned short int var_1_18 = 16; [L45] signed short int var_1_19 = 16; [L46] signed short int var_1_20 = 4; [L47] signed short int var_1_21 = 0; [L48] signed short int var_1_22 = -25; VAL [isInitial=0, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_2=256, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L161] isInitial = 1 [L162] FCALL initially() [L163] COND TRUE 1 [L164] FCALL updateLastVariables() [L165] CALL updateVariables() [L107] var_1_2 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L108] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L109] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L109] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L110] var_1_3 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L111] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L112] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L112] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L113] var_1_4 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L114] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L115] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L115] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L116] var_1_5 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L117] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L118] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L118] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L119] var_1_7 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_7 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L120] RET assume_abort_if_not(var_1_7 >= -32768) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L121] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L121] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L122] var_1_8 = __VERIFIER_nondet_long() [L123] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L123] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L124] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L124] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L125] var_1_10 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L126] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L127] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L127] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L128] var_1_12 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L129] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L130] var_1_13 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L131] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L132] var_1_15 = __VERIFIER_nondet_ulong() [L133] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L133] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L134] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L135] var_1_16 = __VERIFIER_nondet_ulong() [L136] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L136] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L137] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L138] var_1_18 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L139] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_18 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L140] RET assume_abort_if_not(var_1_18 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L141] var_1_19 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L142] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L143] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L144] var_1_20 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L145] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L146] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L147] var_1_21 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L148] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L149] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L150] var_1_22 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L151] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L152] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L165] RET updateVariables() [L166] CALL step() [L71] COND FALSE !(var_1_2 <= var_1_3) [L76] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L78] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L83] COND FALSE !(var_1_4 || var_1_1) [L86] CALL functionized2(var_1_10, var_1_3) [L56] COND TRUE var_1_7 >= functionized2_localFunctionVar1 [L57] var_1_9 = functionized2_localFunctionVar0 VAL [\old(functionized2_localFunctionVar0)=0, \old(functionized2_localFunctionVar1)=2, functionized2_localFunctionVar0=0, functionized2_localFunctionVar1=2, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L86] RET functionized2(var_1_10, var_1_3) [L88] COND FALSE !(var_1_6 <= var_1_2) [L93] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L95] COND TRUE var_1_6 >= var_1_3 [L96] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L98] var_1_1 && (functionized3(var_1_5, var_1_13)) VAL [isInitial=1, var_1_1 && (functionized3(var_1_5, var_1_13))=0, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L98] COND FALSE !(var_1_1 && (functionized3(var_1_5, var_1_13))) [L166] RET step() [L167] CALL, EXPR property() [L157-L158] return ((((((var_1_2 <= var_1_3) ? (((- var_1_3) > var_1_2) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((var_1_2 * (var_1_3 + var_1_7)) > var_1_8) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_7 >= var_1_3) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_6 <= var_1_2) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((var_1_6 >= var_1_3) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (var_1_9 >= ((((var_1_18) > (var_1_7)) ? (var_1_18) : (var_1_7))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L167] RET, EXPR property() [L167] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.9s, OverallIterations: 4, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 692 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 674 mSDsluCounter, 1416 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1049 mSDsCounter, 325 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1029 IncrementalHoareTripleChecker+Invalid, 1354 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 325 mSolverCounterUnsat, 367 mSDtfsCounter, 1029 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 964 GetRequests, 894 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=3, InterpolantAutomatonStates: 64, 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, 3 MinimizatonAttempts, 88 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 918 NumberOfCodeBlocks, 918 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 912 ConstructedInterpolants, 0 QuantifiedInterpolants, 2744 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1258 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 8412/8700 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 22:11:23,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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_f3b7f9d8-aa66-407a-801d-de06ac555677/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 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:11:26,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:11:26,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:11:26,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:11:26,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:11:26,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:11:26,355 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:11:26,356 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:11:26,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:11:26,363 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:11:26,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:11:26,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:11:26,365 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:11:26,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:11:26,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:11:26,369 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:11:26,369 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:11:26,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:11:26,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:11:26,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:11:26,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:11:26,373 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:11:26,373 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:11:26,374 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:11:26,374 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:11:26,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:11:26,375 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:11:26,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:11:26,377 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:11:26,377 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:11:26,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:11:26,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:11:26,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:11:26,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:11:26,380 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:11:26,381 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:11:26,381 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:11:26,381 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:11:26,382 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:11:26,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:11:26,383 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:11:26,387 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:11:26,387 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_f3b7f9d8-aa66-407a-801d-de06ac555677/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 [2023-11-06 22:11:26,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:11:26,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:11:26,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:11:26,905 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:11:26,906 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:11:26,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-06 22:11:30,368 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:11:30,777 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:11:30,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-06 22:11:30,797 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data/af5c343cf/5552d466ea5b44e9a7247af964ba35f8/FLAG45c93192d [2023-11-06 22:11:30,813 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/data/af5c343cf/5552d466ea5b44e9a7247af964ba35f8 [2023-11-06 22:11:30,815 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:11:30,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:11:30,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:11:30,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:11:30,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:11:30,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:11:30" (1/1) ... [2023-11-06 22:11:30,827 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4489ced9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:30, skipping insertion in model container [2023-11-06 22:11:30,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:11:30" (1/1) ... [2023-11-06 22:11:30,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:11:31,123 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_f3b7f9d8-aa66-407a-801d-de06ac555677/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-06 22:11:31,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:11:31,301 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:11:31,325 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_f3b7f9d8-aa66-407a-801d-de06ac555677/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-06 22:11:31,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:11:31,496 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:11:31,497 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31 WrapperNode [2023-11-06 22:11:31,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:11:31,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:11:31,499 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:11:31,499 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:11:31,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,635 INFO L138 Inliner]: procedures = 32, calls = 49, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 191 [2023-11-06 22:11:31,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:11:31,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:11:31,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:11:31,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:11:31,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,741 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:11:31,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:11:31,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:11:31,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:11:31,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (1/1) ... [2023-11-06 22:11:31,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:11:31,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:11:31,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:11:31,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:11:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:11:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:11:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:11:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:11:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:11:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:11:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure functionized4 [2023-11-06 22:11:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized4 [2023-11-06 22:11:32,039 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:11:32,042 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:11:33,210 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:11:33,222 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:11:33,225 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:11:33,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:33 BoogieIcfgContainer [2023-11-06 22:11:33,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:11:33,233 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:11:33,235 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:11:33,239 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:11:33,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:11:30" (1/3) ... [2023-11-06 22:11:33,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53485c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:11:33, skipping insertion in model container [2023-11-06 22:11:33,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:11:31" (2/3) ... [2023-11-06 22:11:33,243 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53485c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:11:33, skipping insertion in model container [2023-11-06 22:11:33,243 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:11:33" (3/3) ... [2023-11-06 22:11:33,245 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-4.i [2023-11-06 22:11:33,270 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:11:33,271 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:11:33,368 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:11:33,377 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;@2e2c9aff, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:11:33,377 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:11:33,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 55 states have internal predecessors, (72), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:11:33,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-06 22:11:33,407 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:33,408 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:33,409 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:33,416 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:33,417 INFO L85 PathProgramCache]: Analyzing trace with hash -694274174, now seen corresponding path program 1 times [2023-11-06 22:11:33,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:11:33,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1133092269] [2023-11-06 22:11:33,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:33,436 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 22:11:33,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:11:33,443 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:33,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:33,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:11:33,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:33,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2023-11-06 22:11:33,950 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:11:33,951 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:11:33,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1133092269] [2023-11-06 22:11:33,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1133092269] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:11:33,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:11:33,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:11:33,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317865607] [2023-11-06 22:11:33,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:11:33,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:11:33,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:11:33,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:11:34,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:11:34,004 INFO L87 Difference]: Start difference. First operand has 90 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 55 states have internal predecessors, (72), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 22:11:34,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:34,065 INFO L93 Difference]: Finished difference Result 173 states and 296 transitions. [2023-11-06 22:11:34,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:11:34,068 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 183 [2023-11-06 22:11:34,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:34,077 INFO L225 Difference]: With dead ends: 173 [2023-11-06 22:11:34,077 INFO L226 Difference]: Without dead ends: 86 [2023-11-06 22:11:34,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 22:11:34,087 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:34,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:11:34,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-06 22:11:34,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-06 22:11:34,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.2745098039215685) internal successors, (65), 51 states have internal predecessors, (65), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:11:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 129 transitions. [2023-11-06 22:11:34,207 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 129 transitions. Word has length 183 [2023-11-06 22:11:34,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:34,208 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 129 transitions. [2023-11-06 22:11:34,209 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-06 22:11:34,210 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2023-11-06 22:11:34,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-06 22:11:34,220 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:34,221 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:34,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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)] Ended with exit code 0 [2023-11-06 22:11:34,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:34,439 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:34,440 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:34,440 INFO L85 PathProgramCache]: Analyzing trace with hash -364808186, now seen corresponding path program 1 times [2023-11-06 22:11:34,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:11:34,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1199162224] [2023-11-06 22:11:34,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:34,442 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 22:11:34,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:11:34,443 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:34,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:34,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:11:34,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:36,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 635 proven. 135 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2023-11-06 22:11:36,151 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:11:36,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 33 proven. 138 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2023-11-06 22:11:36,840 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:11:36,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1199162224] [2023-11-06 22:11:36,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1199162224] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:11:36,842 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:11:36,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-06 22:11:36,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646666278] [2023-11-06 22:11:36,848 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:11:36,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-06 22:11:36,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:11:36,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-06 22:11:36,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:11:36,853 INFO L87 Difference]: Start difference. First operand 86 states and 129 transitions. Second operand has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-06 22:11:39,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:39,382 INFO L93 Difference]: Finished difference Result 217 states and 313 transitions. [2023-11-06 22:11:39,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-06 22:11:39,388 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 183 [2023-11-06 22:11:39,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:39,394 INFO L225 Difference]: With dead ends: 217 [2023-11-06 22:11:39,394 INFO L226 Difference]: Without dead ends: 134 [2023-11-06 22:11:39,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 352 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=177, Invalid=329, Unknown=0, NotChecked=0, Total=506 [2023-11-06 22:11:39,398 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 244 mSDsluCounter, 199 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:39,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 309 Invalid, 399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-06 22:11:39,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-06 22:11:39,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 125. [2023-11-06 22:11:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 80 states have (on average 1.2375) internal successors, (99), 81 states have internal predecessors, (99), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-06 22:11:39,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 175 transitions. [2023-11-06 22:11:39,437 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 175 transitions. Word has length 183 [2023-11-06 22:11:39,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:39,442 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 175 transitions. [2023-11-06 22:11:39,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-06 22:11:39,442 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2023-11-06 22:11:39,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-06 22:11:39,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:39,454 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:39,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:39,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:39,671 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:39,672 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:39,672 INFO L85 PathProgramCache]: Analyzing trace with hash -961609781, now seen corresponding path program 1 times [2023-11-06 22:11:39,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:11:39,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [639704189] [2023-11-06 22:11:39,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:39,675 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 22:11:39,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:11:39,676 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:39,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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)] Waiting until timeout for monitored process [2023-11-06 22:11:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:40,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:11:40,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:11:41,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-06 22:11:41,381 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:11:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-06 22:11:42,020 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:11:42,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [639704189] [2023-11-06 22:11:42,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [639704189] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:11:42,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:11:42,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2023-11-06 22:11:42,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950859125] [2023-11-06 22:11:42,021 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:11:42,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:11:42,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:11:42,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:11:42,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:11:42,025 INFO L87 Difference]: Start difference. First operand 125 states and 175 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2023-11-06 22:11:43,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:11:43,400 INFO L93 Difference]: Finished difference Result 228 states and 315 transitions. [2023-11-06 22:11:43,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:11:43,401 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 185 [2023-11-06 22:11:43,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:11:43,405 INFO L225 Difference]: With dead ends: 228 [2023-11-06 22:11:43,405 INFO L226 Difference]: Without dead ends: 106 [2023-11-06 22:11:43,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 361 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:11:43,409 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 77 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:11:43,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 183 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:11:43,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-06 22:11:43,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 96. [2023-11-06 22:11:43,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 58 states have (on average 1.1724137931034482) internal successors, (68), 58 states have internal predecessors, (68), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-06 22:11:43,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 132 transitions. [2023-11-06 22:11:43,437 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 132 transitions. Word has length 185 [2023-11-06 22:11:43,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:11:43,438 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 132 transitions. [2023-11-06 22:11:43,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2023-11-06 22:11:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2023-11-06 22:11:43,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-06 22:11:43,442 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:11:43,443 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:11:43,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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)] Forceful destruction successful, exit code 0 [2023-11-06 22:11:43,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:43,661 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:11:43,661 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:11:43,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1674539648, now seen corresponding path program 1 times [2023-11-06 22:11:43,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:11:43,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1928659867] [2023-11-06 22:11:43,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:11:43,663 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 22:11:43,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:11:43,672 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:43,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3b7f9d8-aa66-407a-801d-de06ac555677/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 22:11:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:11:43,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 22:11:44,001 INFO L285 TraceCheckSpWp]: Computing forward predicates...