./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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 1180eee21db070026d3c306cfee214227bc09cf9af8776df243249842b6f8459 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:25:57,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:25:57,134 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:25:57,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:25:57,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:25:57,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:25:57,178 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:25:57,178 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:25:57,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:25:57,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:25:57,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:25:57,182 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:25:57,183 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:25:57,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:25:57,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:25:57,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:25:57,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:25:57,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:25:57,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:25:57,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:25:57,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:25:57,190 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:25:57,191 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:25:57,191 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:25:57,192 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:25:57,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:25:57,194 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:25:57,194 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:25:57,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:25:57,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:25:57,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:25:57,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:25:57,198 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:25:57,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:25:57,200 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:25:57,201 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:25:57,201 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:25:57,202 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:25:57,202 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:25:57,203 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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1180eee21db070026d3c306cfee214227bc09cf9af8776df243249842b6f8459 [2023-11-06 22:25:57,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:25:57,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:25:57,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:25:57,568 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:25:57,569 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:25:57,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i [2023-11-06 22:26:01,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:26:01,374 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:26:01,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i [2023-11-06 22:26:01,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data/5438f6350/6fb594dae55f440d812afb2c2dd581a0/FLAG2c57b0ade [2023-11-06 22:26:01,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data/5438f6350/6fb594dae55f440d812afb2c2dd581a0 [2023-11-06 22:26:01,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:26:01,432 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:26:01,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:26:01,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:26:01,446 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:26:01,447 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1de02f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01, skipping insertion in model container [2023-11-06 22:26:01,449 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,489 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:26:01,657 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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i[919,932] [2023-11-06 22:26:01,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:26:01,752 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:26:01,766 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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i[919,932] [2023-11-06 22:26:01,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:26:01,835 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:26:01,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01 WrapperNode [2023-11-06 22:26:01,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:26:01,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:26:01,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:26:01,838 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:26:01,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,916 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-11-06 22:26:01,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:26:01,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:26:01,918 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:26:01,918 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:26:01,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,937 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,953 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,963 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:26:01,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:26:01,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:26:01,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:26:01,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (1/1) ... [2023-11-06 22:26:01,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:26:02,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:02,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:26:02,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:26:02,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:26:02,081 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:26:02,082 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:26:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:26:02,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:26:02,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:26:02,248 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:26:02,251 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:26:02,819 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:26:02,829 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:26:02,851 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:26:02,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:02 BoogieIcfgContainer [2023-11-06 22:26:02,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:26:02,862 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:26:02,863 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:26:02,867 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:26:02,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:26:01" (1/3) ... [2023-11-06 22:26:02,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d2fec48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:26:02, skipping insertion in model container [2023-11-06 22:26:02,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:26:01" (2/3) ... [2023-11-06 22:26:02,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d2fec48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:26:02, skipping insertion in model container [2023-11-06 22:26:02,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:02" (3/3) ... [2023-11-06 22:26:02,871 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i [2023-11-06 22:26:02,913 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:26:02,913 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:26:02,977 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:26:02,986 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6505c0bd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:26:02,986 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:26:02,991 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 75 states have (on average 1.5466666666666666) internal successors, (116), 76 states have internal predecessors, (116), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:26:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-06 22:26:03,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:03,014 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:03,015 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:03,021 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:03,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1460779349, now seen corresponding path program 1 times [2023-11-06 22:26:03,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:03,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709407964] [2023-11-06 22:26:03,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:03,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:03,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709407964] [2023-11-06 22:26:03,354 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-06 22:26:03,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4493860] [2023-11-06 22:26:03,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:03,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:03,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:03,367 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:03,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:26:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:03,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:26:03,680 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:03,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2023-11-06 22:26:03,784 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:26:03,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4493860] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:03,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:03,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:26:03,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610326492] [2023-11-06 22:26:03,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:03,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:26:03,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:03,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:26:03,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:26:03,860 INFO L87 Difference]: Start difference. First operand has 102 states, 75 states have (on average 1.5466666666666666) internal successors, (116), 76 states have internal predecessors, (116), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:26:03,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:03,909 INFO L93 Difference]: Finished difference Result 197 states and 346 transitions. [2023-11-06 22:26:03,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:26:03,913 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2023-11-06 22:26:03,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:03,925 INFO L225 Difference]: With dead ends: 197 [2023-11-06 22:26:03,925 INFO L226 Difference]: Without dead ends: 98 [2023-11-06 22:26:03,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:26:03,941 INFO L413 NwaCegarLoop]: 155 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, 155 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 22:26:03,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:26:03,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-06 22:26:04,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-06 22:26:04,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 states have internal predecessors, (107), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:26:04,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 155 transitions. [2023-11-06 22:26:04,042 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 155 transitions. Word has length 165 [2023-11-06 22:26:04,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:04,043 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 155 transitions. [2023-11-06 22:26:04,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:26:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 155 transitions. [2023-11-06 22:26:04,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-06 22:26:04,050 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:04,050 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:04,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:04,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 22:26:04,264 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:04,265 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:04,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1463319725, now seen corresponding path program 1 times [2023-11-06 22:26:04,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:04,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053764820] [2023-11-06 22:26:04,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:04,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:04,354 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:26:04,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1234886963] [2023-11-06 22:26:04,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:04,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:04,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:04,357 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:04,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:26:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:04,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:26:04,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:26:04,736 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:26:04,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:04,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053764820] [2023-11-06 22:26:04,737 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:26:04,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234886963] [2023-11-06 22:26:04,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234886963] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:04,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:04,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 22:26:04,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830645094] [2023-11-06 22:26:04,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:04,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:26:04,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:04,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:26:04,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:26:04,743 INFO L87 Difference]: Start difference. First operand 98 states and 155 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:04,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:04,976 INFO L93 Difference]: Finished difference Result 286 states and 455 transitions. [2023-11-06 22:26:04,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:26:04,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 166 [2023-11-06 22:26:04,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:04,982 INFO L225 Difference]: With dead ends: 286 [2023-11-06 22:26:04,982 INFO L226 Difference]: Without dead ends: 191 [2023-11-06 22:26:04,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 22:26:04,985 INFO L413 NwaCegarLoop]: 197 mSDtfsCounter, 133 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:04,986 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 313 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:26:04,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-06 22:26:05,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 136. [2023-11-06 22:26:05,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 110 states have (on average 1.5636363636363637) internal successors, (172), 110 states have internal predecessors, (172), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:26:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 220 transitions. [2023-11-06 22:26:05,013 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 220 transitions. Word has length 166 [2023-11-06 22:26:05,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:05,016 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 220 transitions. [2023-11-06 22:26:05,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:05,016 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2023-11-06 22:26:05,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-06 22:26:05,021 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:05,021 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:05,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:05,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-06 22:26:05,228 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:05,228 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:05,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1164871970, now seen corresponding path program 1 times [2023-11-06 22:26:05,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:05,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581267900] [2023-11-06 22:26:05,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:05,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:05,335 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:26:05,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2038298333] [2023-11-06 22:26:05,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:05,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:05,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:05,347 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:05,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:26:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:05,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:26:05,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:05,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:26:05,893 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:26:05,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:05,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581267900] [2023-11-06 22:26:05,894 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:26:05,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038298333] [2023-11-06 22:26:05,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2038298333] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:05,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:05,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:26:05,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974988950] [2023-11-06 22:26:05,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:05,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:26:05,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:05,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:26:05,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:26:05,900 INFO L87 Difference]: Start difference. First operand 136 states and 220 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:08,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:08,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:08,934 INFO L93 Difference]: Finished difference Result 389 states and 624 transitions. [2023-11-06 22:26:08,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:26:08,935 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 167 [2023-11-06 22:26:08,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:08,940 INFO L225 Difference]: With dead ends: 389 [2023-11-06 22:26:08,940 INFO L226 Difference]: Without dead ends: 256 [2023-11-06 22:26:08,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:26:08,944 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 209 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 278 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 551 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 278 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:08,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 551 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 278 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2023-11-06 22:26:08,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2023-11-06 22:26:08,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 183. [2023-11-06 22:26:08,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 141 states have (on average 1.5319148936170213) internal successors, (216), 142 states have internal predecessors, (216), 39 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-06 22:26:08,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 294 transitions. [2023-11-06 22:26:08,988 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 294 transitions. Word has length 167 [2023-11-06 22:26:08,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:08,990 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 294 transitions. [2023-11-06 22:26:08,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:08,990 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2023-11-06 22:26:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-06 22:26:08,994 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:08,994 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:09,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:09,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:09,201 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:09,202 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:09,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1850231648, now seen corresponding path program 1 times [2023-11-06 22:26:09,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:09,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059889161] [2023-11-06 22:26:09,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:09,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:09,265 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:26:09,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [970518315] [2023-11-06 22:26:09,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:09,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:09,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:09,268 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:09,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-06 22:26:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:09,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:26:09,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2023-11-06 22:26:09,649 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:26:09,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:26:09,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:09,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059889161] [2023-11-06 22:26:09,790 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:26:09,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970518315] [2023-11-06 22:26:09,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970518315] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:26:09,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:26:09,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-11-06 22:26:09,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423010520] [2023-11-06 22:26:09,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:09,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:26:09,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:09,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:26:09,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:26:09,798 INFO L87 Difference]: Start difference. First operand 183 states and 294 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:09,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:09,954 INFO L93 Difference]: Finished difference Result 337 states and 545 transitions. [2023-11-06 22:26:09,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:26:09,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 167 [2023-11-06 22:26:09,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:09,960 INFO L225 Difference]: With dead ends: 337 [2023-11-06 22:26:09,960 INFO L226 Difference]: Without dead ends: 184 [2023-11-06 22:26:09,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:26:09,963 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 6 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:09,964 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 264 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:26:09,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-11-06 22:26:09,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 183. [2023-11-06 22:26:09,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 141 states have (on average 1.524822695035461) internal successors, (215), 142 states have internal predecessors, (215), 39 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-06 22:26:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 293 transitions. [2023-11-06 22:26:09,997 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 293 transitions. Word has length 167 [2023-11-06 22:26:09,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:09,998 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 293 transitions. [2023-11-06 22:26:09,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:09,999 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 293 transitions. [2023-11-06 22:26:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-06 22:26:10,002 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:10,002 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:10,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:10,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:10,210 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:10,210 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:10,211 INFO L85 PathProgramCache]: Analyzing trace with hash 705072311, now seen corresponding path program 1 times [2023-11-06 22:26:10,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:10,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394958383] [2023-11-06 22:26:10,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:10,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:10,263 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:26:10,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1916490641] [2023-11-06 22:26:10,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:10,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:10,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:10,265 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:10,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-06 22:26:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:10,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:26:10,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:10,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2023-11-06 22:26:10,677 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:26:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-06 22:26:10,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:10,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394958383] [2023-11-06 22:26:10,905 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:26:10,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1916490641] [2023-11-06 22:26:10,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1916490641] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:26:10,907 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:26:10,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-06 22:26:10,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988802260] [2023-11-06 22:26:10,908 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:26:10,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-06 22:26:10,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:10,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-06 22:26:10,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-06 22:26:10,917 INFO L87 Difference]: Start difference. First operand 183 states and 293 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:26:11,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:11,640 INFO L93 Difference]: Finished difference Result 299 states and 471 transitions. [2023-11-06 22:26:11,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-06 22:26:11,641 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 167 [2023-11-06 22:26:11,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:11,643 INFO L225 Difference]: With dead ends: 299 [2023-11-06 22:26:11,643 INFO L226 Difference]: Without dead ends: 146 [2023-11-06 22:26:11,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=126, Invalid=216, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:26:11,645 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 220 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:11,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 270 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:26:11,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-06 22:26:11,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 141. [2023-11-06 22:26:11,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 98 states have (on average 1.3265306122448979) internal successors, (130), 99 states have internal predecessors, (130), 39 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-06 22:26:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 208 transitions. [2023-11-06 22:26:11,684 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 208 transitions. Word has length 167 [2023-11-06 22:26:11,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:11,686 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 208 transitions. [2023-11-06 22:26:11,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 10 states have internal predecessors, (67), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:26:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 208 transitions. [2023-11-06 22:26:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-06 22:26:11,692 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:11,692 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:11,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:11,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:11,900 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:11,900 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:11,901 INFO L85 PathProgramCache]: Analyzing trace with hash -725412774, now seen corresponding path program 1 times [2023-11-06 22:26:11,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:11,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908746200] [2023-11-06 22:26:11,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:11,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:11,983 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:26:11,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1177729650] [2023-11-06 22:26:11,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:11,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:11,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:11,985 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:12,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-06 22:26:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:12,666 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:26:12,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2023-11-06 22:26:12,867 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:26:13,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-11-06 22:26:13,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:13,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908746200] [2023-11-06 22:26:13,284 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:26:13,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1177729650] [2023-11-06 22:26:13,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1177729650] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:26:13,285 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:26:13,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 14 [2023-11-06 22:26:13,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046689371] [2023-11-06 22:26:13,286 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:26:13,286 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-06 22:26:13,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:13,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:26:13,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2023-11-06 22:26:13,289 INFO L87 Difference]: Start difference. First operand 141 states and 208 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:26:14,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:14,956 INFO L93 Difference]: Finished difference Result 282 states and 409 transitions. [2023-11-06 22:26:14,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-06 22:26:14,957 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 168 [2023-11-06 22:26:14,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:14,959 INFO L225 Difference]: With dead ends: 282 [2023-11-06 22:26:14,959 INFO L226 Difference]: Without dead ends: 171 [2023-11-06 22:26:14,960 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=188, Invalid=514, Unknown=0, NotChecked=0, Total=702 [2023-11-06 22:26:14,961 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 182 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 931 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:14,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 547 Invalid, 1014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 931 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-06 22:26:14,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2023-11-06 22:26:14,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 162. [2023-11-06 22:26:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 108 states have (on average 1.287037037037037) internal successors, (139), 109 states have internal predecessors, (139), 48 states have call successors, (48), 5 states have call predecessors, (48), 5 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-06 22:26:14,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 235 transitions. [2023-11-06 22:26:15,000 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 235 transitions. Word has length 168 [2023-11-06 22:26:15,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:15,001 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 235 transitions. [2023-11-06 22:26:15,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2023-11-06 22:26:15,001 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 235 transitions. [2023-11-06 22:26:15,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-06 22:26:15,003 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:15,004 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:15,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:15,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:15,211 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:15,212 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:15,213 INFO L85 PathProgramCache]: Analyzing trace with hash -925920321, now seen corresponding path program 1 times [2023-11-06 22:26:15,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:15,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064794250] [2023-11-06 22:26:15,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:15,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:15,256 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:26:15,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1086024814] [2023-11-06 22:26:15,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:15,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:15,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:15,258 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:15,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-06 22:26:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:16,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:26:16,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2023-11-06 22:26:16,260 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:26:16,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:26:16,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:16,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064794250] [2023-11-06 22:26:16,341 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:26:16,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086024814] [2023-11-06 22:26:16,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086024814] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 22:26:16,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 22:26:16,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2023-11-06 22:26:16,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856424597] [2023-11-06 22:26:16,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:16,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 22:26:16,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:16,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 22:26:16,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:26:16,344 INFO L87 Difference]: Start difference. First operand 162 states and 235 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:16,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:26:16,424 INFO L93 Difference]: Finished difference Result 274 states and 399 transitions. [2023-11-06 22:26:16,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 22:26:16,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 171 [2023-11-06 22:26:16,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:26:16,428 INFO L225 Difference]: With dead ends: 274 [2023-11-06 22:26:16,428 INFO L226 Difference]: Without dead ends: 163 [2023-11-06 22:26:16,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:26:16,431 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:26:16,432 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 256 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:26:16,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-06 22:26:16,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 155. [2023-11-06 22:26:16,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 101 states have (on average 1.2475247524752475) internal successors, (126), 102 states have internal predecessors, (126), 48 states have call successors, (48), 5 states have call predecessors, (48), 5 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-06 22:26:16,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 222 transitions. [2023-11-06 22:26:16,465 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 222 transitions. Word has length 171 [2023-11-06 22:26:16,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:26:16,466 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 222 transitions. [2023-11-06 22:26:16,466 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:16,466 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 222 transitions. [2023-11-06 22:26:16,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-06 22:26:16,468 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:26:16,468 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:26:16,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:26:16,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:16,676 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:26:16,676 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:26:16,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1367808664, now seen corresponding path program 1 times [2023-11-06 22:26:16,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:26:16,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429068088] [2023-11-06 22:26:16,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:16,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:26:16,712 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:26:16,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [774429704] [2023-11-06 22:26:16,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:26:16,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:26:16,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:26:16,714 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:26:16,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-06 22:26:16,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:26:16,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 22:26:16,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:26:19,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:26:19,166 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:26:19,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:26:19,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429068088] [2023-11-06 22:26:19,167 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:26:19,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774429704] [2023-11-06 22:26:19,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774429704] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:26:19,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:26:19,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:26:19,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222980223] [2023-11-06 22:26:19,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:26:19,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:26:19,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:26:19,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:26:19,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=19, Unknown=1, NotChecked=0, Total=30 [2023-11-06 22:26:19,170 INFO L87 Difference]: Start difference. First operand 155 states and 222 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:26:21,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:23,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:25,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:27,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:29,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:31,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:33,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:35,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:37,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:40,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:42,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:44,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:45,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:47,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:49,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:51,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:53,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:55,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:26:57,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:00,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:02,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:04,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:06,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:08,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:10,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:12,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:14,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:16,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:18,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:20,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:22,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:24,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:26,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:29,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:31,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:33,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:35,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:37,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:27:37,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:37,353 INFO L93 Difference]: Finished difference Result 400 states and 564 transitions. [2023-11-06 22:27:37,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:27:37,354 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 172 [2023-11-06 22:27:37,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:37,357 INFO L225 Difference]: With dead ends: 400 [2023-11-06 22:27:37,357 INFO L226 Difference]: Without dead ends: 296 [2023-11-06 22:27:37,358 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=20, Invalid=35, Unknown=1, NotChecked=0, Total=56 [2023-11-06 22:27:37,358 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 387 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 97 mSolverCounterUnsat, 36 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 36 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:37,359 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 379 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 263 Invalid, 36 Unknown, 0 Unchecked, 78.0s Time] [2023-11-06 22:27:37,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2023-11-06 22:27:37,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 237. [2023-11-06 22:27:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 161 states have (on average 1.2608695652173914) internal successors, (203), 163 states have internal predecessors, (203), 65 states have call successors, (65), 10 states have call predecessors, (65), 10 states have return successors, (65), 63 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-06 22:27:37,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 333 transitions. [2023-11-06 22:27:37,411 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 333 transitions. Word has length 172 [2023-11-06 22:27:37,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:37,412 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 333 transitions. [2023-11-06 22:27:37,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:27:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 333 transitions. [2023-11-06 22:27:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-06 22:27:37,415 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:37,415 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:27:37,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:37,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-06 22:27:37,622 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:37,622 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:37,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1066760147, now seen corresponding path program 1 times [2023-11-06 22:27:37,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:37,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084606406] [2023-11-06 22:27:37,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:37,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:37,655 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:27:37,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1270738077] [2023-11-06 22:27:37,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:37,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:37,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:37,657 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:37,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-06 22:27:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:37,876 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:27:37,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2023-11-06 22:27:37,967 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:27:37,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:37,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084606406] [2023-11-06 22:27:37,968 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:27:37,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1270738077] [2023-11-06 22:27:37,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1270738077] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:27:37,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:27:37,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:27:37,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352310575] [2023-11-06 22:27:37,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:27:37,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:27:37,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:37,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:27:37,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:27:37,971 INFO L87 Difference]: Start difference. First operand 237 states and 333 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:27:38,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:38,227 INFO L93 Difference]: Finished difference Result 417 states and 591 transitions. [2023-11-06 22:27:38,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:27:38,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 172 [2023-11-06 22:27:38,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:38,231 INFO L225 Difference]: With dead ends: 417 [2023-11-06 22:27:38,231 INFO L226 Difference]: Without dead ends: 239 [2023-11-06 22:27:38,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:27:38,235 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 97 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:38,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 343 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:27:38,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2023-11-06 22:27:38,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 237. [2023-11-06 22:27:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 161 states have (on average 1.2608695652173914) internal successors, (203), 163 states have internal predecessors, (203), 65 states have call successors, (65), 10 states have call predecessors, (65), 10 states have return successors, (65), 63 states have call predecessors, (65), 65 states have call successors, (65) [2023-11-06 22:27:38,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 333 transitions. [2023-11-06 22:27:38,301 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 333 transitions. Word has length 172 [2023-11-06 22:27:38,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:38,302 INFO L495 AbstractCegarLoop]: Abstraction has 237 states and 333 transitions. [2023-11-06 22:27:38,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2023-11-06 22:27:38,303 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 333 transitions. [2023-11-06 22:27:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-06 22:27:38,308 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:38,309 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:27:38,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:38,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:38,515 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:38,515 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:38,515 INFO L85 PathProgramCache]: Analyzing trace with hash -365695569, now seen corresponding path program 1 times [2023-11-06 22:27:38,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:38,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396740645] [2023-11-06 22:27:38,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:38,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:38,576 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:27:38,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2125494021] [2023-11-06 22:27:38,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:38,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:38,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:38,578 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:38,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-06 22:27:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:27:39,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-06 22:27:39,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:27:39,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 587 proven. 36 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2023-11-06 22:27:39,540 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:27:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 96 proven. 39 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2023-11-06 22:27:40,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:27:40,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396740645] [2023-11-06 22:27:40,190 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:27:40,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125494021] [2023-11-06 22:27:40,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125494021] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:27:40,190 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:27:40,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 19 [2023-11-06 22:27:40,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377462783] [2023-11-06 22:27:40,192 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:27:40,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-06 22:27:40,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:27:40,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-06 22:27:40,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:27:40,195 INFO L87 Difference]: Start difference. First operand 237 states and 333 transitions. Second operand has 19 states, 19 states have (on average 5.2631578947368425) internal successors, (100), 19 states have internal predecessors, (100), 5 states have call successors, (32), 3 states have call predecessors, (32), 7 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2023-11-06 22:27:41,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:27:41,660 INFO L93 Difference]: Finished difference Result 437 states and 606 transitions. [2023-11-06 22:27:41,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-06 22:27:41,661 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.2631578947368425) internal successors, (100), 19 states have internal predecessors, (100), 5 states have call successors, (32), 3 states have call predecessors, (32), 7 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) Word has length 172 [2023-11-06 22:27:41,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:27:41,664 INFO L225 Difference]: With dead ends: 437 [2023-11-06 22:27:41,664 INFO L226 Difference]: Without dead ends: 259 [2023-11-06 22:27:41,665 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=285, Invalid=771, Unknown=0, NotChecked=0, Total=1056 [2023-11-06 22:27:41,666 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 728 mSDsluCounter, 485 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 745 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:27:41,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [745 Valid, 599 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-06 22:27:41,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2023-11-06 22:27:41,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 118. [2023-11-06 22:27:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 88 states have (on average 1.2954545454545454) internal successors, (114), 88 states have internal predecessors, (114), 24 states have call successors, (24), 5 states have call predecessors, (24), 5 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:27:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 162 transitions. [2023-11-06 22:27:41,705 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 162 transitions. Word has length 172 [2023-11-06 22:27:41,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:27:41,706 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 162 transitions. [2023-11-06 22:27:41,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.2631578947368425) internal successors, (100), 19 states have internal predecessors, (100), 5 states have call successors, (32), 3 states have call predecessors, (32), 7 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2023-11-06 22:27:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 162 transitions. [2023-11-06 22:27:41,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-06 22:27:41,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:27:41,716 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:27:41,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:41,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-06 22:27:41,923 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:27:41,923 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:27:41,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1906090278, now seen corresponding path program 1 times [2023-11-06 22:27:41,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:27:41,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072831231] [2023-11-06 22:27:41,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:41,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:27:41,963 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:27:41,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [47988282] [2023-11-06 22:27:41,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:27:41,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:41,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:41,965 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:27:41,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-06 22:27:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:27:42,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:27:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:27:43,115 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:27:43,116 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:27:43,117 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:27:43,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:27:43,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:27:43,329 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:27:43,333 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:27:43,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:27:43 BoogieIcfgContainer [2023-11-06 22:27:43,479 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:27:43,480 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:27:43,480 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:27:43,480 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:27:43,481 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:26:02" (3/4) ... [2023-11-06 22:27:43,483 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:27:43,484 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:27:43,485 INFO L158 Benchmark]: Toolchain (without parser) took 102054.19ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 119.2MB in the beginning and 71.5MB in the end (delta: 47.7MB). Peak memory consumption was 83.2MB. Max. memory is 16.1GB. [2023-11-06 22:27:43,485 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 21.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:27:43,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.27ms. Allocated memory is still 167.8MB. Free memory was 119.2MB in the beginning and 103.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:27:43,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.36ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 100.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:27:43,486 INFO L158 Benchmark]: Boogie Preprocessor took 55.07ms. Allocated memory is still 167.8MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:27:43,487 INFO L158 Benchmark]: RCFGBuilder took 885.91ms. Allocated memory is still 167.8MB. Free memory was 98.3MB in the beginning and 136.3MB in the end (delta: -38.0MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-11-06 22:27:43,487 INFO L158 Benchmark]: TraceAbstraction took 100616.91ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 135.5MB in the beginning and 71.5MB in the end (delta: 64.0MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2023-11-06 22:27:43,487 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 201.3MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:27:43,490 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory was 87.6MB in the beginning and 87.6MB in the end (delta: 21.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.27ms. Allocated memory is still 167.8MB. Free memory was 119.2MB in the beginning and 103.7MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.36ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 100.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.07ms. Allocated memory is still 167.8MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 885.91ms. Allocated memory is still 167.8MB. Free memory was 98.3MB in the beginning and 136.3MB in the end (delta: -38.0MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * TraceAbstraction took 100616.91ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 135.5MB in the beginning and 71.5MB in the end (delta: 64.0MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 201.3MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 177, overapproximation of bitwiseOr at line 58, overapproximation of someUnaryDOUBLEoperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 177, overapproximation of someBinaryArithmeticFLOAToperation at line 88. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 63.6; [L23] float var_1_4 = 128.75; [L24] float var_1_5 = 25.125; [L25] float var_1_6 = 1000000.75; [L26] unsigned char var_1_7 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] float var_1_15 = 25.75; [L32] double var_1_16 = 0.4; [L33] double var_1_17 = 0.0; [L34] double var_1_18 = 0.0; [L35] double var_1_19 = 1000000000000.5; [L36] double var_1_20 = 24.8; [L37] signed char var_1_21 = 1; [L38] double var_1_22 = 200.8; [L39] unsigned short int var_1_23 = 40076; [L40] unsigned short int var_1_24 = 8; [L41] unsigned long int var_1_25 = 2; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_28 = 64; [L44] float var_1_33 = 10.775; [L45] unsigned long int var_1_41 = 256; [L46] unsigned long int var_1_45 = 64; [L47] double var_1_46 = 31.1; [L48] signed char var_1_47 = 50; [L49] signed char var_1_48 = 16; [L50] double last_1_var_1_22 = 200.8; VAL [isInitial=0, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_4=515/4, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L174] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_4=515/4, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L184] RET updateLastVariables() [L185] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_float() [L134] CALL assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L134] RET assume_abort_if_not((var_1_4 >= -461168.6018427382800e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 4611686.018427382800e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=201/8, var_1_6=4000003/4, var_1_7=1] [L135] var_1_5 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=4000003/4, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=4000003/4, var_1_7=1] [L136] RET assume_abort_if_not((var_1_5 >= -230584.3009213691390e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 2305843.009213691390e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=4000003/4, var_1_7=1] [L137] var_1_6 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L138] RET assume_abort_if_not((var_1_6 >= -230584.3009213691390e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 2305843.009213691390e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L139] var_1_11 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L140] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L141] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L141] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L142] var_1_12 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_12 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L143] RET assume_abort_if_not(var_1_12 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L144] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L144] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L145] var_1_13 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L146] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L147] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L147] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L150] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L150] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=0, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L151] var_1_17 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L152] RET assume_abort_if_not((var_1_17 >= 4611686.018427382800e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=0, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L153] var_1_18 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L154] RET assume_abort_if_not((var_1_18 >= 4611686.018427382800e+12F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=2000000000001/2, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L155] var_1_19 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L156] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=124/5, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L157] var_1_20 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L158] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=40076, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L159] var_1_23 = __VERIFIER_nondet_ushort() [L160] CALL assume_abort_if_not(var_1_23 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L160] RET assume_abort_if_not(var_1_23 >= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L161] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L161] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=8, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L162] var_1_24 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L163] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L164] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L164] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=64, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L165] var_1_28 = __VERIFIER_nondet_short() [L166] CALL assume_abort_if_not(var_1_28 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L166] RET assume_abort_if_not(var_1_28 >= -32768) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L167] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L167] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L168] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L168] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=16, var_1_5=2, var_1_6=3, var_1_7=1] [L169] var_1_48 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_48 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L170] RET assume_abort_if_not(var_1_48 >= -127) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L171] CALL assume_abort_if_not(var_1_48 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L171] RET assume_abort_if_not(var_1_48 <= 126) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=103/4, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L185] RET updateVariables() [L186] CALL step() [L54] COND TRUE ! (var_1_4 < 16.8f) [L55] var_1_15 = var_1_6 VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=2, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L57] var_1_25 = var_1_23 VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L58] EXPR 4 | var_1_25 VAL [4 | var_1_25=4295000064, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L58] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) VAL [4 | var_1_25=4295000064, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L58] EXPR 4 | var_1_25 VAL [4 | var_1_25=32772, 4 | var_1_25=4295000064, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L58] EXPR (((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)) VAL [(((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25))=32772, 4 | var_1_25=32772, 4 | var_1_25=4295000064, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L58] COND TRUE (((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25 [L59] var_1_7 = ((var_1_11 && var_1_12) && var_1_13) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L67] COND FALSE !(var_1_25 > var_1_25) VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=2/5, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L70] COND FALSE !(var_1_18 > (var_1_20 + (var_1_19 * var_1_17))) [L73] var_1_16 = var_1_20 VAL [isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L76] unsigned long int stepLocal_1 = var_1_25; VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=1004/5, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L77] COND FALSE !(var_1_18 < (last_1_var_1_22 * var_1_4)) [L84] var_1_22 = var_1_20 VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L86] unsigned char stepLocal_0 = -1 <= var_1_25; VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=318/5, var_1_20=7, var_1_21=1, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L87] COND TRUE stepLocal_0 || var_1_7 [L88] var_1_1 = (var_1_4 + (var_1_5 + var_1_6)) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=1, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L90] COND TRUE (- (var_1_17 + var_1_1)) >= var_1_16 [L91] var_1_21 = ((((-50) < 0 ) ? -(-50) : (-50))) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=0, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L93] COND TRUE (var_1_25 % var_1_28) >= var_1_24 [L94] var_1_26 = (var_1_14 || var_1_13) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L98] EXPR var_1_25 ^ (var_1_28 + var_1_25) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25 ^ (var_1_28 + var_1_25)=32768, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=431/40, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_5=2, var_1_6=3, var_1_7=1] [L98] COND TRUE (var_1_25 ^ (var_1_28 + var_1_25)) <= (((((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) < 0 ) ? -((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))) : ((((var_1_23) < (var_1_23)) ? (var_1_23) : (var_1_23))))) [L99] var_1_33 = (((((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))) < 0 ) ? -((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))) : ((((((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) < (var_1_5)) ? (((((var_1_18) < (var_1_4)) ? (var_1_18) : (var_1_4)))) : (var_1_5))))) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L107] EXPR var_1_23 & var_1_24 VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23 & var_1_24=0, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L107] COND TRUE (var_1_23 & var_1_24) <= var_1_25 [L108] COND FALSE !(var_1_6 <= var_1_6) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=64, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L116] var_1_45 = var_1_23 VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=32768, var_1_46=311/10, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L117] COND FALSE !(var_1_25 != var_1_25) [L120] var_1_46 = ((((4.6) > (((((var_1_6) > (var_1_20)) ? (var_1_6) : (var_1_20))))) ? (4.6) : (((((var_1_6) > (var_1_20)) ? (var_1_6) : (var_1_20)))))) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=32768, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L122] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_22=1004/5, stepLocal_0=0, stepLocal_1=32768, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=32768, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L186] RET step() [L187] CALL, EXPR property() [L177] EXPR (((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13)))) VAL [(((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13))))=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=32768, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L177-L178] return ((((((((-1 <= var_1_25) || var_1_7) ? (var_1_1 == ((float) (var_1_4 + (var_1_5 + var_1_6)))) : 1) && (((((((var_1_25 + var_1_25)) < ((4 | var_1_25))) ? ((var_1_25 + var_1_25)) : ((4 | var_1_25)))) >= var_1_25) ? (var_1_7 == ((unsigned char) ((var_1_11 && var_1_12) && var_1_13))) : ((var_1_6 == var_1_15) ? (var_1_7 == ((unsigned char) var_1_14)) : (var_1_7 == ((unsigned char) var_1_13))))) && ((! (var_1_4 < 16.8f)) ? (var_1_15 == ((float) var_1_6)) : 1)) && ((var_1_25 > var_1_25) ? (var_1_16 == ((double) ((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_19) - var_1_20))) : ((var_1_18 > (var_1_20 + (var_1_19 * var_1_17))) ? (var_1_16 == ((double) var_1_6)) : (var_1_16 == ((double) var_1_20))))) && (((- (var_1_17 + var_1_1)) >= var_1_16) ? (var_1_21 == ((signed char) ((((-50) < 0 ) ? -(-50) : (-50))))) : 1)) && ((var_1_18 < (last_1_var_1_22 * var_1_4)) ? (((var_1_23 - var_1_24) < var_1_25) ? (var_1_22 == ((double) var_1_5)) : (var_1_22 == ((double) var_1_17))) : (var_1_22 == ((double) var_1_20)))) && (var_1_25 == ((unsigned long int) var_1_23)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=32768, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_22=1004/5, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=0, var_1_15=3, var_1_16=7, var_1_17=4, var_1_18=5, var_1_19=6, var_1_20=7, var_1_21=50, var_1_22=7, var_1_23=32768, var_1_24=0, var_1_25=32768, var_1_26=1, var_1_28=-32768, var_1_33=8, var_1_41=256, var_1_45=32768, var_1_46=23/5, var_1_47=50, var_1_48=-127, var_1_4=0, var_1_5=2, var_1_6=3, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 102 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 100.4s, OverallIterations: 11, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 86.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 37 mSolverCounterUnknown, 2026 SdHoareTripleChecker+Valid, 84.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1962 mSDsluCounter, 3677 SdHoareTripleChecker+Invalid, 83.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2197 mSDsCounter, 542 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2964 IncrementalHoareTripleChecker+Invalid, 3543 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 542 mSolverCounterUnsat, 1480 mSDtfsCounter, 2964 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2561 GetRequests, 2463 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=237occurred in iteration=8, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 353 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 2024 NumberOfCodeBlocks, 2024 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2517 ConstructedInterpolants, 8 QuantifiedInterpolants, 5334 SizeOfPredicates, 27 NumberOfNonLiveVariables, 4047 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 15 InterpolantComputations, 7 PerfectInterpolantSequences, 16341/16560 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 22:27:43,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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 1180eee21db070026d3c306cfee214227bc09cf9af8776df243249842b6f8459 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:27:46,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:27:46,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:27:46,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:27:46,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:27:46,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:27:46,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:27:46,659 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:27:46,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:27:46,665 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:27:46,666 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:27:46,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:27:46,667 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:27:46,670 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:27:46,670 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:27:46,671 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:27:46,671 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:27:46,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:27:46,672 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:27:46,673 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:27:46,673 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:27:46,674 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:27:46,674 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:27:46,675 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:27:46,675 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:27:46,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:27:46,676 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:27:46,677 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:27:46,677 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:27:46,678 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:27:46,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:27:46,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:27:46,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:27:46,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:27:46,681 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:27:46,681 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:27:46,681 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:27:46,681 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:27:46,682 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:27:46,683 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:27:46,683 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:27:46,683 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:27:46,684 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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1180eee21db070026d3c306cfee214227bc09cf9af8776df243249842b6f8459 [2023-11-06 22:27:47,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:27:47,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:27:47,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:27:47,252 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:27:47,253 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:27:47,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i [2023-11-06 22:27:50,767 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:27:51,075 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:27:51,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i [2023-11-06 22:27:51,099 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data/a8858ff64/33bbbd401ac546e79772333ac78ca407/FLAGc07dc828e [2023-11-06 22:27:51,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/data/a8858ff64/33bbbd401ac546e79772333ac78ca407 [2023-11-06 22:27:51,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:27:51,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:27:51,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:27:51,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:27:51,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:27:51,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5895b17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51, skipping insertion in model container [2023-11-06 22:27:51,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,172 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:27:51,344 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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i[919,932] [2023-11-06 22:27:51,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:27:51,541 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:27:51,560 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_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i[919,932] [2023-11-06 22:27:51,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:27:51,643 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:27:51,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51 WrapperNode [2023-11-06 22:27:51,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:27:51,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:27:51,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:27:51,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:27:51,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,743 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2023-11-06 22:27:51,746 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:27:51,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:27:51,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:27:51,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:27:51,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,835 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,840 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,843 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:27:51,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:27:51,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:27:51,850 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:27:51,851 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (1/1) ... [2023-11-06 22:27:51,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:27:51,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:27:51,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:27:51,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:27:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:27:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:27:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:27:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:27:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:27:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:27:52,090 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:27:52,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:28:10,686 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:28:10,696 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:28:10,697 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:28:10,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:28:10 BoogieIcfgContainer [2023-11-06 22:28:10,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:28:10,703 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:28:10,703 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:28:10,707 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:28:10,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:27:51" (1/3) ... [2023-11-06 22:28:10,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c66bad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:28:10, skipping insertion in model container [2023-11-06 22:28:10,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:27:51" (2/3) ... [2023-11-06 22:28:10,710 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c66bad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:28:10, skipping insertion in model container [2023-11-06 22:28:10,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:28:10" (3/3) ... [2023-11-06 22:28:10,711 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-75.i [2023-11-06 22:28:10,736 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:28:10,736 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:28:10,800 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:28:10,808 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;@544a7955, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:28:10,809 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:28:10,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:28:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-06 22:28:10,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:28:10,838 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:28:10,839 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:28:10,845 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:28:10,846 INFO L85 PathProgramCache]: Analyzing trace with hash -2008537169, now seen corresponding path program 1 times [2023-11-06 22:28:10,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:28:10,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1200098437] [2023-11-06 22:28:10,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:28:10,866 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 22:28:10,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:28:10,872 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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 22:28:10,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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 22:28:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:28:11,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-06 22:28:11,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:28:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-06 22:28:12,048 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:28:12,049 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:28:12,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1200098437] [2023-11-06 22:28:12,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1200098437] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:28:12,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:28:12,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 22:28:12,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054808858] [2023-11-06 22:28:12,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:28:12,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 22:28:12,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:28:12,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:28:12,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:28:12,097 INFO L87 Difference]: Start difference. First operand has 82 states, 55 states have (on average 1.4545454545454546) internal successors, (80), 56 states have internal predecessors, (80), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:28:12,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:28:12,134 INFO L93 Difference]: Finished difference Result 157 states and 274 transitions. [2023-11-06 22:28:12,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:28:12,136 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 159 [2023-11-06 22:28:12,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:28:12,145 INFO L225 Difference]: With dead ends: 157 [2023-11-06 22:28:12,145 INFO L226 Difference]: Without dead ends: 78 [2023-11-06 22:28:12,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 158 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 22:28:12,153 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:28:12,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:28:12,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-06 22:28:12,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-06 22:28:12,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-06 22:28:12,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 119 transitions. [2023-11-06 22:28:12,211 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 119 transitions. Word has length 159 [2023-11-06 22:28:12,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:28:12,211 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 119 transitions. [2023-11-06 22:28:12,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-06 22:28:12,212 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2023-11-06 22:28:12,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-06 22:28:12,217 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:28:12,218 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:28:12,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:28:12,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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 22:28:12,441 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:28:12,442 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:28:12,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1503279126, now seen corresponding path program 1 times [2023-11-06 22:28:12,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:28:12,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [172021382] [2023-11-06 22:28:12,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:28:12,444 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 22:28:12,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:28:12,447 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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 22:28:12,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6aa109-bdfd-4932-8b36-26a07fc4ed23/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 22:28:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:28:13,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-06 22:28:14,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:29:42,370 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (= (_ bv1 8) c_~var_1_7~0) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (or (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_6~0 .cse1)) (and (fp.geq c_~var_1_6~0 (fp.neg .cse1)) (fp.leq c_~var_1_6~0 (fp.neg .cse0))))) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from false [2023-11-06 22:29:44,417 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (and (bvsge ((_ zero_extend 24) c_~var_1_12~0) (_ bv1 32)) (fp.gt c_~var_1_18~0 (fp.add c_currentRoundingMode c_~var_1_20~0 (fp.mul c_currentRoundingMode c_~var_1_19~0 c_~var_1_17~0))) (bvsge ((_ zero_extend 24) c_~var_1_11~0) (_ bv1 32)) (= c_~var_1_16~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_6~0)) (= ((_ zero_extend 16) c_~var_1_23~0) c_~var_1_25~0) (fp.geq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode .cse0)) (= (_ bv1 8) c_~var_1_7~0) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode 2305843009213691390.0))) (or (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_6~0 .cse1)) (and (fp.geq c_~var_1_6~0 (fp.neg .cse1)) (fp.leq c_~var_1_6~0 (fp.neg .cse0))))) (= c_~var_1_15~0 c_~var_1_6~0) (bvsge ((_ zero_extend 24) c_~var_1_13~0) (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven) (fp.leq c_~var_1_20~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))))) is different from true