./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:44:50,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:44:50,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:44:50,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:44:50,562 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:44:50,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:44:50,613 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:44:50,614 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:44:50,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:44:50,621 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:44:50,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:44:50,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:44:50,623 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:44:50,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:44:50,626 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:44:50,627 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:44:50,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:44:50,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:44:50,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:44:50,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:44:50,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:44:50,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:44:50,631 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:44:50,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:44:50,632 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:44:50,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:44:50,634 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:44:50,634 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:44:50,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:50,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:44:50,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:44:50,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:44:50,638 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:44:50,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:44:50,639 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:44:50,639 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:44:50,640 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:44:50,640 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:44:50,640 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:44:50,641 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_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 [2023-11-19 07:44:51,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:44:51,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:44:51,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:44:51,099 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:44:51,100 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:44:51,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-19 07:44:54,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:44:54,652 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:44:54,653 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-19 07:44:54,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data/65d18f56e/853648558da74e2c800034465c2ce3e9/FLAG184bcbe63 [2023-11-19 07:44:54,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data/65d18f56e/853648558da74e2c800034465c2ce3e9 [2023-11-19 07:44:54,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:44:54,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:44:54,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:54,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:44:54,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:44:54,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:54" (1/1) ... [2023-11-19 07:44:54,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30616203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:54, skipping insertion in model container [2023-11-19 07:44:54,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:54" (1/1) ... [2023-11-19 07:44:54,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:44:54,907 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_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-19 07:44:54,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:55,013 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:44:55,027 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_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-19 07:44:55,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:55,094 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:44:55,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55 WrapperNode [2023-11-19 07:44:55,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:55,096 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:55,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:44:55,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:44:55,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,196 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2023-11-19 07:44:55,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:55,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:44:55,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:44:55,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:44:55,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,256 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,268 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:44:55,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:44:55,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:44:55,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:44:55,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (1/1) ... [2023-11-19 07:44:55,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:55,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:44:55,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:44:55,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:44:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:44:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:44:55,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:44:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:44:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:44:55,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:44:55,516 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:44:55,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:44:56,189 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:44:56,205 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:44:56,206 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:44:56,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:44:56 BoogieIcfgContainer [2023-11-19 07:44:56,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:44:56,215 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:44:56,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:44:56,219 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:44:56,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:44:54" (1/3) ... [2023-11-19 07:44:56,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45cdeab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:44:56, skipping insertion in model container [2023-11-19 07:44:56,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:55" (2/3) ... [2023-11-19 07:44:56,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45cdeab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:44:56, skipping insertion in model container [2023-11-19 07:44:56,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:44:56" (3/3) ... [2023-11-19 07:44:56,223 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-97.i [2023-11-19 07:44:56,247 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:44:56,247 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:44:56,312 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:44:56,321 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@50d54660, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:44:56,321 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:44:56,327 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 64 states have (on average 1.4375) internal successors, (92), 65 states have internal predecessors, (92), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:44:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 07:44:56,357 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:56,359 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:56,360 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:56,368 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:56,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1605336041, now seen corresponding path program 1 times [2023-11-19 07:44:56,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:44:56,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615741592] [2023-11-19 07:44:56,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:56,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:44:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:44:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:44:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:44:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:44:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:44:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:44:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:44:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 07:44:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:44:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:44:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-19 07:44:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:44:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 07:44:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:56,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:44:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:44:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 07:44:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 07:44:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 07:44:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:44:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 07:44:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:44:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 07:44:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 07:44:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-19 07:44:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-19 07:44:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-19 07:44:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-19 07:44:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-19 07:44:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:57,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:44:57,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:44:57,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615741592] [2023-11-19 07:44:57,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615741592] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:57,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:57,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:44:57,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868664025] [2023-11-19 07:44:57,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:57,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:44:57,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:44:57,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:44:57,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:44:57,242 INFO L87 Difference]: Start difference. First operand has 95 states, 64 states have (on average 1.4375) internal successors, (92), 65 states have internal predecessors, (92), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:44:57,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:57,283 INFO L93 Difference]: Finished difference Result 183 states and 318 transitions. [2023-11-19 07:44:57,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:44:57,286 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2023-11-19 07:44:57,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:57,296 INFO L225 Difference]: With dead ends: 183 [2023-11-19 07:44:57,297 INFO L226 Difference]: Without dead ends: 91 [2023-11-19 07:44:57,302 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:44:57,306 INFO L413 NwaCegarLoop]: 139 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, 139 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:57,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:44:57,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-19 07:44:57,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-19 07:44:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 61 states have (on average 1.360655737704918) internal successors, (83), 61 states have internal predecessors, (83), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:44:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 139 transitions. [2023-11-19 07:44:57,371 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 139 transitions. Word has length 177 [2023-11-19 07:44:57,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:57,372 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 139 transitions. [2023-11-19 07:44:57,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:44:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2023-11-19 07:44:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 07:44:57,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:57,378 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:57,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:44:57,379 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:57,380 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:57,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1083942792, now seen corresponding path program 1 times [2023-11-19 07:44:57,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:44:57,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274999494] [2023-11-19 07:44:57,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:57,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:44:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:44:58,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:44:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:44:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:44:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:44:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:44:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:44:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 07:44:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:44:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:44:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-19 07:44:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:44:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 07:44:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:44:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:44:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 07:44:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 07:44:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 07:44:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:44:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 07:44:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:44:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 07:44:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 07:44:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-19 07:44:58,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-19 07:44:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-19 07:44:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-19 07:44:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-19 07:44:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:44:58,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:44:58,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274999494] [2023-11-19 07:44:58,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274999494] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:58,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:58,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:44:58,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841341331] [2023-11-19 07:44:58,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:58,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 07:44:58,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:44:58,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:44:58,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:44:58,383 INFO L87 Difference]: Start difference. First operand 91 states and 139 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:44:58,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:58,562 INFO L93 Difference]: Finished difference Result 181 states and 277 transitions. [2023-11-19 07:44:58,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:44:58,563 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 178 [2023-11-19 07:44:58,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:58,568 INFO L225 Difference]: With dead ends: 181 [2023-11-19 07:44:58,568 INFO L226 Difference]: Without dead ends: 93 [2023-11-19 07:44:58,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:44:58,572 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 59 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:58,578 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 404 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:44:58,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-19 07:44:58,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2023-11-19 07:44:58,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 61 states have (on average 1.3442622950819672) internal successors, (82), 61 states have internal predecessors, (82), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:44:58,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 138 transitions. [2023-11-19 07:44:58,617 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 138 transitions. Word has length 178 [2023-11-19 07:44:58,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:58,623 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 138 transitions. [2023-11-19 07:44:58,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:44:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2023-11-19 07:44:58,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 07:44:58,629 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:58,630 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:58,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:44:58,631 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:58,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:58,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1716317731, now seen corresponding path program 1 times [2023-11-19 07:44:58,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:44:58,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56673820] [2023-11-19 07:44:58,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:58,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:44:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:45:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:45:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:45:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:45:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:45:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:45:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:45:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 07:45:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:45:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:45:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-19 07:45:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:45:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 07:45:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:45:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:45:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 07:45:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 07:45:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 07:45:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:45:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 07:45:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:45:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 07:45:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 07:45:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-19 07:45:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-19 07:45:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-19 07:45:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-19 07:45:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-19 07:45:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:45:07,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:45:07,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56673820] [2023-11-19 07:45:07,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56673820] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:45:07,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:45:07,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 07:45:07,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630191656] [2023-11-19 07:45:07,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:45:07,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:45:07,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:45:07,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:45:07,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:45:07,797 INFO L87 Difference]: Start difference. First operand 91 states and 138 transitions. Second operand has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:45:10,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:45:10,406 INFO L93 Difference]: Finished difference Result 281 states and 415 transitions. [2023-11-19 07:45:10,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 07:45:10,408 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-19 07:45:10,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:45:10,411 INFO L225 Difference]: With dead ends: 281 [2023-11-19 07:45:10,411 INFO L226 Difference]: Without dead ends: 193 [2023-11-19 07:45:10,413 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-11-19 07:45:10,415 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 259 mSDsluCounter, 559 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 686 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:45:10,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 686 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-19 07:45:10,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2023-11-19 07:45:10,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 106. [2023-11-19 07:45:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 76 states have (on average 1.368421052631579) internal successors, (104), 76 states have internal predecessors, (104), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:45:10,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 160 transitions. [2023-11-19 07:45:10,439 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 160 transitions. Word has length 180 [2023-11-19 07:45:10,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:45:10,440 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 160 transitions. [2023-11-19 07:45:10,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:45:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 160 transitions. [2023-11-19 07:45:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 07:45:10,445 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:45:10,445 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:45:10,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:45:10,446 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:45:10,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:45:10,447 INFO L85 PathProgramCache]: Analyzing trace with hash 705200481, now seen corresponding path program 1 times [2023-11-19 07:45:10,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:45:10,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987920660] [2023-11-19 07:45:10,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:45:10,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:45:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-19 07:45:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-19 07:45:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:45:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-19 07:45:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-19 07:45:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:45:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-19 07:45:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-19 07:45:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2023-11-19 07:45:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-19 07:45:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-11-19 07:45:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:45:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-19 07:45:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-19 07:45:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-19 07:45:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-19 07:45:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-19 07:45:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-19 07:45:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-19 07:45:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-19 07:45:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-19 07:45:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-19 07:45:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-19 07:45:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-19 07:45:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-19 07:45:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-19 07:45:14,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-19 07:45:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2023-11-19 07:45:14,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:14,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 07:45:14,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:45:14,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987920660] [2023-11-19 07:45:14,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987920660] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:45:14,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:45:14,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-19 07:45:14,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016226824] [2023-11-19 07:45:14,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:45:14,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 07:45:14,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:45:14,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 07:45:14,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:45:14,764 INFO L87 Difference]: Start difference. First operand 106 states and 160 transitions. Second operand has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:45:17,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:45:17,074 INFO L93 Difference]: Finished difference Result 279 states and 414 transitions. [2023-11-19 07:45:17,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-19 07:45:17,079 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-19 07:45:17,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:45:17,082 INFO L225 Difference]: With dead ends: 279 [2023-11-19 07:45:17,082 INFO L226 Difference]: Without dead ends: 176 [2023-11-19 07:45:17,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2023-11-19 07:45:17,084 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 189 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-19 07:45:17,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 679 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-19 07:45:17,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-19 07:45:17,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 115. [2023-11-19 07:45:17,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 85 states have (on average 1.388235294117647) internal successors, (118), 85 states have internal predecessors, (118), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:45:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 174 transitions. [2023-11-19 07:45:17,131 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 174 transitions. Word has length 180 [2023-11-19 07:45:17,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:45:17,133 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 174 transitions. [2023-11-19 07:45:17,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 07:45:17,134 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2023-11-19 07:45:17,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 07:45:17,140 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:45:17,140 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:45:17,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:45:17,141 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:45:17,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:45:17,141 INFO L85 PathProgramCache]: Analyzing trace with hash 436454053, now seen corresponding path program 1 times [2023-11-19 07:45:17,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:45:17,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558103993] [2023-11-19 07:45:17,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:45:17,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:45:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:45:17,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:45:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:45:17,401 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:45:17,401 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:45:17,402 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:45:17,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:45:17,408 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-19 07:45:17,413 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:45:17,554 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-19 07:45:17,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:45:17,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:45:17,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated [2023-11-19 07:45:17,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:45:17,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated [2023-11-19 07:45:17,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated [2023-11-19 07:45:17,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated [2023-11-19 07:45:17,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated [2023-11-19 07:45:17,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:45:17 BoogieIcfgContainer [2023-11-19 07:45:17,602 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:45:17,604 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:45:17,604 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:45:17,604 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:45:17,605 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:44:56" (3/4) ... [2023-11-19 07:45:17,607 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:45:17,608 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:45:17,609 INFO L158 Benchmark]: Toolchain (without parser) took 22922.53ms. Allocated memory was 159.4MB in the beginning and 268.4MB in the end (delta: 109.1MB). Free memory was 112.9MB in the beginning and 226.2MB in the end (delta: -113.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:45:17,609 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 159.4MB. Free memory is still 130.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:45:17,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.33ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 99.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:45:17,612 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.77ms. Allocated memory is still 159.4MB. Free memory was 99.0MB in the beginning and 94.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:45:17,614 INFO L158 Benchmark]: Boogie Preprocessor took 85.05ms. Allocated memory is still 159.4MB. Free memory was 94.1MB in the beginning and 91.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:45:17,618 INFO L158 Benchmark]: RCFGBuilder took 928.03ms. Allocated memory is still 159.4MB. Free memory was 91.3MB in the beginning and 64.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 07:45:17,618 INFO L158 Benchmark]: TraceAbstraction took 21387.45ms. Allocated memory was 159.4MB in the beginning and 268.4MB in the end (delta: 109.1MB). Free memory was 63.3MB in the beginning and 226.2MB in the end (delta: -162.9MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. [2023-11-19 07:45:17,619 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 268.4MB. Free memory is still 226.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:45:17,624 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 159.4MB. Free memory is still 130.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.33ms. Allocated memory is still 159.4MB. Free memory was 112.9MB in the beginning and 99.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.77ms. Allocated memory is still 159.4MB. Free memory was 99.0MB in the beginning and 94.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.05ms. Allocated memory is still 159.4MB. Free memory was 94.1MB in the beginning and 91.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 928.03ms. Allocated memory is still 159.4MB. Free memory was 91.3MB in the beginning and 64.0MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 21387.45ms. Allocated memory was 159.4MB in the beginning and 268.4MB in the end (delta: 109.1MB). Free memory was 63.3MB in the beginning and 226.2MB in the end (delta: -162.9MB). Peak memory consumption was 102.1MB. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 268.4MB. Free memory is still 226.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 144. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned short int var_1_2 = 16; [L24] unsigned short int var_1_3 = 32; [L25] unsigned char var_1_4 = 1; [L26] signed long int var_1_5 = 5; [L27] signed long int var_1_6 = 2; [L28] unsigned char var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] float var_1_9 = 128.6; [L31] float var_1_10 = 32.5; [L32] unsigned char var_1_11 = 16; [L33] unsigned char var_1_12 = 64; [L34] unsigned char var_1_13 = 4; [L35] unsigned char var_1_14 = 4; [L36] unsigned long int var_1_15 = 0; [L37] signed short int var_1_16 = 0; [L38] signed char var_1_17 = 1; [L39] signed char var_1_18 = -1; [L40] signed char var_1_19 = 0; [L41] signed long int var_1_20 = -64; [L42] signed long int var_1_21 = 25; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 0; VAL [isInitial=0, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_2=16, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L97] var_1_2 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L98] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L99] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L99] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L100] var_1_3 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L101] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L102] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L102] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L103] var_1_4 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L104] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L105] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L105] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L106] var_1_6 = __VERIFIER_nondet_long() [L107] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L107] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L108] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L108] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L109] var_1_7 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L110] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L111] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L111] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L112] var_1_9 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L113] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L114] var_1_10 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L115] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2147483652, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L116] var_1_11 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L117] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L118] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L118] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L119] var_1_12 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_12 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L120] RET assume_abort_if_not(var_1_12 >= 63) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L121] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L121] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L122] var_1_13 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L123] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L124] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L124] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L125] var_1_14 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L126] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L127] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L127] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L128] var_1_18 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L129] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L130] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L130] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L131] var_1_19 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_19 >= -15) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L132] RET assume_abort_if_not(var_1_19 >= -15) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L133] CALL assume_abort_if_not(var_1_19 <= 16) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L133] RET assume_abort_if_not(var_1_19 <= 16) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L134] var_1_21 = __VERIFIER_nondet_long() [L135] CALL assume_abort_if_not(var_1_21 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L135] RET assume_abort_if_not(var_1_21 >= -2147483647) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L136] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L136] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L138] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L139] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L139] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L152] RET updateVariables() [L153] CALL step() [L48] signed long int stepLocal_1 = var_1_2 + var_1_3; [L49] signed long int stepLocal_0 = - var_1_3; VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L50] COND FALSE !(stepLocal_1 < -200) [L61] var_1_1 = var_1_2 VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L63] EXPR (32 * -25) | var_1_2 VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L63] signed long int stepLocal_4 = (32 * -25) | var_1_2; [L64] unsigned char stepLocal_3 = var_1_4; [L65] signed long int stepLocal_2 = var_1_3 - (var_1_2 + var_1_6); VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, stepLocal_2=-1073741819, stepLocal_3=0, stepLocal_4=-800, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L66] COND TRUE 256 > stepLocal_2 [L67] var_1_5 = var_1_2 VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, stepLocal_2=-1073741819, stepLocal_3=0, stepLocal_4=-800, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L77] COND FALSE !(var_1_9 > var_1_10) VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, stepLocal_2=-1073741819, stepLocal_3=0, stepLocal_4=-800, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L80] COND TRUE \read(var_1_7) [L81] var_1_15 = var_1_6 VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, stepLocal_2=-1073741819, stepLocal_3=0, stepLocal_4=-800, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L83] var_1_16 = (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11) VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, stepLocal_2=-1073741819, stepLocal_3=0, stepLocal_4=-800, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L84] COND FALSE !(\read(var_1_4)) [L91] var_1_17 = -32 VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, stepLocal_2=-1073741819, stepLocal_3=0, stepLocal_4=-800, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=-64, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L93] var_1_20 = var_1_21 [L94] var_1_22 = var_1_23 VAL [isInitial=1, stepLocal_0=-4, stepLocal_1=4, stepLocal_2=-1073741819, stepLocal_3=0, stepLocal_4=-800, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L144] EXPR (256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L144] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L144] EXPR (((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) VAL [isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L144-L145] return (((((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_21))) && (var_1_22 == ((unsigned char) var_1_23)) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483652, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=0, var_1_15=1073741823, var_1_16=0, var_1_17=-32, var_1_18=32, var_1_19=16, var_1_1=0, var_1_20=2147483646, var_1_21=2147483646, var_1_22=0, var_1_23=0, var_1_2=0, var_1_3=4, var_1_4=0, var_1_5=0, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=2147483651] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.1s, OverallIterations: 5, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 507 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 507 mSDsluCounter, 1908 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1386 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 534 IncrementalHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 522 mSDtfsCounter, 534 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=4, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 150 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 14.6s InterpolantComputationTime, 895 NumberOfCodeBlocks, 895 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 711 ConstructedInterpolants, 0 QuantifiedInterpolants, 13063 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 6048/6048 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 07:45:17,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:45:20,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:45:20,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:45:20,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:45:20,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:45:20,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:45:20,465 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:45:20,466 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:45:20,467 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:45:20,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:45:20,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:45:20,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:45:20,474 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:45:20,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:45:20,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:45:20,477 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:45:20,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:45:20,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:45:20,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:45:20,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:45:20,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:45:20,480 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:45:20,480 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:45:20,481 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:45:20,481 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:45:20,482 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:45:20,482 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:45:20,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:45:20,483 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:45:20,483 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:45:20,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:45:20,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:45:20,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:45:20,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:45:20,486 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:45:20,486 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:45:20,487 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:45:20,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:45:20,487 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:45:20,488 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:45:20,488 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:45:20,489 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:45:20,489 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_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 [2023-11-19 07:45:20,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:45:20,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:45:20,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:45:20,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:45:20,922 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:45:20,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-19 07:45:24,142 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:45:24,467 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:45:24,468 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-19 07:45:24,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data/ab4674960/bea6090244264f41aa5e262529310785/FLAG64c7cea89 [2023-11-19 07:45:24,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/data/ab4674960/bea6090244264f41aa5e262529310785 [2023-11-19 07:45:24,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:45:24,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:45:24,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:45:24,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:45:24,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:45:24,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:24,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb05f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24, skipping insertion in model container [2023-11-19 07:45:24,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:24,568 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:45:24,744 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_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-19 07:45:24,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:45:24,839 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:45:24,867 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_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-19 07:45:24,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:45:24,952 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:45:24,953 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24 WrapperNode [2023-11-19 07:45:24,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:45:24,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:45:24,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:45:24,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:45:24,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:24,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,008 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2023-11-19 07:45:25,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:45:25,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:45:25,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:45:25,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:45:25,019 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:45:25,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:45:25,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:45:25,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:45:25,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (1/1) ... [2023-11-19 07:45:25,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:45:25,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:45:25,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:45:25,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:45:25,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:45:25,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:45:25,162 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:45:25,163 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:45:25,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:45:25,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:45:25,284 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:45:25,286 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:45:25,750 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:45:25,761 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:45:25,762 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:45:25,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:25 BoogieIcfgContainer [2023-11-19 07:45:25,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:45:25,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:45:25,771 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:45:25,774 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:45:25,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:45:24" (1/3) ... [2023-11-19 07:45:25,775 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d35e734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:25, skipping insertion in model container [2023-11-19 07:45:25,775 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24" (2/3) ... [2023-11-19 07:45:25,776 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d35e734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:45:25, skipping insertion in model container [2023-11-19 07:45:25,776 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:45:25" (3/3) ... [2023-11-19 07:45:25,778 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-97.i [2023-11-19 07:45:25,798 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:45:25,798 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:45:25,860 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:45:25,869 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2e6ea41f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:45:25,869 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:45:25,875 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:45:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 07:45:25,897 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:45:25,898 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:45:25,899 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:45:25,906 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:45:25,907 INFO L85 PathProgramCache]: Analyzing trace with hash -859110449, now seen corresponding path program 1 times [2023-11-19 07:45:25,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:45:25,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398793589] [2023-11-19 07:45:25,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:45:25,944 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:45:25,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:45:25,951 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:45:25,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 07:45:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:26,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:45:26,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:45:26,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2023-11-19 07:45:26,396 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:45:26,397 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:45:26,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398793589] [2023-11-19 07:45:26,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398793589] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:45:26,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:45:26,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:45:26,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365863676] [2023-11-19 07:45:26,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:45:26,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:45:26,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:45:26,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:45:26,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:45:26,463 INFO L87 Difference]: Start difference. First operand has 75 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 45 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:45:26,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:45:26,528 INFO L93 Difference]: Finished difference Result 143 states and 252 transitions. [2023-11-19 07:45:26,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:45:26,532 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 172 [2023-11-19 07:45:26,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:45:26,542 INFO L225 Difference]: With dead ends: 143 [2023-11-19 07:45:26,542 INFO L226 Difference]: Without dead ends: 71 [2023-11-19 07:45:26,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:45:26,552 INFO L413 NwaCegarLoop]: 108 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, 108 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:45:26,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:45:26,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-19 07:45:26,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-19 07:45:26,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 41 states have internal predecessors, (52), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 07:45:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 108 transitions. [2023-11-19 07:45:26,622 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 108 transitions. Word has length 172 [2023-11-19 07:45:26,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:45:26,623 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 108 transitions. [2023-11-19 07:45:26,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 07:45:26,624 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2023-11-19 07:45:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 07:45:26,631 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:45:26,631 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:45:26,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:45:26,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:45:26,833 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:45:26,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:45:26,835 INFO L85 PathProgramCache]: Analyzing trace with hash 844363659, now seen corresponding path program 1 times [2023-11-19 07:45:26,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:45:26,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1469298153] [2023-11-19 07:45:26,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:45:26,840 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 07:45:26,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:45:26,843 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 07:45:26,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0cecba9-3af6-40ab-98ef-53e1b41a5d8d/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 07:45:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:45:27,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 07:45:27,168 INFO L285 TraceCheckSpWp]: Computing forward predicates...