./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label26.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cdf2fa99034a2ce4515fc13e5b104f83251835a7a436038ebabc8d1f47f1da91 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 21:02:45,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:02:45,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:02:45,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:02:45,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:02:45,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:02:45,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:02:45,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:02:45,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:02:45,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:02:45,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:02:45,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:02:45,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:02:45,281 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:02:45,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:02:45,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:02:45,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:02:45,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:02:45,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:02:45,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:02:45,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:02:45,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:02:45,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:02:45,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:02:45,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:02:45,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:02:45,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:02:45,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:02:45,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:02:45,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:02:45,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:02:45,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:02:45,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:02:45,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:02:45,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:02:45,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:02:45,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:02:45,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:02:45,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:02:45,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:02:45,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:02:45,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 21:02:45,353 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:02:45,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:02:45,354 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:02:45,354 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:02:45,355 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:02:45,355 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:02:45,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:02:45,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:02:45,356 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:02:45,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:02:45,358 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 21:02:45,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:02:45,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 21:02:45,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:02:45,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:02:45,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:02:45,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:02:45,359 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 21:02:45,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:02:45,359 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:02:45,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:02:45,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:02:45,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:02:45,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:02:45,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:02:45,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:02:45,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:02:45,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:02:45,361 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:02:45,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:02:45,361 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 21:02:45,362 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 21:02:45,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:02:45,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdf2fa99034a2ce4515fc13e5b104f83251835a7a436038ebabc8d1f47f1da91 [2022-11-02 21:02:45,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:02:45,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:02:45,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:02:45,692 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:02:45,693 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:02:45,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2022-11-02 21:02:45,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/data/629353a66/47bf3c8b961d46a784719bb11b5387eb/FLAGfe16c8e0b [2022-11-02 21:02:46,403 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:02:46,404 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/sv-benchmarks/c/eca-rers2012/Problem15_label26.c [2022-11-02 21:02:46,427 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/data/629353a66/47bf3c8b961d46a784719bb11b5387eb/FLAGfe16c8e0b [2022-11-02 21:02:46,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/data/629353a66/47bf3c8b961d46a784719bb11b5387eb [2022-11-02 21:02:46,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:02:46,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:02:46,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:02:46,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:02:46,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:02:46,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:02:46" (1/1) ... [2022-11-02 21:02:46,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf22820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:46, skipping insertion in model container [2022-11-02 21:02:46,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:02:46" (1/1) ... [2022-11-02 21:02:46,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:02:46,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:02:47,245 WARN L230 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_ae59067a-49f3-47f6-a780-cf7c5cd47b05/sv-benchmarks/c/eca-rers2012/Problem15_label26.c[6541,6554] [2022-11-02 21:02:47,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:02:47,739 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:02:47,779 WARN L230 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_ae59067a-49f3-47f6-a780-cf7c5cd47b05/sv-benchmarks/c/eca-rers2012/Problem15_label26.c[6541,6554] [2022-11-02 21:02:48,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:02:48,130 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:02:48,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48 WrapperNode [2022-11-02 21:02:48,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:02:48,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:02:48,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:02:48,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:02:48,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,365 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-02 21:02:48,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:02:48,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:02:48,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:02:48,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:02:48,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,522 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:02:48,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:02:48,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:02:48,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:02:48,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (1/1) ... [2022-11-02 21:02:48,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:02:48,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:02:48,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:02:48,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:02:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:02:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:02:48,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:02:48,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:02:48,760 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:02:48,762 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:02:52,050 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:02:52,061 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:02:52,065 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 21:02:52,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:02:52 BoogieIcfgContainer [2022-11-02 21:02:52,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:02:52,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:02:52,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:02:52,076 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:02:52,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:02:46" (1/3) ... [2022-11-02 21:02:52,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@147ac6ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:02:52, skipping insertion in model container [2022-11-02 21:02:52,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:02:48" (2/3) ... [2022-11-02 21:02:52,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@147ac6ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:02:52, skipping insertion in model container [2022-11-02 21:02:52,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:02:52" (3/3) ... [2022-11-02 21:02:52,079 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label26.c [2022-11-02 21:02:52,102 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:02:52,102 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 21:02:52,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 21:02:52,203 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2a9d2e42, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 21:02:52,206 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 21:02:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:02:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-02 21:02:52,226 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:02:52,227 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:02:52,228 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:02:52,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:02:52,236 INFO L85 PathProgramCache]: Analyzing trace with hash -92557335, now seen corresponding path program 1 times [2022-11-02 21:02:52,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:02:52,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504689708] [2022-11-02 21:02:52,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:02:52,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:02:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:02:52,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:02:52,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504689708] [2022-11-02 21:02:52,645 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504689708] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:02:52,645 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:02:52,645 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 21:02:52,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478828966] [2022-11-02 21:02:52,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:02:52,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:02:52,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:02:52,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:02:52,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:02:52,688 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:02:55,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:02:55,653 INFO L93 Difference]: Finished difference Result 1154 states and 2106 transitions. [2022-11-02 21:02:55,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:02:55,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2022-11-02 21:02:55,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:02:55,670 INFO L225 Difference]: With dead ends: 1154 [2022-11-02 21:02:55,670 INFO L226 Difference]: Without dead ends: 665 [2022-11-02 21:02:55,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:02:55,678 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 268 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 976 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:02:55,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 383 Invalid, 1230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 976 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-02 21:02:55,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2022-11-02 21:02:55,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 663. [2022-11-02 21:02:55,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 663 states, 662 states have (on average 1.4818731117824773) internal successors, (981), 662 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:02:55,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 663 states and 981 transitions. [2022-11-02 21:02:55,751 INFO L78 Accepts]: Start accepts. Automaton has 663 states and 981 transitions. Word has length 53 [2022-11-02 21:02:55,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:02:55,752 INFO L495 AbstractCegarLoop]: Abstraction has 663 states and 981 transitions. [2022-11-02 21:02:55,752 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:02:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 981 transitions. [2022-11-02 21:02:55,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-02 21:02:55,756 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:02:55,756 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:02:55,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 21:02:55,757 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:02:55,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:02:55,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1371805199, now seen corresponding path program 1 times [2022-11-02 21:02:55,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:02:55,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106648580] [2022-11-02 21:02:55,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:02:55,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:02:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:56,240 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:02:56,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:02:56,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106648580] [2022-11-02 21:02:56,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106648580] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:02:56,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:02:56,241 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 21:02:56,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096448123] [2022-11-02 21:02:56,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:02:56,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:02:56,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:02:56,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:02:56,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:02:56,244 INFO L87 Difference]: Start difference. First operand 663 states and 981 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:02:58,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:02:58,414 INFO L93 Difference]: Finished difference Result 1624 states and 2315 transitions. [2022-11-02 21:02:58,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:02:58,415 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2022-11-02 21:02:58,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:02:58,419 INFO L225 Difference]: With dead ends: 1624 [2022-11-02 21:02:58,419 INFO L226 Difference]: Without dead ends: 963 [2022-11-02 21:02:58,422 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:02:58,423 INFO L413 NwaCegarLoop]: 299 mSDtfsCounter, 237 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:02:58,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 337 Invalid, 934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-02 21:02:58,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2022-11-02 21:02:58,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2022-11-02 21:02:58,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 963 states, 962 states have (on average 1.362785862785863) internal successors, (1311), 962 states have internal predecessors, (1311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:02:58,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1311 transitions. [2022-11-02 21:02:58,471 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1311 transitions. Word has length 118 [2022-11-02 21:02:58,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:02:58,472 INFO L495 AbstractCegarLoop]: Abstraction has 963 states and 1311 transitions. [2022-11-02 21:02:58,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:02:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1311 transitions. [2022-11-02 21:02:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-02 21:02:58,476 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:02:58,477 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:02:58,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 21:02:58,477 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:02:58,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:02:58,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1380310786, now seen corresponding path program 1 times [2022-11-02 21:02:58,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:02:58,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071419717] [2022-11-02 21:02:58,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:02:58,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:02:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:02:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:02:58,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:02:58,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071419717] [2022-11-02 21:02:58,846 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071419717] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:02:58,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:02:58,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:02:58,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896236709] [2022-11-02 21:02:58,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:02:58,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 21:02:58,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:02:58,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 21:02:58,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:02:58,849 INFO L87 Difference]: Start difference. First operand 963 states and 1311 transitions. Second operand has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:01,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:01,845 INFO L93 Difference]: Finished difference Result 2244 states and 3201 transitions. [2022-11-02 21:03:01,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:03:01,846 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2022-11-02 21:03:01,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:01,851 INFO L225 Difference]: With dead ends: 2244 [2022-11-02 21:03:01,852 INFO L226 Difference]: Without dead ends: 1582 [2022-11-02 21:03:01,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:03:01,854 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 362 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 483 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:01,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 365 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [483 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-02 21:03:01,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2022-11-02 21:03:01,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1266. [2022-11-02 21:03:01,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1266 states, 1265 states have (on average 1.3043478260869565) internal successors, (1650), 1265 states have internal predecessors, (1650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:01,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1266 states and 1650 transitions. [2022-11-02 21:03:01,888 INFO L78 Accepts]: Start accepts. Automaton has 1266 states and 1650 transitions. Word has length 123 [2022-11-02 21:03:01,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:01,889 INFO L495 AbstractCegarLoop]: Abstraction has 1266 states and 1650 transitions. [2022-11-02 21:03:01,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.6) internal successors, (123), 4 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:01,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1650 transitions. [2022-11-02 21:03:01,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-02 21:03:01,893 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:01,893 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:01,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 21:03:01,894 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:01,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:01,895 INFO L85 PathProgramCache]: Analyzing trace with hash 72771962, now seen corresponding path program 1 times [2022-11-02 21:03:01,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:01,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303402219] [2022-11-02 21:03:01,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:01,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:02,195 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:03:02,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:02,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303402219] [2022-11-02 21:03:02,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303402219] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:02,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:02,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:02,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749731865] [2022-11-02 21:03:02,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:02,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:03:02,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:02,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:03:02,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:03:02,199 INFO L87 Difference]: Start difference. First operand 1266 states and 1650 transitions. Second operand has 4 states, 4 states have (on average 54.75) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:06,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:06,075 INFO L93 Difference]: Finished difference Result 4668 states and 6169 transitions. [2022-11-02 21:03:06,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:03:06,076 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 219 [2022-11-02 21:03:06,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:06,087 INFO L225 Difference]: With dead ends: 4668 [2022-11-02 21:03:06,088 INFO L226 Difference]: Without dead ends: 3404 [2022-11-02 21:03:06,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:03:06,091 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 488 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 2237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:06,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [488 Valid, 346 Invalid, 2237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-11-02 21:03:06,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3404 states. [2022-11-02 21:03:06,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3404 to 3381. [2022-11-02 21:03:06,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.2363905325443787) internal successors, (4179), 3380 states have internal predecessors, (4179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:06,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4179 transitions. [2022-11-02 21:03:06,160 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4179 transitions. Word has length 219 [2022-11-02 21:03:06,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:06,161 INFO L495 AbstractCegarLoop]: Abstraction has 3381 states and 4179 transitions. [2022-11-02 21:03:06,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 3 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4179 transitions. [2022-11-02 21:03:06,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-02 21:03:06,169 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:06,170 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:06,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 21:03:06,170 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:06,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:06,171 INFO L85 PathProgramCache]: Analyzing trace with hash 907724420, now seen corresponding path program 1 times [2022-11-02 21:03:06,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:06,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672924356] [2022-11-02 21:03:06,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:06,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:06,432 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-02 21:03:06,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:06,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672924356] [2022-11-02 21:03:06,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672924356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:06,433 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:06,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 21:03:06,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423759713] [2022-11-02 21:03:06,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:06,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:06,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:06,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:06,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:06,436 INFO L87 Difference]: Start difference. First operand 3381 states and 4179 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:08,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:08,383 INFO L93 Difference]: Finished difference Result 8563 states and 10751 transitions. [2022-11-02 21:03:08,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:08,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 223 [2022-11-02 21:03:08,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:08,405 INFO L225 Difference]: With dead ends: 8563 [2022-11-02 21:03:08,405 INFO L226 Difference]: Without dead ends: 5483 [2022-11-02 21:03:08,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:08,410 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:08,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-02 21:03:08,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-11-02 21:03:08,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 5478. [2022-11-02 21:03:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1683403322987036) internal successors, (6399), 5477 states have internal predecessors, (6399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6399 transitions. [2022-11-02 21:03:08,523 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6399 transitions. Word has length 223 [2022-11-02 21:03:08,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:08,524 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6399 transitions. [2022-11-02 21:03:08,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:08,525 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6399 transitions. [2022-11-02 21:03:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-11-02 21:03:08,530 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:08,531 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:08,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 21:03:08,531 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:08,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:08,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2143639772, now seen corresponding path program 1 times [2022-11-02 21:03:08,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:08,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117860926] [2022-11-02 21:03:08,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:08,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:09,285 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-02 21:03:09,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:09,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117860926] [2022-11-02 21:03:09,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117860926] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:09,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:09,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-02 21:03:09,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916123427] [2022-11-02 21:03:09,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:09,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:09,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:09,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:09,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:09,289 INFO L87 Difference]: Start difference. First operand 5478 states and 6399 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:11,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:11,254 INFO L93 Difference]: Finished difference Result 10655 states and 12485 transitions. [2022-11-02 21:03:11,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:11,256 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 325 [2022-11-02 21:03:11,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:11,272 INFO L225 Difference]: With dead ends: 10655 [2022-11-02 21:03:11,272 INFO L226 Difference]: Without dead ends: 5478 [2022-11-02 21:03:11,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:11,278 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:11,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-02 21:03:11,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5478 states. [2022-11-02 21:03:11,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5478 to 5478. [2022-11-02 21:03:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5478 states, 5477 states have (on average 1.1672448420668249) internal successors, (6393), 5477 states have internal predecessors, (6393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:11,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5478 states to 5478 states and 6393 transitions. [2022-11-02 21:03:11,376 INFO L78 Accepts]: Start accepts. Automaton has 5478 states and 6393 transitions. Word has length 325 [2022-11-02 21:03:11,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:11,377 INFO L495 AbstractCegarLoop]: Abstraction has 5478 states and 6393 transitions. [2022-11-02 21:03:11,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:11,377 INFO L276 IsEmpty]: Start isEmpty. Operand 5478 states and 6393 transitions. [2022-11-02 21:03:11,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-11-02 21:03:11,383 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:11,383 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:11,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 21:03:11,384 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:11,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:11,384 INFO L85 PathProgramCache]: Analyzing trace with hash 350088141, now seen corresponding path program 1 times [2022-11-02 21:03:11,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:11,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79853681] [2022-11-02 21:03:11,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:11,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:11,689 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-02 21:03:11,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:11,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79853681] [2022-11-02 21:03:11,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79853681] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:11,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:11,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:11,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768057757] [2022-11-02 21:03:11,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:11,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:11,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:11,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:11,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:11,692 INFO L87 Difference]: Start difference. First operand 5478 states and 6393 transitions. Second operand has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:14,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:14,158 INFO L93 Difference]: Finished difference Result 11851 states and 14145 transitions. [2022-11-02 21:03:14,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:14,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 340 [2022-11-02 21:03:14,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:14,177 INFO L225 Difference]: With dead ends: 11851 [2022-11-02 21:03:14,177 INFO L226 Difference]: Without dead ends: 6674 [2022-11-02 21:03:14,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:14,184 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 262 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:14,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-02 21:03:14,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2022-11-02 21:03:14,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 4577. [2022-11-02 21:03:14,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4577 states, 4576 states have (on average 1.1840034965034965) internal successors, (5418), 4576 states have internal predecessors, (5418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:14,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4577 states to 4577 states and 5418 transitions. [2022-11-02 21:03:14,279 INFO L78 Accepts]: Start accepts. Automaton has 4577 states and 5418 transitions. Word has length 340 [2022-11-02 21:03:14,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:14,280 INFO L495 AbstractCegarLoop]: Abstraction has 4577 states and 5418 transitions. [2022-11-02 21:03:14,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.66666666666667) internal successors, (251), 3 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 4577 states and 5418 transitions. [2022-11-02 21:03:14,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-11-02 21:03:14,288 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:14,289 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:14,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 21:03:14,289 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:14,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:14,290 INFO L85 PathProgramCache]: Analyzing trace with hash -683428854, now seen corresponding path program 1 times [2022-11-02 21:03:14,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:14,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340875561] [2022-11-02 21:03:14,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:14,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-02 21:03:14,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:14,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340875561] [2022-11-02 21:03:14,720 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340875561] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:14,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:14,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:14,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021788414] [2022-11-02 21:03:14,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:14,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:14,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:14,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:14,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:14,723 INFO L87 Difference]: Start difference. First operand 4577 states and 5418 transitions. Second operand has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:16,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:16,762 INFO L93 Difference]: Finished difference Result 10955 states and 13233 transitions. [2022-11-02 21:03:16,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:16,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 399 [2022-11-02 21:03:16,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:16,791 INFO L225 Difference]: With dead ends: 10955 [2022-11-02 21:03:16,792 INFO L226 Difference]: Without dead ends: 6679 [2022-11-02 21:03:16,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:16,797 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 275 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:16,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-02 21:03:16,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6679 states. [2022-11-02 21:03:16,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6679 to 6081. [2022-11-02 21:03:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6081 states, 6080 states have (on average 1.1572368421052632) internal successors, (7036), 6080 states have internal predecessors, (7036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6081 states to 6081 states and 7036 transitions. [2022-11-02 21:03:16,902 INFO L78 Accepts]: Start accepts. Automaton has 6081 states and 7036 transitions. Word has length 399 [2022-11-02 21:03:16,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:16,903 INFO L495 AbstractCegarLoop]: Abstraction has 6081 states and 7036 transitions. [2022-11-02 21:03:16,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:16,904 INFO L276 IsEmpty]: Start isEmpty. Operand 6081 states and 7036 transitions. [2022-11-02 21:03:16,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2022-11-02 21:03:16,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:16,912 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:16,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-02 21:03:16,913 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:16,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:16,913 INFO L85 PathProgramCache]: Analyzing trace with hash 2069851958, now seen corresponding path program 1 times [2022-11-02 21:03:16,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:16,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869855378] [2022-11-02 21:03:16,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:16,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:17,290 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 21:03:17,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:17,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869855378] [2022-11-02 21:03:17,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869855378] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:17,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:17,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:17,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248786414] [2022-11-02 21:03:17,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:17,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:17,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:17,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:17,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:17,294 INFO L87 Difference]: Start difference. First operand 6081 states and 7036 transitions. Second operand has 3 states, 3 states have (on average 135.0) internal successors, (405), 3 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:19,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:19,392 INFO L93 Difference]: Finished difference Result 13965 states and 16476 transitions. [2022-11-02 21:03:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:19,399 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 135.0) internal successors, (405), 3 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 405 [2022-11-02 21:03:19,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:19,426 INFO L225 Difference]: With dead ends: 13965 [2022-11-02 21:03:19,426 INFO L226 Difference]: Without dead ends: 8185 [2022-11-02 21:03:19,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:19,434 INFO L413 NwaCegarLoop]: 563 mSDtfsCounter, 250 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:19,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 601 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-02 21:03:19,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2022-11-02 21:03:19,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 7883. [2022-11-02 21:03:19,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7883 states, 7882 states have (on average 1.1386703882263385) internal successors, (8975), 7882 states have internal predecessors, (8975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7883 states to 7883 states and 8975 transitions. [2022-11-02 21:03:19,608 INFO L78 Accepts]: Start accepts. Automaton has 7883 states and 8975 transitions. Word has length 405 [2022-11-02 21:03:19,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:19,609 INFO L495 AbstractCegarLoop]: Abstraction has 7883 states and 8975 transitions. [2022-11-02 21:03:19,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 135.0) internal successors, (405), 3 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:19,610 INFO L276 IsEmpty]: Start isEmpty. Operand 7883 states and 8975 transitions. [2022-11-02 21:03:19,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-11-02 21:03:19,619 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:19,620 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:19,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-02 21:03:19,620 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:19,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:19,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1079722266, now seen corresponding path program 1 times [2022-11-02 21:03:19,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:19,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844429952] [2022-11-02 21:03:19,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:19,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:19,998 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-02 21:03:19,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:19,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844429952] [2022-11-02 21:03:19,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844429952] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:19,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:19,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:19,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893575831] [2022-11-02 21:03:19,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:20,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:20,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:20,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:20,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:20,001 INFO L87 Difference]: Start difference. First operand 7883 states and 8975 transitions. Second operand has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:22,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:22,035 INFO L93 Difference]: Finished difference Result 17259 states and 20018 transitions. [2022-11-02 21:03:22,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:22,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 421 [2022-11-02 21:03:22,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:22,054 INFO L225 Difference]: With dead ends: 17259 [2022-11-02 21:03:22,054 INFO L226 Difference]: Without dead ends: 9677 [2022-11-02 21:03:22,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:22,061 INFO L413 NwaCegarLoop]: 580 mSDtfsCounter, 245 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:22,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 619 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-02 21:03:22,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9677 states. [2022-11-02 21:03:22,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9677 to 9374. [2022-11-02 21:03:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9374 states, 9373 states have (on average 1.1290942067641097) internal successors, (10583), 9373 states have internal predecessors, (10583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:22,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9374 states to 9374 states and 10583 transitions. [2022-11-02 21:03:22,205 INFO L78 Accepts]: Start accepts. Automaton has 9374 states and 10583 transitions. Word has length 421 [2022-11-02 21:03:22,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:22,206 INFO L495 AbstractCegarLoop]: Abstraction has 9374 states and 10583 transitions. [2022-11-02 21:03:22,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:22,206 INFO L276 IsEmpty]: Start isEmpty. Operand 9374 states and 10583 transitions. [2022-11-02 21:03:22,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2022-11-02 21:03:22,212 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:22,213 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:22,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-02 21:03:22,213 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:22,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:22,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1964586309, now seen corresponding path program 1 times [2022-11-02 21:03:22,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:22,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048198270] [2022-11-02 21:03:22,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:22,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-11-02 21:03:22,657 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:22,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048198270] [2022-11-02 21:03:22,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048198270] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:22,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:22,658 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:22,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671863603] [2022-11-02 21:03:22,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:22,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:22,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:22,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:22,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:22,661 INFO L87 Difference]: Start difference. First operand 9374 states and 10583 transitions. Second operand has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:25,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:25,109 INFO L93 Difference]: Finished difference Result 20838 states and 23816 transitions. [2022-11-02 21:03:25,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:25,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 517 [2022-11-02 21:03:25,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:25,135 INFO L225 Difference]: With dead ends: 20838 [2022-11-02 21:03:25,135 INFO L226 Difference]: Without dead ends: 11765 [2022-11-02 21:03:25,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:25,143 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 362 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 969 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:25,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 447 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 969 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-02 21:03:25,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11765 states. [2022-11-02 21:03:25,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11765 to 11765. [2022-11-02 21:03:25,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11765 states, 11764 states have (on average 1.134308058483509) internal successors, (13344), 11764 states have internal predecessors, (13344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11765 states to 11765 states and 13344 transitions. [2022-11-02 21:03:25,305 INFO L78 Accepts]: Start accepts. Automaton has 11765 states and 13344 transitions. Word has length 517 [2022-11-02 21:03:25,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:25,306 INFO L495 AbstractCegarLoop]: Abstraction has 11765 states and 13344 transitions. [2022-11-02 21:03:25,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 11765 states and 13344 transitions. [2022-11-02 21:03:25,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2022-11-02 21:03:25,313 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:25,313 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:25,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-02 21:03:25,314 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:25,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:25,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1159110380, now seen corresponding path program 1 times [2022-11-02 21:03:25,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:25,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772776613] [2022-11-02 21:03:25,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:25,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:25,978 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-02 21:03:25,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:25,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772776613] [2022-11-02 21:03:25,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772776613] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:25,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:25,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:25,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898473444] [2022-11-02 21:03:25,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:25,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:25,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:25,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:25,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:25,981 INFO L87 Difference]: Start difference. First operand 11765 states and 13344 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:28,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:28,568 INFO L93 Difference]: Finished difference Result 28027 states and 32076 transitions. [2022-11-02 21:03:28,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:28,568 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 541 [2022-11-02 21:03:28,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:28,594 INFO L225 Difference]: With dead ends: 28027 [2022-11-02 21:03:28,594 INFO L226 Difference]: Without dead ends: 16563 [2022-11-02 21:03:28,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:28,602 INFO L413 NwaCegarLoop]: 587 mSDtfsCounter, 248 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:28,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 619 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-02 21:03:28,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16563 states. [2022-11-02 21:03:28,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16563 to 16253. [2022-11-02 21:03:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16253 states, 16252 states have (on average 1.125092296332759) internal successors, (18285), 16252 states have internal predecessors, (18285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:28,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16253 states to 16253 states and 18285 transitions. [2022-11-02 21:03:28,829 INFO L78 Accepts]: Start accepts. Automaton has 16253 states and 18285 transitions. Word has length 541 [2022-11-02 21:03:28,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:28,830 INFO L495 AbstractCegarLoop]: Abstraction has 16253 states and 18285 transitions. [2022-11-02 21:03:28,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 16253 states and 18285 transitions. [2022-11-02 21:03:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2022-11-02 21:03:28,842 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:28,843 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:28,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-02 21:03:28,844 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:28,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:28,845 INFO L85 PathProgramCache]: Analyzing trace with hash -973775122, now seen corresponding path program 1 times [2022-11-02 21:03:28,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:28,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279005007] [2022-11-02 21:03:28,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:28,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:30,535 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 153 proven. 317 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2022-11-02 21:03:30,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:30,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279005007] [2022-11-02 21:03:30,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279005007] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:03:30,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063200744] [2022-11-02 21:03:30,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:30,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:03:30,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:03:30,542 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:03:30,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 21:03:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:30,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 21:03:30,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:03:31,048 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2022-11-02 21:03:31,048 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:03:31,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063200744] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:31,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:03:31,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-02 21:03:31,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431876976] [2022-11-02 21:03:31,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:31,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:31,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:31,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:31,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:03:31,051 INFO L87 Difference]: Start difference. First operand 16253 states and 18285 transitions. Second operand has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:33,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:33,676 INFO L93 Difference]: Finished difference Result 31902 states and 35928 transitions. [2022-11-02 21:03:33,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:33,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 595 [2022-11-02 21:03:33,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:33,699 INFO L225 Difference]: With dead ends: 31902 [2022-11-02 21:03:33,699 INFO L226 Difference]: Without dead ends: 15950 [2022-11-02 21:03:33,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 595 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:03:33,711 INFO L413 NwaCegarLoop]: 568 mSDtfsCounter, 278 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 1087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:33,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 606 Invalid, 1087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-02 21:03:33,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15950 states. [2022-11-02 21:03:33,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15950 to 15351. [2022-11-02 21:03:33,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15351 states, 15350 states have (on average 1.078371335504886) internal successors, (16553), 15350 states have internal predecessors, (16553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15351 states to 15351 states and 16553 transitions. [2022-11-02 21:03:33,977 INFO L78 Accepts]: Start accepts. Automaton has 15351 states and 16553 transitions. Word has length 595 [2022-11-02 21:03:33,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:33,978 INFO L495 AbstractCegarLoop]: Abstraction has 15351 states and 16553 transitions. [2022-11-02 21:03:33,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:33,978 INFO L276 IsEmpty]: Start isEmpty. Operand 15351 states and 16553 transitions. [2022-11-02 21:03:33,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2022-11-02 21:03:33,988 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:33,989 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:34,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 21:03:34,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:03:34,215 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:34,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:34,215 INFO L85 PathProgramCache]: Analyzing trace with hash 667607770, now seen corresponding path program 1 times [2022-11-02 21:03:34,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:34,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560315477] [2022-11-02 21:03:34,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:34,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:35,117 INFO L134 CoverageAnalysis]: Checked inductivity of 859 backedges. 598 proven. 39 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2022-11-02 21:03:35,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:35,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560315477] [2022-11-02 21:03:35,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560315477] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:03:35,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [630455769] [2022-11-02 21:03:35,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:35,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:03:35,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:03:35,119 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:03:35,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 21:03:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:35,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 21:03:35,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:03:36,299 INFO L134 CoverageAnalysis]: Checked inductivity of 859 backedges. 598 proven. 39 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2022-11-02 21:03:36,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:03:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 859 backedges. 598 proven. 39 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2022-11-02 21:03:37,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [630455769] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:03:37,191 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 21:03:37,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-02 21:03:37,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075794463] [2022-11-02 21:03:37,194 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 21:03:37,196 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-02 21:03:37,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:37,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 21:03:37,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-02 21:03:37,197 INFO L87 Difference]: Start difference. First operand 15351 states and 16553 transitions. Second operand has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:44,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:44,957 INFO L93 Difference]: Finished difference Result 39032 states and 42065 transitions. [2022-11-02 21:03:44,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 21:03:44,958 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 608 [2022-11-02 21:03:44,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:44,981 INFO L225 Difference]: With dead ends: 39032 [2022-11-02 21:03:44,981 INFO L226 Difference]: Without dead ends: 16845 [2022-11-02 21:03:44,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1225 GetRequests, 1210 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-11-02 21:03:44,994 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 3103 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 5202 mSolverCounterSat, 692 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3103 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 5894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 692 IncrementalHoareTripleChecker+Valid, 5202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:44,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3103 Valid, 230 Invalid, 5894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [692 Valid, 5202 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2022-11-02 21:03:45,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16845 states. [2022-11-02 21:03:45,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16845 to 12656. [2022-11-02 21:03:45,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12656 states, 12655 states have (on average 1.0378506519162387) internal successors, (13134), 12655 states have internal predecessors, (13134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:45,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12656 states to 12656 states and 13134 transitions. [2022-11-02 21:03:45,227 INFO L78 Accepts]: Start accepts. Automaton has 12656 states and 13134 transitions. Word has length 608 [2022-11-02 21:03:45,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:45,227 INFO L495 AbstractCegarLoop]: Abstraction has 12656 states and 13134 transitions. [2022-11-02 21:03:45,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 80.77777777777777) internal successors, (727), 8 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:45,228 INFO L276 IsEmpty]: Start isEmpty. Operand 12656 states and 13134 transitions. [2022-11-02 21:03:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2022-11-02 21:03:45,237 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:45,240 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:45,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 21:03:45,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:03:45,467 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:45,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:45,467 INFO L85 PathProgramCache]: Analyzing trace with hash 307890966, now seen corresponding path program 1 times [2022-11-02 21:03:45,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:45,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571926388] [2022-11-02 21:03:45,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:45,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-11-02 21:03:45,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:45,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571926388] [2022-11-02 21:03:45,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571926388] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:45,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:45,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:45,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910614117] [2022-11-02 21:03:45,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:45,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:45,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:45,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:45,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:45,859 INFO L87 Difference]: Start difference. First operand 12656 states and 13134 transitions. Second operand has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:47,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:47,217 INFO L93 Difference]: Finished difference Result 27997 states and 29099 transitions. [2022-11-02 21:03:47,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:47,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 678 [2022-11-02 21:03:47,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:47,229 INFO L225 Difference]: With dead ends: 27997 [2022-11-02 21:03:47,229 INFO L226 Difference]: Without dead ends: 15343 [2022-11-02 21:03:47,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:47,237 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 277 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 795 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:47,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 192 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 795 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-02 21:03:47,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15343 states. [2022-11-02 21:03:47,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15343 to 14744. [2022-11-02 21:03:47,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14744 states, 14743 states have (on average 1.033643084853829) internal successors, (15239), 14743 states have internal predecessors, (15239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14744 states to 14744 states and 15239 transitions. [2022-11-02 21:03:47,416 INFO L78 Accepts]: Start accepts. Automaton has 14744 states and 15239 transitions. Word has length 678 [2022-11-02 21:03:47,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:47,417 INFO L495 AbstractCegarLoop]: Abstraction has 14744 states and 15239 transitions. [2022-11-02 21:03:47,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:47,418 INFO L276 IsEmpty]: Start isEmpty. Operand 14744 states and 15239 transitions. [2022-11-02 21:03:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2022-11-02 21:03:47,428 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:47,429 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:47,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-02 21:03:47,429 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:47,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:47,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1841661433, now seen corresponding path program 1 times [2022-11-02 21:03:47,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:47,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548257962] [2022-11-02 21:03:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:47,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,478 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 596 proven. 190 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-02 21:03:48,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:48,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548257962] [2022-11-02 21:03:48,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548257962] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:03:48,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044249687] [2022-11-02 21:03:48,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:48,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:03:48,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:03:48,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:03:48,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 21:03:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:48,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 21:03:48,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:03:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2022-11-02 21:03:50,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:03:50,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044249687] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:50,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:03:50,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-02 21:03:50,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850920132] [2022-11-02 21:03:50,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:50,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:50,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:50,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:50,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:03:50,025 INFO L87 Difference]: Start difference. First operand 14744 states and 15239 transitions. Second operand has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:50,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:50,136 INFO L93 Difference]: Finished difference Result 14797 states and 15292 transitions. [2022-11-02 21:03:50,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:50,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 685 [2022-11-02 21:03:50,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:50,150 INFO L225 Difference]: With dead ends: 14797 [2022-11-02 21:03:50,150 INFO L226 Difference]: Without dead ends: 14795 [2022-11-02 21:03:50,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 688 GetRequests, 684 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 21:03:50,154 INFO L413 NwaCegarLoop]: 497 mSDtfsCounter, 0 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 503 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:50,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 535 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 503 Unchecked, 0.0s Time] [2022-11-02 21:03:50,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14795 states. [2022-11-02 21:03:50,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14795 to 14795. [2022-11-02 21:03:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14795 states, 14794 states have (on average 1.0335271055833446) internal successors, (15290), 14794 states have internal predecessors, (15290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:50,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14795 states to 14795 states and 15290 transitions. [2022-11-02 21:03:50,331 INFO L78 Accepts]: Start accepts. Automaton has 14795 states and 15290 transitions. Word has length 685 [2022-11-02 21:03:50,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:50,332 INFO L495 AbstractCegarLoop]: Abstraction has 14795 states and 15290 transitions. [2022-11-02 21:03:50,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.66666666666667) internal successors, (329), 3 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:50,332 INFO L276 IsEmpty]: Start isEmpty. Operand 14795 states and 15290 transitions. [2022-11-02 21:03:50,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2022-11-02 21:03:50,343 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:50,344 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:50,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-02 21:03:50,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-02 21:03:50,567 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:50,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:50,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1459953853, now seen corresponding path program 1 times [2022-11-02 21:03:50,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:50,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786831581] [2022-11-02 21:03:50,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:50,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2022-11-02 21:03:51,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:51,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786831581] [2022-11-02 21:03:51,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786831581] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:51,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:51,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:03:51,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407794903] [2022-11-02 21:03:51,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:51,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:03:51,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:51,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:03:51,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:03:51,264 INFO L87 Difference]: Start difference. First operand 14795 states and 15290 transitions. Second operand has 4 states, 4 states have (on average 84.25) internal successors, (337), 4 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:53,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:53,563 INFO L93 Difference]: Finished difference Result 31992 states and 33130 transitions. [2022-11-02 21:03:53,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:03:53,564 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 84.25) internal successors, (337), 4 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 711 [2022-11-02 21:03:53,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:53,580 INFO L225 Difference]: With dead ends: 31992 [2022-11-02 21:03:53,581 INFO L226 Difference]: Without dead ends: 17498 [2022-11-02 21:03:53,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:03:53,589 INFO L413 NwaCegarLoop]: 391 mSDtfsCounter, 659 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 1830 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 1997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:53,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [659 Valid, 451 Invalid, 1997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1830 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-02 21:03:53,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17498 states. [2022-11-02 21:03:53,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17498 to 16900. [2022-11-02 21:03:53,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16900 states, 16899 states have (on average 1.031126102136221) internal successors, (17425), 16899 states have internal predecessors, (17425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16900 states to 16900 states and 17425 transitions. [2022-11-02 21:03:53,803 INFO L78 Accepts]: Start accepts. Automaton has 16900 states and 17425 transitions. Word has length 711 [2022-11-02 21:03:53,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:53,804 INFO L495 AbstractCegarLoop]: Abstraction has 16900 states and 17425 transitions. [2022-11-02 21:03:53,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 84.25) internal successors, (337), 4 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:53,804 INFO L276 IsEmpty]: Start isEmpty. Operand 16900 states and 17425 transitions. [2022-11-02 21:03:53,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2022-11-02 21:03:53,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:53,819 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:53,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-02 21:03:53,819 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:53,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:53,820 INFO L85 PathProgramCache]: Analyzing trace with hash 452752598, now seen corresponding path program 1 times [2022-11-02 21:03:53,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:53,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925359063] [2022-11-02 21:03:53,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:53,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:54,612 INFO L134 CoverageAnalysis]: Checked inductivity of 989 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2022-11-02 21:03:54,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:54,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925359063] [2022-11-02 21:03:54,612 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925359063] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:54,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:54,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:54,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047214035] [2022-11-02 21:03:54,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:54,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:54,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:54,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:54,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:54,615 INFO L87 Difference]: Start difference. First operand 16900 states and 17425 transitions. Second operand has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:56,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:56,266 INFO L93 Difference]: Finished difference Result 38601 states and 39849 transitions. [2022-11-02 21:03:56,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:56,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 749 [2022-11-02 21:03:56,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:56,289 INFO L225 Difference]: With dead ends: 38601 [2022-11-02 21:03:56,290 INFO L226 Difference]: Without dead ends: 21703 [2022-11-02 21:03:56,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:56,300 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 287 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 287 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:56,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [287 Valid, 185 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 862 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-02 21:03:56,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21703 states. [2022-11-02 21:03:56,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21703 to 18695. [2022-11-02 21:03:56,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18695 states, 18694 states have (on average 1.0320958596341072) internal successors, (19294), 18694 states have internal predecessors, (19294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18695 states to 18695 states and 19294 transitions. [2022-11-02 21:03:56,497 INFO L78 Accepts]: Start accepts. Automaton has 18695 states and 19294 transitions. Word has length 749 [2022-11-02 21:03:56,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:56,497 INFO L495 AbstractCegarLoop]: Abstraction has 18695 states and 19294 transitions. [2022-11-02 21:03:56,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 18695 states and 19294 transitions. [2022-11-02 21:03:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 774 [2022-11-02 21:03:56,512 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:56,513 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:56,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-02 21:03:56,514 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:56,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:56,514 INFO L85 PathProgramCache]: Analyzing trace with hash 251376969, now seen corresponding path program 1 times [2022-11-02 21:03:56,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:56,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424490909] [2022-11-02 21:03:56,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:56,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:56,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 701 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2022-11-02 21:03:56,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:56,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424490909] [2022-11-02 21:03:56,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424490909] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:56,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:56,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:56,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364089681] [2022-11-02 21:03:56,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:56,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:56,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:56,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:56,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:56,987 INFO L87 Difference]: Start difference. First operand 18695 states and 19294 transitions. Second operand has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:58,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:03:58,302 INFO L93 Difference]: Finished difference Result 39773 states and 41104 transitions. [2022-11-02 21:03:58,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:03:58,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 773 [2022-11-02 21:03:58,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:03:58,320 INFO L225 Difference]: With dead ends: 39773 [2022-11-02 21:03:58,320 INFO L226 Difference]: Without dead ends: 21379 [2022-11-02 21:03:58,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:58,329 INFO L413 NwaCegarLoop]: 432 mSDtfsCounter, 198 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-02 21:03:58,329 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 458 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-02 21:03:58,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21379 states. [2022-11-02 21:03:58,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21379 to 19286. [2022-11-02 21:03:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19286 states, 19285 states have (on average 1.0292973813844957) internal successors, (19850), 19285 states have internal predecessors, (19850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19286 states to 19286 states and 19850 transitions. [2022-11-02 21:03:58,540 INFO L78 Accepts]: Start accepts. Automaton has 19286 states and 19850 transitions. Word has length 773 [2022-11-02 21:03:58,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:03:58,541 INFO L495 AbstractCegarLoop]: Abstraction has 19286 states and 19850 transitions. [2022-11-02 21:03:58,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.33333333333334) internal successors, (475), 3 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:03:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 19286 states and 19850 transitions. [2022-11-02 21:03:58,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 888 [2022-11-02 21:03:58,552 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:03:58,552 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:03:58,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-02 21:03:58,553 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:03:58,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:03:58,553 INFO L85 PathProgramCache]: Analyzing trace with hash -293567428, now seen corresponding path program 1 times [2022-11-02 21:03:58,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:03:58,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241138368] [2022-11-02 21:03:58,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:03:58,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:03:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:03:59,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 873 trivial. 0 not checked. [2022-11-02 21:03:59,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:03:59,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241138368] [2022-11-02 21:03:59,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241138368] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:03:59,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:03:59,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:03:59,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815148800] [2022-11-02 21:03:59,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:03:59,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:03:59,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:03:59,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:03:59,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:03:59,205 INFO L87 Difference]: Start difference. First operand 19286 states and 19850 transitions. Second operand has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:00,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:00,689 INFO L93 Difference]: Finished difference Result 43072 states and 44349 transitions. [2022-11-02 21:04:00,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:04:00,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 887 [2022-11-02 21:04:00,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:00,708 INFO L225 Difference]: With dead ends: 43072 [2022-11-02 21:04:00,708 INFO L226 Difference]: Without dead ends: 23788 [2022-11-02 21:04:00,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:04:00,717 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 294 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:00,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 130 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-02 21:04:00,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23788 states. [2022-11-02 21:04:00,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23788 to 19886. [2022-11-02 21:04:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19886 states, 19885 states have (on average 1.0284133769172743) internal successors, (20450), 19885 states have internal predecessors, (20450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:01,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19886 states to 19886 states and 20450 transitions. [2022-11-02 21:04:01,027 INFO L78 Accepts]: Start accepts. Automaton has 19886 states and 20450 transitions. Word has length 887 [2022-11-02 21:04:01,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:04:01,027 INFO L495 AbstractCegarLoop]: Abstraction has 19886 states and 20450 transitions. [2022-11-02 21:04:01,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:01,028 INFO L276 IsEmpty]: Start isEmpty. Operand 19886 states and 20450 transitions. [2022-11-02 21:04:01,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 921 [2022-11-02 21:04:01,049 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:04:01,049 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:04:01,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-02 21:04:01,050 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:04:01,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:01,051 INFO L85 PathProgramCache]: Analyzing trace with hash 61988755, now seen corresponding path program 1 times [2022-11-02 21:04:01,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:01,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416338964] [2022-11-02 21:04:01,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:01,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:01,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 640 proven. 0 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2022-11-02 21:04:01,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:04:01,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416338964] [2022-11-02 21:04:01,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416338964] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:04:01,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:04:01,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:04:01,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671404537] [2022-11-02 21:04:01,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:04:01,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:04:01,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:04:01,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:04:01,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:04:01,802 INFO L87 Difference]: Start difference. First operand 19886 states and 20450 transitions. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:03,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:03,014 INFO L93 Difference]: Finished difference Result 32554 states and 33437 transitions. [2022-11-02 21:04:03,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:04:03,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 920 [2022-11-02 21:04:03,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:03,024 INFO L225 Difference]: With dead ends: 32554 [2022-11-02 21:04:03,025 INFO L226 Difference]: Without dead ends: 12670 [2022-11-02 21:04:03,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:04:03,033 INFO L413 NwaCegarLoop]: 61 mSDtfsCounter, 178 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:03,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 75 Invalid, 805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 21:04:03,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12670 states. [2022-11-02 21:04:03,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12670 to 10564. [2022-11-02 21:04:03,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10564 states, 10563 states have (on average 1.023194168323393) internal successors, (10808), 10563 states have internal predecessors, (10808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:03,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10564 states to 10564 states and 10808 transitions. [2022-11-02 21:04:03,209 INFO L78 Accepts]: Start accepts. Automaton has 10564 states and 10808 transitions. Word has length 920 [2022-11-02 21:04:03,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:04:03,209 INFO L495 AbstractCegarLoop]: Abstraction has 10564 states and 10808 transitions. [2022-11-02 21:04:03,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 10564 states and 10808 transitions. [2022-11-02 21:04:03,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 926 [2022-11-02 21:04:03,221 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:04:03,221 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:04:03,221 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-02 21:04:03,221 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:04:03,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:03,222 INFO L85 PathProgramCache]: Analyzing trace with hash -196750209, now seen corresponding path program 1 times [2022-11-02 21:04:03,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:03,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650054465] [2022-11-02 21:04:03,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:03,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1256 backedges. 742 proven. 0 refuted. 0 times theorem prover too weak. 514 trivial. 0 not checked. [2022-11-02 21:04:03,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:04:03,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650054465] [2022-11-02 21:04:03,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650054465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:04:03,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:04:03,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 21:04:03,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069249285] [2022-11-02 21:04:03,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:04:03,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 21:04:03,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:04:03,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 21:04:03,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:04:03,804 INFO L87 Difference]: Start difference. First operand 10564 states and 10808 transitions. Second operand has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:05,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:05,013 INFO L93 Difference]: Finished difference Result 22919 states and 23475 transitions. [2022-11-02 21:04:05,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 21:04:05,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 925 [2022-11-02 21:04:05,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:05,028 INFO L225 Difference]: With dead ends: 22919 [2022-11-02 21:04:05,028 INFO L226 Difference]: Without dead ends: 12656 [2022-11-02 21:04:05,033 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 21:04:05,033 INFO L413 NwaCegarLoop]: 389 mSDtfsCounter, 313 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 688 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:05,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 411 Invalid, 725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 688 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-02 21:04:05,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12656 states. [2022-11-02 21:04:05,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12656 to 11759. [2022-11-02 21:04:05,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11759 states, 11758 states have (on average 1.0216023133185916) internal successors, (12012), 11758 states have internal predecessors, (12012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:05,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11759 states to 11759 states and 12012 transitions. [2022-11-02 21:04:05,139 INFO L78 Accepts]: Start accepts. Automaton has 11759 states and 12012 transitions. Word has length 925 [2022-11-02 21:04:05,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:04:05,140 INFO L495 AbstractCegarLoop]: Abstraction has 11759 states and 12012 transitions. [2022-11-02 21:04:05,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:05,141 INFO L276 IsEmpty]: Start isEmpty. Operand 11759 states and 12012 transitions. [2022-11-02 21:04:05,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1075 [2022-11-02 21:04:05,155 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:04:05,156 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:04:05,156 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-02 21:04:05,156 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:04:05,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:05,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1636143562, now seen corresponding path program 1 times [2022-11-02 21:04:05,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:05,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546361019] [2022-11-02 21:04:05,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:05,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:05,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:06,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 1135 proven. 219 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2022-11-02 21:04:06,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:04:06,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546361019] [2022-11-02 21:04:06,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546361019] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:04:06,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086460598] [2022-11-02 21:04:06,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:06,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:04:06,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:04:06,139 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:04:06,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-02 21:04:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:06,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-02 21:04:06,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:04:09,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 1135 proven. 219 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2022-11-02 21:04:09,977 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:04:14,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 1135 proven. 219 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2022-11-02 21:04:14,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086460598] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:04:14,708 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 21:04:14,709 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4 [2022-11-02 21:04:14,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917681985] [2022-11-02 21:04:14,709 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 21:04:14,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:04:14,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:04:14,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:04:14,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:04:14,712 INFO L87 Difference]: Start difference. First operand 11759 states and 12012 transitions. Second operand has 4 states, 4 states have (on average 185.75) internal successors, (743), 4 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:16,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:16,635 INFO L93 Difference]: Finished difference Result 12816 states and 13092 transitions. [2022-11-02 21:04:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 21:04:16,639 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 185.75) internal successors, (743), 4 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1074 [2022-11-02 21:04:16,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:16,652 INFO L225 Difference]: With dead ends: 12816 [2022-11-02 21:04:16,653 INFO L226 Difference]: Without dead ends: 12814 [2022-11-02 21:04:16,655 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2152 GetRequests, 2147 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 21:04:16,656 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 177 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 1528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:16,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 55 Invalid, 1528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-02 21:04:16,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12814 states. [2022-11-02 21:04:16,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12814 to 11460. [2022-11-02 21:04:16,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11460 states, 11459 states have (on average 1.021729644820665) internal successors, (11708), 11459 states have internal predecessors, (11708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11460 states to 11460 states and 11708 transitions. [2022-11-02 21:04:16,799 INFO L78 Accepts]: Start accepts. Automaton has 11460 states and 11708 transitions. Word has length 1074 [2022-11-02 21:04:16,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:04:16,800 INFO L495 AbstractCegarLoop]: Abstraction has 11460 states and 11708 transitions. [2022-11-02 21:04:16,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 185.75) internal successors, (743), 4 states have internal predecessors, (743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:16,801 INFO L276 IsEmpty]: Start isEmpty. Operand 11460 states and 11708 transitions. [2022-11-02 21:04:16,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1088 [2022-11-02 21:04:16,818 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:04:16,819 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:04:16,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-02 21:04:17,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:04:17,035 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:04:17,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:17,035 INFO L85 PathProgramCache]: Analyzing trace with hash -183530912, now seen corresponding path program 1 times [2022-11-02 21:04:17,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:17,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458409365] [2022-11-02 21:04:17,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:17,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:18,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1917 backedges. 1509 proven. 26 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2022-11-02 21:04:18,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:04:18,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458409365] [2022-11-02 21:04:18,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458409365] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:04:18,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856844875] [2022-11-02 21:04:18,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:18,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:04:18,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:04:18,842 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:04:18,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-02 21:04:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:19,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 1269 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 21:04:19,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:04:26,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1917 backedges. 1014 proven. 0 refuted. 0 times theorem prover too weak. 903 trivial. 0 not checked. [2022-11-02 21:04:26,818 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 21:04:26,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856844875] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:04:26,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 21:04:26,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2022-11-02 21:04:26,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057017583] [2022-11-02 21:04:26,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:04:26,820 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:04:26,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:04:26,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:04:26,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:04:26,821 INFO L87 Difference]: Start difference. First operand 11460 states and 11708 transitions. Second operand has 4 states, 4 states have (on average 142.25) internal successors, (569), 4 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:26,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:26,864 INFO L93 Difference]: Finished difference Result 11946 states and 12201 transitions. [2022-11-02 21:04:26,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:04:26,864 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 142.25) internal successors, (569), 4 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1087 [2022-11-02 21:04:26,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:26,875 INFO L225 Difference]: With dead ends: 11946 [2022-11-02 21:04:26,875 INFO L226 Difference]: Without dead ends: 11944 [2022-11-02 21:04:26,878 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1091 GetRequests, 1086 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 21:04:26,879 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 0 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 675 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:26,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 465 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 675 Unchecked, 0.0s Time] [2022-11-02 21:04:26,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11944 states. [2022-11-02 21:04:26,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11944 to 11702. [2022-11-02 21:04:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11702 states, 11701 states have (on average 1.0216220835825998) internal successors, (11954), 11701 states have internal predecessors, (11954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11702 states to 11702 states and 11954 transitions. [2022-11-02 21:04:26,987 INFO L78 Accepts]: Start accepts. Automaton has 11702 states and 11954 transitions. Word has length 1087 [2022-11-02 21:04:26,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:04:26,988 INFO L495 AbstractCegarLoop]: Abstraction has 11702 states and 11954 transitions. [2022-11-02 21:04:26,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 142.25) internal successors, (569), 4 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 11702 states and 11954 transitions. [2022-11-02 21:04:27,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1090 [2022-11-02 21:04:27,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:04:27,007 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:04:27,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-02 21:04:27,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-11-02 21:04:27,215 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:04:27,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:27,216 INFO L85 PathProgramCache]: Analyzing trace with hash -930646812, now seen corresponding path program 1 times [2022-11-02 21:04:27,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:27,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625496175] [2022-11-02 21:04:27,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:27,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:28,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 1272 proven. 0 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2022-11-02 21:04:28,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:04:28,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625496175] [2022-11-02 21:04:28,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625496175] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 21:04:28,381 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 21:04:28,381 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 21:04:28,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802825532] [2022-11-02 21:04:28,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 21:04:28,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 21:04:28,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:04:28,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 21:04:28,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:04:28,384 INFO L87 Difference]: Start difference. First operand 11702 states and 11954 transitions. Second operand has 4 states, 4 states have (on average 142.75) internal successors, (571), 4 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:30,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:30,286 INFO L93 Difference]: Finished difference Result 18654 states and 19055 transitions. [2022-11-02 21:04:30,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 21:04:30,286 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 142.75) internal successors, (571), 4 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1089 [2022-11-02 21:04:30,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:30,299 INFO L225 Difference]: With dead ends: 18654 [2022-11-02 21:04:30,300 INFO L226 Difference]: Without dead ends: 18652 [2022-11-02 21:04:30,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 21:04:30,304 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 370 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 1403 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 1499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:30,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 79 Invalid, 1499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1403 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-02 21:04:30,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18652 states. [2022-11-02 21:04:30,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18652 to 12304. [2022-11-02 21:04:30,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12304 states, 12303 states have (on average 1.0221084288384947) internal successors, (12575), 12303 states have internal predecessors, (12575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:30,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12304 states to 12304 states and 12575 transitions. [2022-11-02 21:04:30,447 INFO L78 Accepts]: Start accepts. Automaton has 12304 states and 12575 transitions. Word has length 1089 [2022-11-02 21:04:30,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:04:30,448 INFO L495 AbstractCegarLoop]: Abstraction has 12304 states and 12575 transitions. [2022-11-02 21:04:30,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 142.75) internal successors, (571), 4 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:30,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12304 states and 12575 transitions. [2022-11-02 21:04:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1186 [2022-11-02 21:04:30,466 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 21:04:30,467 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:04:30,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-02 21:04:30,468 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 21:04:30,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 21:04:30,468 INFO L85 PathProgramCache]: Analyzing trace with hash 375105591, now seen corresponding path program 1 times [2022-11-02 21:04:30,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 21:04:30,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065008482] [2022-11-02 21:04:30,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:30,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 21:04:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2221 backedges. 254 proven. 1108 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-11-02 21:04:31,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 21:04:31,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065008482] [2022-11-02 21:04:31,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065008482] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 21:04:31,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [938423413] [2022-11-02 21:04:31,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 21:04:31,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 21:04:31,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:04:31,607 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 21:04:31,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-02 21:04:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 21:04:32,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 1359 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 21:04:32,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 21:04:33,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2221 backedges. 102 proven. 1260 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-11-02 21:04:33,854 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-02 21:04:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2221 backedges. 254 proven. 1108 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-11-02 21:04:41,260 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [938423413] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-02 21:04:41,260 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-02 21:04:41,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2022-11-02 21:04:41,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294806843] [2022-11-02 21:04:41,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-02 21:04:41,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-02 21:04:41,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 21:04:41,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-02 21:04:41,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=57, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:04:41,263 INFO L87 Difference]: Start difference. First operand 12304 states and 12575 transitions. Second operand has 11 states, 11 states have (on average 155.54545454545453) internal successors, (1711), 10 states have internal predecessors, (1711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:46,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 21:04:46,599 INFO L93 Difference]: Finished difference Result 25249 states and 25822 transitions. [2022-11-02 21:04:46,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 21:04:46,600 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 155.54545454545453) internal successors, (1711), 10 states have internal predecessors, (1711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1185 [2022-11-02 21:04:46,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 21:04:46,601 INFO L225 Difference]: With dead ends: 25249 [2022-11-02 21:04:46,601 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 21:04:46,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2372 GetRequests, 2363 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=57, Unknown=0, NotChecked=0, Total=110 [2022-11-02 21:04:46,607 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 1633 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 4344 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1633 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 4669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 4344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-11-02 21:04:46,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1633 Valid, 159 Invalid, 4669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 4344 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2022-11-02 21:04:46,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 21:04:46,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 21:04:46,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 21:04:46,609 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1185 [2022-11-02 21:04:46,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 21:04:46,609 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 21:04:46,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 155.54545454545453) internal successors, (1711), 10 states have internal predecessors, (1711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 21:04:46,610 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 21:04:46,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 21:04:46,612 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 21:04:46,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-02 21:04:46,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-11-02 21:04:46,820 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 21:05:04,975 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,975 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,975 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,976 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,976 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,976 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,976 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-02 21:05:04,976 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-02 21:05:04,976 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,976 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,977 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,977 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-02 21:05:04,977 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,977 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,977 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,977 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,977 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,978 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-02 21:05:04,978 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,978 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,978 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-02 21:05:04,978 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-02 21:05:04,978 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,978 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,979 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,979 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,979 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-02 21:05:04,979 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,979 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-02 21:05:04,979 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-02 21:05:04,979 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,980 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,981 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-02 21:05:04,981 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,981 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,981 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,981 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,981 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,981 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,982 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-02 21:05:04,983 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,983 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,983 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,983 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,983 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,983 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,983 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,984 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,985 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,985 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,985 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-02 21:05:04,985 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,985 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,985 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,985 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-02 21:05:04,986 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-02 21:05:04,987 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,987 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,987 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,987 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,987 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,987 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,987 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,988 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,988 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-02 21:05:04,988 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 21:05:04,988 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 176) no Hoare annotation was computed. [2022-11-02 21:05:04,988 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,988 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,988 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,989 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,989 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,989 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-02 21:05:04,989 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,989 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-02 21:05:04,989 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-02 21:05:04,989 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-02 21:05:04,990 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-02 21:05:04,990 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-02 21:05:04,990 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-02 21:05:04,990 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,990 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,990 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,990 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,991 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,992 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,992 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,992 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-02 21:05:04,992 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,992 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,992 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,992 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-02 21:05:04,993 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,994 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-02 21:05:04,994 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-02 21:05:04,994 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,994 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,994 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,994 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,994 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-02 21:05:04,995 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,995 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,995 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,995 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,995 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-02 21:05:04,995 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-02 21:05:04,995 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,996 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,997 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-02 21:05:04,998 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,998 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,998 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,998 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,998 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,998 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-02 21:05:04,998 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 21:05:04,999 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,000 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-02 21:05:05,000 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-02 21:05:05,000 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,000 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,000 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-02 21:05:05,000 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,000 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,001 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,001 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,001 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,001 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-02 21:05:05,001 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,001 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,001 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-02 21:05:05,002 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,003 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-02 21:05:05,004 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-02 21:05:05,005 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,005 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-02 21:05:05,005 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,005 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,005 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,005 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,005 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-02 21:05:05,006 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-02 21:05:05,006 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-02 21:05:05,006 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,006 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-02 21:05:05,006 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,006 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,006 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-02 21:05:05,007 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-02 21:05:05,008 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-02 21:05:05,008 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,008 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,008 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,008 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,009 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse23 (+ ~a4~0 86))) (let ((.cse25 (* 9 ~a0~0)) (.cse17 (+ ~a0~0 147)) (.cse19 (<= .cse23 0))) (let ((.cse22 (not .cse19)) (.cse20 (<= .cse17 0)) (.cse6 (<= (+ 98 ~a0~0) 0)) (.cse18 (<= ~a29~0 43)) (.cse24 (div .cse25 10))) (let ((.cse2 (or (not (= (mod .cse25 10) 0)) (< 0 (+ 4860 .cse24)))) (.cse4 (< 0 (+ .cse24 4861))) (.cse3 (or .cse22 .cse20 (not .cse6) .cse18)) (.cse0 (= 2 ~a2~0)) (.cse9 (<= 0 (+ 595423 ~a0~0))) (.cse15 (not .cse18)) (.cse5 (< 0 .cse23)) (.cse8 (< 43 ~a29~0)) (.cse10 (= ~a2~0 1)) (.cse7 (< 0 (+ ~a0~0 600244))) (.cse13 (= 3 ~a2~0)) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse16 (<= ~a29~0 41)) (.cse14 (<= 5 ~a2~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse12 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse7) (and .cse8 .cse9 .cse0 (<= (+ ~a0~0 386992) 0)) (and .cse1 .cse10 .cse11) (and .cse6 .cse2 .cse12 .cse4) (and .cse6 .cse3 .cse13) (and .cse1 .cse14 .cse11) (and .cse1 .cse14 .cse15) (and .cse16 .cse0 .cse1) (and (< 0 .cse17) .cse6 .cse10 (or .cse5 .cse18)) (and (<= 0 (+ ~a0~0 459337)) .cse16 .cse6 .cse12) (and .cse8 .cse1 .cse13) (and .cse6 .cse14 .cse7) (and .cse10 .cse19 .cse11 (<= (+ ~a29~0 144) 0)) (and .cse9 .cse20 .cse10 .cse15) (and .cse16 .cse1 .cse13) (and .cse5 .cse8 .cse6 .cse12 .cse7) (let ((.cse21 (+ ~a29~0 127))) (and (<= 0 .cse21) .cse1 .cse10 (<= .cse21 0) (= (+ 44 ~a0~0) 0))) (and .cse16 (or (and .cse22 .cse10) (and .cse10 .cse11)) .cse7) (and .cse1 .cse13 .cse11) (and .cse16 .cse1 .cse14) (and .cse1 .cse12)))))) [2022-11-02 21:05:05,009 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-02 21:05:05,009 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-02 21:05:05,009 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,009 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,009 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,010 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,010 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,010 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,010 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,010 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-02 21:05:05,010 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,010 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-02 21:05:05,011 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-02 21:05:05,011 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,011 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-02 21:05:05,011 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-02 21:05:05,011 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-02 21:05:05,011 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-02 21:05:05,011 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,012 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-02 21:05:05,013 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-02 21:05:05,013 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,013 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,013 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 21:05:05,013 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,013 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,013 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,014 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,014 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse23 (+ ~a4~0 86))) (let ((.cse25 (* 9 ~a0~0)) (.cse17 (+ ~a0~0 147)) (.cse20 (<= .cse23 0))) (let ((.cse22 (not .cse20)) (.cse19 (<= .cse17 0)) (.cse6 (<= (+ 98 ~a0~0) 0)) (.cse18 (<= ~a29~0 43)) (.cse24 (div .cse25 10))) (let ((.cse2 (or (not (= (mod .cse25 10) 0)) (< 0 (+ 4860 .cse24)))) (.cse4 (< 0 (+ .cse24 4861))) (.cse3 (or .cse22 .cse19 (not .cse6) .cse18)) (.cse0 (= 2 ~a2~0)) (.cse9 (<= 0 (+ 595423 ~a0~0))) (.cse15 (not .cse18)) (.cse5 (< 0 .cse23)) (.cse8 (< 43 ~a29~0)) (.cse10 (= ~a2~0 1)) (.cse7 (< 0 (+ ~a0~0 600244))) (.cse13 (= 3 ~a2~0)) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse16 (<= ~a29~0 41)) (.cse14 (<= 5 ~a2~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse12 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse7) (and .cse8 .cse9 .cse0 (<= (+ ~a0~0 386992) 0)) (and .cse1 .cse10 .cse11) (and .cse6 .cse2 .cse12 .cse4) (and .cse6 .cse3 .cse13) (and .cse1 .cse14 .cse11) (and .cse1 .cse14 .cse15) (and .cse16 .cse0 .cse1) (and (< 0 .cse17) .cse6 .cse10 (or .cse5 .cse18)) (and (<= 0 (+ ~a0~0 459337)) .cse16 .cse6 .cse12) (and .cse8 .cse1 .cse13) (and .cse6 .cse14 .cse7) (and .cse9 .cse19 .cse10 .cse15) (and .cse16 .cse1 .cse13) (and .cse5 .cse8 .cse6 .cse12 .cse7) (and .cse10 .cse20 (<= (+ ~a29~0 144) 0)) (let ((.cse21 (+ ~a29~0 127))) (and (<= 0 .cse21) .cse1 .cse10 (<= .cse21 0) (= (+ 44 ~a0~0) 0))) (and .cse16 (or (and .cse22 .cse10) (and .cse10 .cse11)) .cse7) (and .cse1 .cse13 .cse11) (and .cse16 .cse1 .cse14) (and .cse1 .cse12)))))) [2022-11-02 21:05:05,014 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,014 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-02 21:05:05,014 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-02 21:05:05,015 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,015 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,015 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,015 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,015 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,015 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,015 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,016 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,017 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,018 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,018 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,018 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-02 21:05:05,018 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,018 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-02 21:05:05,018 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,018 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-02 21:05:05,019 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-02 21:05:05,020 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-02 21:05:05,021 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,021 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,021 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,021 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,021 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,021 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,021 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,022 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,023 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,023 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,023 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,023 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse23 (+ ~a4~0 86))) (let ((.cse25 (* 9 ~a0~0)) (.cse17 (+ ~a0~0 147)) (.cse20 (<= .cse23 0))) (let ((.cse22 (not .cse20)) (.cse19 (<= .cse17 0)) (.cse6 (<= (+ 98 ~a0~0) 0)) (.cse18 (<= ~a29~0 43)) (.cse24 (div .cse25 10))) (let ((.cse2 (or (not (= (mod .cse25 10) 0)) (< 0 (+ 4860 .cse24)))) (.cse4 (< 0 (+ .cse24 4861))) (.cse3 (or .cse22 .cse19 (not .cse6) .cse18)) (.cse0 (= 2 ~a2~0)) (.cse9 (<= 0 (+ 595423 ~a0~0))) (.cse15 (not .cse18)) (.cse5 (< 0 .cse23)) (.cse8 (< 43 ~a29~0)) (.cse10 (= ~a2~0 1)) (.cse7 (< 0 (+ ~a0~0 600244))) (.cse13 (= 3 ~a2~0)) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse16 (<= ~a29~0 41)) (.cse14 (<= 5 ~a2~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse12 (= ~a2~0 4))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse0 .cse6 .cse7) (and .cse8 .cse9 .cse0 (<= (+ ~a0~0 386992) 0)) (and .cse1 .cse10 .cse11) (and .cse6 .cse2 .cse12 .cse4) (and .cse6 .cse3 .cse13) (and .cse1 .cse14 .cse11) (and .cse1 .cse14 .cse15) (and .cse16 .cse0 .cse1) (and (< 0 .cse17) .cse6 .cse10 (or .cse5 .cse18)) (and (<= 0 (+ ~a0~0 459337)) .cse16 .cse6 .cse12) (and .cse8 .cse1 .cse13) (and .cse6 .cse14 .cse7) (and .cse9 .cse19 .cse10 .cse15) (and .cse16 .cse1 .cse13) (and .cse5 .cse8 .cse6 .cse12 .cse7) (and .cse10 .cse20 (<= (+ ~a29~0 144) 0)) (let ((.cse21 (+ ~a29~0 127))) (and (<= 0 .cse21) .cse1 .cse10 (<= .cse21 0) (= (+ 44 ~a0~0) 0))) (and .cse16 (or (and .cse22 .cse10) (and .cse10 .cse11)) .cse7) (and .cse1 .cse13 .cse11) (and .cse16 .cse1 .cse14) (and .cse1 .cse12)))))) [2022-11-02 21:05:05,023 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,024 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,025 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,025 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-02 21:05:05,025 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-02 21:05:05,025 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,025 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-02 21:05:05,025 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-02 21:05:05,025 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-02 21:05:05,026 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,027 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-02 21:05:05,028 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-02 21:05:05,028 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,028 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,028 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,028 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,028 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,028 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-02 21:05:05,029 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,030 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-02 21:05:05,031 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,032 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-02 21:05:05,032 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-02 21:05:05,035 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 21:05:05,037 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 21:05:05,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 09:05:05 BoogieIcfgContainer [2022-11-02 21:05:05,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 21:05:05,105 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 21:05:05,105 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 21:05:05,105 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 21:05:05,106 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:02:52" (3/4) ... [2022-11-02 21:05:05,108 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 21:05:05,142 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-02 21:05:05,144 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 21:05:05,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 21:05:05,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 21:05:05,334 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 21:05:05,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 21:05:05,335 INFO L158 Benchmark]: Toolchain (without parser) took 138551.45ms. Allocated memory was 125.8MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 77.8MB in the beginning and 757.5MB in the end (delta: -679.6MB). Peak memory consumption was 696.5MB. Max. memory is 16.1GB. [2022-11-02 21:05:05,335 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 100.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:05:05,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1342.91ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 77.7MB in the beginning and 142.5MB in the end (delta: -64.8MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2022-11-02 21:05:05,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 234.43ms. Allocated memory is still 184.5MB. Free memory was 142.5MB in the beginning and 104.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-02 21:05:05,337 INFO L158 Benchmark]: Boogie Preprocessor took 190.27ms. Allocated memory is still 184.5MB. Free memory was 104.7MB in the beginning and 86.3MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-02 21:05:05,339 INFO L158 Benchmark]: RCFGBuilder took 3511.33ms. Allocated memory was 184.5MB in the beginning and 283.1MB in the end (delta: 98.6MB). Free memory was 86.3MB in the beginning and 168.2MB in the end (delta: -81.9MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. [2022-11-02 21:05:05,339 INFO L158 Benchmark]: TraceAbstraction took 133032.36ms. Allocated memory was 283.1MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 167.1MB in the beginning and 782.1MB in the end (delta: -614.9MB). Peak memory consumption was 921.2MB. Max. memory is 16.1GB. [2022-11-02 21:05:05,340 INFO L158 Benchmark]: Witness Printer took 229.91ms. Allocated memory is still 1.5GB. Free memory was 782.1MB in the beginning and 757.5MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-02 21:05:05,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 125.8MB. Free memory is still 100.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1342.91ms. Allocated memory was 125.8MB in the beginning and 184.5MB in the end (delta: 58.7MB). Free memory was 77.7MB in the beginning and 142.5MB in the end (delta: -64.8MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 234.43ms. Allocated memory is still 184.5MB. Free memory was 142.5MB in the beginning and 104.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.27ms. Allocated memory is still 184.5MB. Free memory was 104.7MB in the beginning and 86.3MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3511.33ms. Allocated memory was 184.5MB in the beginning and 283.1MB in the end (delta: 98.6MB). Free memory was 86.3MB in the beginning and 168.2MB in the end (delta: -81.9MB). Peak memory consumption was 75.0MB. Max. memory is 16.1GB. * TraceAbstraction took 133032.36ms. Allocated memory was 283.1MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 167.1MB in the beginning and 782.1MB in the end (delta: -614.9MB). Peak memory consumption was 921.2MB. Max. memory is 16.1GB. * Witness Printer took 229.91ms. Allocated memory is still 1.5GB. Free memory was 782.1MB in the beginning and 757.5MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 176]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 132.9s, OverallIterations: 26, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 60.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11126 SdHoareTripleChecker+Valid, 56.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11126 mSDsluCounter, 9405 SdHoareTripleChecker+Invalid, 49.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 1178 IncrementalHoareTripleChecker+Unchecked, 1216 mSDsCounter, 4705 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32452 IncrementalHoareTripleChecker+Invalid, 38335 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4705 mSolverCounterUnsat, 8189 mSDtfsCounter, 32452 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8187 GetRequests, 8119 SyntacticMatches, 3 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19886occurred in iteration=20, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.8s AutomataMinimizationTime, 26 MinimizatonAttempts, 29891 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 352 NumberOfFragments, 1305 HoareAnnotationTreeSize, 4 FomulaSimplifications, 25270 FormulaSimplificationTreeSizeReduction, 8.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 79480 FormulaSimplificationTreeSizeReductionInter, 9.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 42.7s InterpolantComputationTime, 20884 NumberOfCodeBlocks, 20884 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 23716 ConstructedInterpolants, 344 QuantifiedInterpolants, 119504 SizeOfPredicates, 11 NumberOfNonLiveVariables, 6219 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 35 InterpolantComputations, 23 PerfectInterpolantSequences, 28584/33367 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && (!(9 * a0 % 10 == 0) || 0 < 4860 + 9 * a0 / 10)) && (((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(98 + a0 <= 0)) || a29 <= 43)) && 0 < 9 * a0 / 10 + 4861) || (((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0) && 0 < a0 + 600244)) || (((43 < a29 && 0 <= 595423 + a0) && 2 == a2) && a0 + 386992 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((98 + a0 <= 0 && (!(9 * a0 % 10 == 0) || 0 < 4860 + 9 * a0 / 10)) && a2 == 4) && 0 < 9 * a0 / 10 + 4861)) || ((98 + a0 <= 0 && (((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(98 + a0 <= 0)) || a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43))) || ((a29 <= 41 && 2 == a2) && 89 + a4 <= 0)) || (((0 < a0 + 147 && 98 + a0 <= 0) && a2 == 1) && (0 < a4 + 86 || a29 <= 43))) || (((0 <= a0 + 459337 && a29 <= 41) && 98 + a0 <= 0) && a2 == 4)) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((98 + a0 <= 0 && 5 <= a2) && 0 < a0 + 600244)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0) && a29 + 144 <= 0)) || (((0 <= 595423 + a0 && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4) && 0 < a0 + 600244)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0) && 44 + a0 == 0)) || ((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 0 < a0 + 600244)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((a29 <= 41 && 89 + a4 <= 0) && 5 <= a2)) || (89 + a4 <= 0 && a2 == 4) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && (!(9 * a0 % 10 == 0) || 0 < 4860 + 9 * a0 / 10)) && (((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(98 + a0 <= 0)) || a29 <= 43)) && 0 < 9 * a0 / 10 + 4861) || (((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0) && 0 < a0 + 600244)) || (((43 < a29 && 0 <= 595423 + a0) && 2 == a2) && a0 + 386992 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((98 + a0 <= 0 && (!(9 * a0 % 10 == 0) || 0 < 4860 + 9 * a0 / 10)) && a2 == 4) && 0 < 9 * a0 / 10 + 4861)) || ((98 + a0 <= 0 && (((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(98 + a0 <= 0)) || a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43))) || ((a29 <= 41 && 2 == a2) && 89 + a4 <= 0)) || (((0 < a0 + 147 && 98 + a0 <= 0) && a2 == 1) && (0 < a4 + 86 || a29 <= 43))) || (((0 <= a0 + 459337 && a29 <= 41) && 98 + a0 <= 0) && a2 == 4)) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((98 + a0 <= 0 && 5 <= a2) && 0 < a0 + 600244)) || (((0 <= 595423 + a0 && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4) && 0 < a0 + 600244)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0) && 44 + a0 == 0)) || ((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 0 < a0 + 600244)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((a29 <= 41 && 89 + a4 <= 0) && 5 <= a2)) || (89 + a4 <= 0 && a2 == 4) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && (!(9 * a0 % 10 == 0) || 0 < 4860 + 9 * a0 / 10)) && (((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(98 + a0 <= 0)) || a29 <= 43)) && 0 < 9 * a0 / 10 + 4861) || (((0 < a4 + 86 && 2 == a2) && 98 + a0 <= 0) && 0 < a0 + 600244)) || (((43 < a29 && 0 <= 595423 + a0) && 2 == a2) && a0 + 386992 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((98 + a0 <= 0 && (!(9 * a0 % 10 == 0) || 0 < 4860 + 9 * a0 / 10)) && a2 == 4) && 0 < 9 * a0 / 10 + 4861)) || ((98 + a0 <= 0 && (((!(a4 + 86 <= 0) || a0 + 147 <= 0) || !(98 + a0 <= 0)) || a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && 5 <= a2) && !(a29 <= 43))) || ((a29 <= 41 && 2 == a2) && 89 + a4 <= 0)) || (((0 < a0 + 147 && 98 + a0 <= 0) && a2 == 1) && (0 < a4 + 86 || a29 <= 43))) || (((0 <= a0 + 459337 && a29 <= 41) && 98 + a0 <= 0) && a2 == 4)) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((98 + a0 <= 0 && 5 <= a2) && 0 < a0 + 600244)) || (((0 <= 595423 + a0 && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || ((a29 <= 41 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4) && 0 < a0 + 600244)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && a29 + 127 <= 0) && 44 + a0 == 0)) || ((a29 <= 41 && ((!(a4 + 86 <= 0) && a2 == 1) || (a2 == 1 && a0 + 61 <= 0))) && 0 < a0 + 600244)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((a29 <= 41 && 89 + a4 <= 0) && 5 <= a2)) || (89 + a4 <= 0 && a2 == 4) RESULT: Ultimate proved your program to be correct! [2022-11-02 21:05:05,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae59067a-49f3-47f6-a780-cf7c5cd47b05/bin/uautomizer-Dbtcem3rbc/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 Writing output log to file Ultimate.log Result: TRUE