./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label32.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a --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 ba084f2fa236db54388aca511060366bb6c01451f2201814c167025a30650a8b --- 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-b5237d8 [2022-11-21 16:58:58,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:58:58,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:58:58,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:58:58,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:58:58,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:58:58,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:58:58,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:58:58,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:58:58,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:58:58,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:58:58,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:58:58,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:58:58,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:58:58,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:58:58,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:58:58,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:58:58,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:58:58,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:58:58,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:58:58,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:58:58,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:58:58,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:58:58,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:58:58,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:58:58,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:58:58,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:58:58,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:58:58,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:58:58,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:58:58,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:58:58,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:58:58,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:58:58,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:58:58,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:58:58,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:58:58,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:58:58,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:58:58,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:58:58,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:58:58,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:58:58,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 16:58:58,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:58:58,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:58:58,334 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:58:58,334 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:58:58,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:58:58,335 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:58:58,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:58:58,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:58:58,337 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:58:58,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:58:58,337 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:58:58,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:58:58,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:58:58,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:58:58,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:58:58,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:58:58,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:58:58,339 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:58:58,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:58:58,340 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:58:58,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:58:58,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:58:58,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:58:58,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:58:58,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:58:58,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:58:58,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:58:58,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:58:58,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:58:58,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:58:58,343 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:58:58,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:58:58,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:58:58,343 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_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba084f2fa236db54388aca511060366bb6c01451f2201814c167025a30650a8b [2022-11-21 16:58:58,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:58:58,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:58:58,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:58:58,671 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:58:58,671 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:58:58,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/eca-rers2012/Problem11_label32.c [2022-11-21 16:59:01,888 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:59:02,230 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:59:02,246 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/sv-benchmarks/c/eca-rers2012/Problem11_label32.c [2022-11-21 16:59:02,259 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/data/223d26d58/0069f81ee6384822ae869f5949f5561d/FLAGc2b4a0dbd [2022-11-21 16:59:02,276 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/data/223d26d58/0069f81ee6384822ae869f5949f5561d [2022-11-21 16:59:02,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:59:02,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:59:02,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:59:02,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:59:02,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:59:02,295 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:59:02" (1/1) ... [2022-11-21 16:59:02,296 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1b24ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:02, skipping insertion in model container [2022-11-21 16:59:02,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:59:02" (1/1) ... [2022-11-21 16:59:02,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:59:02,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:59:02,629 WARN L237 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_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/sv-benchmarks/c/eca-rers2012/Problem11_label32.c[5857,5870] [2022-11-21 16:59:03,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:59:03,072 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:59:03,117 WARN L237 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_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/sv-benchmarks/c/eca-rers2012/Problem11_label32.c[5857,5870] [2022-11-21 16:59:03,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:59:03,340 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:59:03,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03 WrapperNode [2022-11-21 16:59:03,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:59:03,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:59:03,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:59:03,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:59:03,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,522 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-11-21 16:59:03,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:59:03,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:59:03,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:59:03,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:59:03,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,663 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:59:03,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:59:03,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:59:03,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:59:03,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (1/1) ... [2022-11-21 16:59:03,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:59:03,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:59:03,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:59:03,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:59:03,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:59:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:59:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:59:03,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:59:03,853 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:59:03,856 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:59:05,774 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:59:05,797 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:59:05,798 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:59:05,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:59:05 BoogieIcfgContainer [2022-11-21 16:59:05,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:59:05,805 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:59:05,805 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:59:05,809 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:59:05,809 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:59:02" (1/3) ... [2022-11-21 16:59:05,810 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39de655b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:59:05, skipping insertion in model container [2022-11-21 16:59:05,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:59:03" (2/3) ... [2022-11-21 16:59:05,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39de655b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:59:05, skipping insertion in model container [2022-11-21 16:59:05,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:59:05" (3/3) ... [2022-11-21 16:59:05,818 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label32.c [2022-11-21 16:59:05,839 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:59:05,839 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:59:05,922 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:59:05,932 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;@5961ced3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:59:05,932 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:59:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 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) [2022-11-21 16:59:05,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-21 16:59:05,950 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:05,951 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] [2022-11-21 16:59:05,952 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:05,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:05,960 INFO L85 PathProgramCache]: Analyzing trace with hash 2102454322, now seen corresponding path program 1 times [2022-11-21 16:59:05,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:05,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079755150] [2022-11-21 16:59:05,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:05,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:06,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:06,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079755150] [2022-11-21 16:59:06,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079755150] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:06,365 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:06,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:59:06,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778201776] [2022-11-21 16:59:06,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:06,373 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:06,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:06,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:06,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:06,410 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 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 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 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) [2022-11-21 16:59:07,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:07,961 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2022-11-21 16:59:07,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:07,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 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 40 [2022-11-21 16:59:07,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:07,984 INFO L225 Difference]: With dead ends: 761 [2022-11-21 16:59:07,986 INFO L226 Difference]: Without dead ends: 413 [2022-11-21 16:59:07,994 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 [2022-11-21 16:59:07,998 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 188 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:07,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 222 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:59:08,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2022-11-21 16:59:08,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2022-11-21 16:59:08,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 412 states have (on average 1.453883495145631) internal successors, (599), 412 states have internal predecessors, (599), 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) [2022-11-21 16:59:08,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2022-11-21 16:59:08,088 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 40 [2022-11-21 16:59:08,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:08,089 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2022-11-21 16:59:08,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 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) [2022-11-21 16:59:08,089 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2022-11-21 16:59:08,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-21 16:59:08,094 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:08,094 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:08,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:59:08,095 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:08,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:08,096 INFO L85 PathProgramCache]: Analyzing trace with hash 590745834, now seen corresponding path program 1 times [2022-11-21 16:59:08,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:08,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956837594] [2022-11-21 16:59:08,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:08,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:08,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:08,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956837594] [2022-11-21 16:59:08,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956837594] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:08,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:08,316 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:59:08,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456434300] [2022-11-21 16:59:08,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:08,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:08,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:08,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:08,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:08,320 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 2 states have internal predecessors, (108), 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) [2022-11-21 16:59:09,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:09,343 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2022-11-21 16:59:09,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:09,347 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 2 states have internal predecessors, (108), 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 108 [2022-11-21 16:59:09,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:09,351 INFO L225 Difference]: With dead ends: 1211 [2022-11-21 16:59:09,351 INFO L226 Difference]: Without dead ends: 800 [2022-11-21 16:59:09,352 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 [2022-11-21 16:59:09,353 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 142 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:09,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 120 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-21 16:59:09,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-11-21 16:59:09,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2022-11-21 16:59:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 788 states have (on average 1.3743654822335025) internal successors, (1083), 788 states have internal predecessors, (1083), 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) [2022-11-21 16:59:09,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2022-11-21 16:59:09,390 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 108 [2022-11-21 16:59:09,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:09,390 INFO L495 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2022-11-21 16:59:09,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 2 states have internal predecessors, (108), 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) [2022-11-21 16:59:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2022-11-21 16:59:09,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-21 16:59:09,393 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:09,393 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:09,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:59:09,394 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:09,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:09,395 INFO L85 PathProgramCache]: Analyzing trace with hash 857011589, now seen corresponding path program 1 times [2022-11-21 16:59:09,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:09,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305603949] [2022-11-21 16:59:09,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:09,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:09,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:09,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305603949] [2022-11-21 16:59:09,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305603949] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:09,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:09,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:59:09,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895714999] [2022-11-21 16:59:09,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:09,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:09,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:09,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:09,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:09,829 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 2 states have internal predecessors, (110), 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) [2022-11-21 16:59:10,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:10,785 INFO L93 Difference]: Finished difference Result 1945 states and 2612 transitions. [2022-11-21 16:59:10,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:10,785 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 2 states have internal predecessors, (110), 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 110 [2022-11-21 16:59:10,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:10,791 INFO L225 Difference]: With dead ends: 1945 [2022-11-21 16:59:10,791 INFO L226 Difference]: Without dead ends: 1158 [2022-11-21 16:59:10,793 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 [2022-11-21 16:59:10,794 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 119 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:10,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 190 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-21 16:59:10,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2022-11-21 16:59:10,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1157. [2022-11-21 16:59:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 1156 states have (on average 1.2707612456747406) internal successors, (1469), 1156 states have internal predecessors, (1469), 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) [2022-11-21 16:59:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1469 transitions. [2022-11-21 16:59:10,827 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1469 transitions. Word has length 110 [2022-11-21 16:59:10,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:10,828 INFO L495 AbstractCegarLoop]: Abstraction has 1157 states and 1469 transitions. [2022-11-21 16:59:10,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 2 states have internal predecessors, (110), 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) [2022-11-21 16:59:10,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1469 transitions. [2022-11-21 16:59:10,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-21 16:59:10,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:10,832 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:10,832 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 16:59:10,833 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:10,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:10,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1721122937, now seen corresponding path program 1 times [2022-11-21 16:59:10,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:10,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124417713] [2022-11-21 16:59:10,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:10,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:11,161 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:11,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:11,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124417713] [2022-11-21 16:59:11,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124417713] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:11,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:11,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:11,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498127874] [2022-11-21 16:59:11,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:11,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:11,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:11,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:11,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:11,167 INFO L87 Difference]: Start difference. First operand 1157 states and 1469 transitions. Second operand has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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) [2022-11-21 16:59:12,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:12,142 INFO L93 Difference]: Finished difference Result 2519 states and 3349 transitions. [2022-11-21 16:59:12,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:12,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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 167 [2022-11-21 16:59:12,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:12,149 INFO L225 Difference]: With dead ends: 2519 [2022-11-21 16:59:12,149 INFO L226 Difference]: Without dead ends: 1548 [2022-11-21 16:59:12,151 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 [2022-11-21 16:59:12,152 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 195 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:12,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 322 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-21 16:59:12,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1548 states. [2022-11-21 16:59:12,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1548 to 1545. [2022-11-21 16:59:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1545 states, 1544 states have (on average 1.2933937823834196) internal successors, (1997), 1544 states have internal predecessors, (1997), 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) [2022-11-21 16:59:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1545 states and 1997 transitions. [2022-11-21 16:59:12,189 INFO L78 Accepts]: Start accepts. Automaton has 1545 states and 1997 transitions. Word has length 167 [2022-11-21 16:59:12,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:12,190 INFO L495 AbstractCegarLoop]: Abstraction has 1545 states and 1997 transitions. [2022-11-21 16:59:12,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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) [2022-11-21 16:59:12,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1997 transitions. [2022-11-21 16:59:12,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-21 16:59:12,194 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:12,194 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:59:12,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 16:59:12,195 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:12,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:12,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1285696513, now seen corresponding path program 1 times [2022-11-21 16:59:12,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:12,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470543697] [2022-11-21 16:59:12,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:12,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:12,471 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-21 16:59:12,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:12,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470543697] [2022-11-21 16:59:12,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470543697] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:12,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:12,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:12,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580238935] [2022-11-21 16:59:12,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:12,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:12,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:12,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:12,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:12,475 INFO L87 Difference]: Start difference. First operand 1545 states and 1997 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2022-11-21 16:59:13,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:13,531 INFO L93 Difference]: Finished difference Result 3650 states and 4815 transitions. [2022-11-21 16:59:13,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:13,532 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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 222 [2022-11-21 16:59:13,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:13,540 INFO L225 Difference]: With dead ends: 3650 [2022-11-21 16:59:13,540 INFO L226 Difference]: Without dead ends: 2291 [2022-11-21 16:59:13,542 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 [2022-11-21 16:59:13,543 INFO L413 NwaCegarLoop]: 371 mSDtfsCounter, 157 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:13,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 392 Invalid, 682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-21 16:59:13,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2291 states. [2022-11-21 16:59:13,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2291 to 2098. [2022-11-21 16:59:13,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2098 states, 2097 states have (on average 1.2675250357653791) internal successors, (2658), 2097 states have internal predecessors, (2658), 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) [2022-11-21 16:59:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 2098 states and 2658 transitions. [2022-11-21 16:59:13,590 INFO L78 Accepts]: Start accepts. Automaton has 2098 states and 2658 transitions. Word has length 222 [2022-11-21 16:59:13,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:13,591 INFO L495 AbstractCegarLoop]: Abstraction has 2098 states and 2658 transitions. [2022-11-21 16:59:13,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2022-11-21 16:59:13,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2658 transitions. [2022-11-21 16:59:13,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-11-21 16:59:13,595 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:13,595 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:59:13,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 16:59:13,596 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:13,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:13,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1823656750, now seen corresponding path program 1 times [2022-11-21 16:59:13,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:13,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617998472] [2022-11-21 16:59:13,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:13,816 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-21 16:59:13,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:13,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617998472] [2022-11-21 16:59:13,817 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617998472] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:13,817 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:13,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:13,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787296478] [2022-11-21 16:59:13,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:13,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:13,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:13,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:13,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:13,820 INFO L87 Difference]: Start difference. First operand 2098 states and 2658 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2022-11-21 16:59:14,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:14,848 INFO L93 Difference]: Finished difference Result 5851 states and 7488 transitions. [2022-11-21 16:59:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:14,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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 228 [2022-11-21 16:59:14,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:14,864 INFO L225 Difference]: With dead ends: 5851 [2022-11-21 16:59:14,864 INFO L226 Difference]: Without dead ends: 3755 [2022-11-21 16:59:14,867 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 [2022-11-21 16:59:14,868 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 171 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:14,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 144 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-21 16:59:14,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3755 states. [2022-11-21 16:59:14,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3755 to 3755. [2022-11-21 16:59:14,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3755 states, 3754 states have (on average 1.245338305807139) internal successors, (4675), 3754 states have internal predecessors, (4675), 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) [2022-11-21 16:59:14,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 3755 states and 4675 transitions. [2022-11-21 16:59:14,957 INFO L78 Accepts]: Start accepts. Automaton has 3755 states and 4675 transitions. Word has length 228 [2022-11-21 16:59:14,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:14,958 INFO L495 AbstractCegarLoop]: Abstraction has 3755 states and 4675 transitions. [2022-11-21 16:59:14,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2022-11-21 16:59:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3755 states and 4675 transitions. [2022-11-21 16:59:14,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-21 16:59:14,964 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:14,965 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:59:14,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 16:59:14,965 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:14,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:14,966 INFO L85 PathProgramCache]: Analyzing trace with hash -963193821, now seen corresponding path program 1 times [2022-11-21 16:59:14,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:14,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697847660] [2022-11-21 16:59:14,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:14,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:15,303 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-11-21 16:59:15,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:15,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697847660] [2022-11-21 16:59:15,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697847660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:15,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:15,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:15,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634090953] [2022-11-21 16:59:15,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:15,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:15,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:15,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:15,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:15,307 INFO L87 Difference]: Start difference. First operand 3755 states and 4675 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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) [2022-11-21 16:59:16,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:16,456 INFO L93 Difference]: Finished difference Result 8622 states and 10849 transitions. [2022-11-21 16:59:16,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:16,457 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 259 [2022-11-21 16:59:16,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:16,474 INFO L225 Difference]: With dead ends: 8622 [2022-11-21 16:59:16,474 INFO L226 Difference]: Without dead ends: 4869 [2022-11-21 16:59:16,478 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 [2022-11-21 16:59:16,481 INFO L413 NwaCegarLoop]: 369 mSDtfsCounter, 156 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:16,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 391 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-21 16:59:16,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4869 states. [2022-11-21 16:59:16,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4869 to 4860. [2022-11-21 16:59:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4860 states, 4859 states have (on average 1.2251492076558963) internal successors, (5953), 4859 states have internal predecessors, (5953), 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) [2022-11-21 16:59:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4860 states to 4860 states and 5953 transitions. [2022-11-21 16:59:16,588 INFO L78 Accepts]: Start accepts. Automaton has 4860 states and 5953 transitions. Word has length 259 [2022-11-21 16:59:16,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:16,589 INFO L495 AbstractCegarLoop]: Abstraction has 4860 states and 5953 transitions. [2022-11-21 16:59:16,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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) [2022-11-21 16:59:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 4860 states and 5953 transitions. [2022-11-21 16:59:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-11-21 16:59:16,597 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:16,598 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:16,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 16:59:16,598 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:16,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:16,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1306009242, now seen corresponding path program 1 times [2022-11-21 16:59:16,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:16,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005406062] [2022-11-21 16:59:16,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:16,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:16,918 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2022-11-21 16:59:16,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:16,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005406062] [2022-11-21 16:59:16,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005406062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:16,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:16,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:16,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920092123] [2022-11-21 16:59:16,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:16,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:16,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:16,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:16,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:16,921 INFO L87 Difference]: Start difference. First operand 4860 states and 5953 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2022-11-21 16:59:18,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:18,021 INFO L93 Difference]: Finished difference Result 11005 states and 13678 transitions. [2022-11-21 16:59:18,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:18,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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 305 [2022-11-21 16:59:18,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:18,044 INFO L225 Difference]: With dead ends: 11005 [2022-11-21 16:59:18,045 INFO L226 Difference]: Without dead ends: 6147 [2022-11-21 16:59:18,050 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 [2022-11-21 16:59:18,051 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 184 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:18,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 151 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-21 16:59:18,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6147 states. [2022-11-21 16:59:18,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6147 to 4853. [2022-11-21 16:59:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4853 states, 4852 states have (on average 1.224855729596043) internal successors, (5943), 4852 states have internal predecessors, (5943), 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) [2022-11-21 16:59:18,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4853 states to 4853 states and 5943 transitions. [2022-11-21 16:59:18,169 INFO L78 Accepts]: Start accepts. Automaton has 4853 states and 5943 transitions. Word has length 305 [2022-11-21 16:59:18,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:18,171 INFO L495 AbstractCegarLoop]: Abstraction has 4853 states and 5943 transitions. [2022-11-21 16:59:18,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 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) [2022-11-21 16:59:18,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4853 states and 5943 transitions. [2022-11-21 16:59:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2022-11-21 16:59:18,182 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:18,182 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:59:18,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 16:59:18,183 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:18,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:18,184 INFO L85 PathProgramCache]: Analyzing trace with hash -114766810, now seen corresponding path program 1 times [2022-11-21 16:59:18,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:18,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699085862] [2022-11-21 16:59:18,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:18,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 143 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:19,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:19,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699085862] [2022-11-21 16:59:19,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699085862] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:59:19,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293693620] [2022-11-21 16:59:19,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:19,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:59:19,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:59:19,073 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:59:19,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:59:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:19,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-21 16:59:19,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:59:21,434 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 143 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:21,435 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:59:24,121 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 143 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:24,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293693620] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:59:24,122 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:59:24,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-21 16:59:24,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647599423] [2022-11-21 16:59:24,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:59:24,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-21 16:59:24,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:24,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-21 16:59:24,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-11-21 16:59:24,127 INFO L87 Difference]: Start difference. First operand 4853 states and 5943 transitions. Second operand has 8 states, 8 states have (on average 73.25) internal successors, (586), 7 states have internal predecessors, (586), 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) [2022-11-21 16:59:27,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:27,962 INFO L93 Difference]: Finished difference Result 13854 states and 16891 transitions. [2022-11-21 16:59:27,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-21 16:59:27,965 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 73.25) internal successors, (586), 7 states have internal predecessors, (586), 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 324 [2022-11-21 16:59:27,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:27,993 INFO L225 Difference]: With dead ends: 13854 [2022-11-21 16:59:27,993 INFO L226 Difference]: Without dead ends: 9003 [2022-11-21 16:59:28,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 657 GetRequests, 643 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2022-11-21 16:59:28,001 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 879 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 2759 mSolverCounterSat, 498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 879 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 3257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 498 IncrementalHoareTripleChecker+Valid, 2759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:28,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [879 Valid, 181 Invalid, 3257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [498 Valid, 2759 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-11-21 16:59:28,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9003 states. [2022-11-21 16:59:28,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9003 to 5035. [2022-11-21 16:59:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5035 states, 5034 states have (on average 1.22248708780294) internal successors, (6154), 5034 states have internal predecessors, (6154), 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) [2022-11-21 16:59:28,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 5035 states and 6154 transitions. [2022-11-21 16:59:28,139 INFO L78 Accepts]: Start accepts. Automaton has 5035 states and 6154 transitions. Word has length 324 [2022-11-21 16:59:28,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:28,139 INFO L495 AbstractCegarLoop]: Abstraction has 5035 states and 6154 transitions. [2022-11-21 16:59:28,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 73.25) internal successors, (586), 7 states have internal predecessors, (586), 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) [2022-11-21 16:59:28,140 INFO L276 IsEmpty]: Start isEmpty. Operand 5035 states and 6154 transitions. [2022-11-21 16:59:28,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-11-21 16:59:28,152 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:28,152 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:59:28,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-21 16:59:28,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:59:28,359 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:28,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:28,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1735440730, now seen corresponding path program 1 times [2022-11-21 16:59:28,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:28,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186473204] [2022-11-21 16:59:28,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:28,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:59:28,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:28,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186473204] [2022-11-21 16:59:28,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186473204] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:28,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:28,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:59:28,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123819705] [2022-11-21 16:59:28,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:28,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:59:28,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:28,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:59:28,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:59:28,930 INFO L87 Difference]: Start difference. First operand 5035 states and 6154 transitions. Second operand has 4 states, 4 states have (on average 86.25) internal successors, (345), 4 states have internal predecessors, (345), 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) [2022-11-21 16:59:30,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:30,641 INFO L93 Difference]: Finished difference Result 13948 states and 17066 transitions. [2022-11-21 16:59:30,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:59:30,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 86.25) internal successors, (345), 4 states have internal predecessors, (345), 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 345 [2022-11-21 16:59:30,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:30,662 INFO L225 Difference]: With dead ends: 13948 [2022-11-21 16:59:30,662 INFO L226 Difference]: Without dead ends: 8915 [2022-11-21 16:59:30,667 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 [2022-11-21 16:59:30,668 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 250 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1099 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:30,669 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 65 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1099 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-21 16:59:30,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8915 states. [2022-11-21 16:59:30,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8915 to 7441. [2022-11-21 16:59:30,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7441 states, 7440 states have (on average 1.1923387096774194) internal successors, (8871), 7440 states have internal predecessors, (8871), 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) [2022-11-21 16:59:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7441 states to 7441 states and 8871 transitions. [2022-11-21 16:59:30,882 INFO L78 Accepts]: Start accepts. Automaton has 7441 states and 8871 transitions. Word has length 345 [2022-11-21 16:59:30,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:30,883 INFO L495 AbstractCegarLoop]: Abstraction has 7441 states and 8871 transitions. [2022-11-21 16:59:30,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 86.25) internal successors, (345), 4 states have internal predecessors, (345), 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) [2022-11-21 16:59:30,884 INFO L276 IsEmpty]: Start isEmpty. Operand 7441 states and 8871 transitions. [2022-11-21 16:59:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-11-21 16:59:30,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:30,906 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:30,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-21 16:59:30,906 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:30,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:30,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1765974553, now seen corresponding path program 1 times [2022-11-21 16:59:30,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:30,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173062156] [2022-11-21 16:59:30,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:30,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-11-21 16:59:31,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:31,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173062156] [2022-11-21 16:59:31,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173062156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:31,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:31,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:59:31,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996811170] [2022-11-21 16:59:31,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:31,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:59:31,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:31,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:59:31,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:59:31,538 INFO L87 Difference]: Start difference. First operand 7441 states and 8871 transitions. Second operand has 4 states, 4 states have (on average 79.0) internal successors, (316), 4 states have internal predecessors, (316), 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) [2022-11-21 16:59:33,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:33,048 INFO L93 Difference]: Finished difference Result 16170 states and 19194 transitions. [2022-11-21 16:59:33,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:59:33,049 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 79.0) internal successors, (316), 4 states have internal predecessors, (316), 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 419 [2022-11-21 16:59:33,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:33,071 INFO L225 Difference]: With dead ends: 16170 [2022-11-21 16:59:33,071 INFO L226 Difference]: Without dead ends: 8731 [2022-11-21 16:59:33,078 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 [2022-11-21 16:59:33,079 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 251 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1098 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 251 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 1293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:33,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [251 Valid, 64 Invalid, 1293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1098 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-21 16:59:33,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8731 states. [2022-11-21 16:59:33,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8731 to 7441. [2022-11-21 16:59:33,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7441 states, 7440 states have (on average 1.1923387096774194) internal successors, (8871), 7440 states have internal predecessors, (8871), 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) [2022-11-21 16:59:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7441 states to 7441 states and 8871 transitions. [2022-11-21 16:59:33,221 INFO L78 Accepts]: Start accepts. Automaton has 7441 states and 8871 transitions. Word has length 419 [2022-11-21 16:59:33,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:33,222 INFO L495 AbstractCegarLoop]: Abstraction has 7441 states and 8871 transitions. [2022-11-21 16:59:33,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 79.0) internal successors, (316), 4 states have internal predecessors, (316), 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) [2022-11-21 16:59:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 7441 states and 8871 transitions. [2022-11-21 16:59:33,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2022-11-21 16:59:33,238 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:33,239 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:33,239 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-21 16:59:33,239 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:33,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:33,240 INFO L85 PathProgramCache]: Analyzing trace with hash -361740358, now seen corresponding path program 1 times [2022-11-21 16:59:33,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:33,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202225456] [2022-11-21 16:59:33,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:33,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-21 16:59:33,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:33,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202225456] [2022-11-21 16:59:33,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202225456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:33,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:33,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:33,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834750851] [2022-11-21 16:59:33,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:33,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:33,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:33,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:33,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:33,646 INFO L87 Difference]: Start difference. First operand 7441 states and 8871 transitions. Second operand has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 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) [2022-11-21 16:59:34,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:34,566 INFO L93 Difference]: Finished difference Result 15080 states and 17958 transitions. [2022-11-21 16:59:34,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:34,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 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 419 [2022-11-21 16:59:34,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:34,584 INFO L225 Difference]: With dead ends: 15080 [2022-11-21 16:59:34,584 INFO L226 Difference]: Without dead ends: 7641 [2022-11-21 16:59:34,591 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 [2022-11-21 16:59:34,592 INFO L413 NwaCegarLoop]: 311 mSDtfsCounter, 107 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:34,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 329 Invalid, 640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-21 16:59:34,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7641 states. [2022-11-21 16:59:34,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7641 to 7257. [2022-11-21 16:59:34,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7257 states, 7256 states have (on average 1.160005512679162) internal successors, (8417), 7256 states have internal predecessors, (8417), 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) [2022-11-21 16:59:34,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7257 states to 7257 states and 8417 transitions. [2022-11-21 16:59:34,716 INFO L78 Accepts]: Start accepts. Automaton has 7257 states and 8417 transitions. Word has length 419 [2022-11-21 16:59:34,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:34,717 INFO L495 AbstractCegarLoop]: Abstraction has 7257 states and 8417 transitions. [2022-11-21 16:59:34,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 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) [2022-11-21 16:59:34,717 INFO L276 IsEmpty]: Start isEmpty. Operand 7257 states and 8417 transitions. [2022-11-21 16:59:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-11-21 16:59:34,734 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:34,734 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:34,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-21 16:59:34,734 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:34,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:34,735 INFO L85 PathProgramCache]: Analyzing trace with hash 123583838, now seen corresponding path program 1 times [2022-11-21 16:59:34,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:34,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184050591] [2022-11-21 16:59:34,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:34,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:35,125 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-11-21 16:59:35,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:35,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184050591] [2022-11-21 16:59:35,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184050591] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:35,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:35,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:59:35,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689055710] [2022-11-21 16:59:35,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:35,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:35,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:35,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:35,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:35,128 INFO L87 Difference]: Start difference. First operand 7257 states and 8417 transitions. Second operand has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 2 states have internal predecessors, (316), 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) [2022-11-21 16:59:35,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:35,616 INFO L93 Difference]: Finished difference Result 14132 states and 16360 transitions. [2022-11-21 16:59:35,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:35,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 2 states have internal predecessors, (316), 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 476 [2022-11-21 16:59:35,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:35,630 INFO L225 Difference]: With dead ends: 14132 [2022-11-21 16:59:35,630 INFO L226 Difference]: Without dead ends: 6877 [2022-11-21 16:59:35,636 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 [2022-11-21 16:59:35,637 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 179 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:35,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 37 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 300 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-21 16:59:35,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6877 states. [2022-11-21 16:59:35,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6877 to 6875. [2022-11-21 16:59:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6875 states, 6874 states have (on average 1.1544951993017165) internal successors, (7936), 6874 states have internal predecessors, (7936), 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) [2022-11-21 16:59:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6875 states to 6875 states and 7936 transitions. [2022-11-21 16:59:35,747 INFO L78 Accepts]: Start accepts. Automaton has 6875 states and 7936 transitions. Word has length 476 [2022-11-21 16:59:35,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:35,748 INFO L495 AbstractCegarLoop]: Abstraction has 6875 states and 7936 transitions. [2022-11-21 16:59:35,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.33333333333333) internal successors, (316), 2 states have internal predecessors, (316), 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) [2022-11-21 16:59:35,748 INFO L276 IsEmpty]: Start isEmpty. Operand 6875 states and 7936 transitions. [2022-11-21 16:59:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2022-11-21 16:59:35,765 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:35,765 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:35,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-21 16:59:35,766 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:35,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:35,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1967892408, now seen corresponding path program 1 times [2022-11-21 16:59:35,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:35,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903381643] [2022-11-21 16:59:35,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:35,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:36,127 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-21 16:59:36,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:36,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903381643] [2022-11-21 16:59:36,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903381643] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:36,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:36,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:36,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295396996] [2022-11-21 16:59:36,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:36,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:36,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:36,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:36,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:36,131 INFO L87 Difference]: Start difference. First operand 6875 states and 7936 transitions. Second operand has 3 states, 3 states have (on average 123.0) internal successors, (369), 3 states have internal predecessors, (369), 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) [2022-11-21 16:59:36,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:36,957 INFO L93 Difference]: Finished difference Result 12621 states and 14535 transitions. [2022-11-21 16:59:36,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:36,959 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 123.0) internal successors, (369), 3 states have internal predecessors, (369), 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 492 [2022-11-21 16:59:36,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:36,970 INFO L225 Difference]: With dead ends: 12621 [2022-11-21 16:59:36,971 INFO L226 Difference]: Without dead ends: 5748 [2022-11-21 16:59:36,977 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 [2022-11-21 16:59:36,978 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 80 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:36,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 123 Invalid, 566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-21 16:59:36,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5748 states. [2022-11-21 16:59:37,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5748 to 4828. [2022-11-21 16:59:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4828 states, 4827 states have (on average 1.1247151439817693) internal successors, (5429), 4827 states have internal predecessors, (5429), 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) [2022-11-21 16:59:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 4828 states and 5429 transitions. [2022-11-21 16:59:37,083 INFO L78 Accepts]: Start accepts. Automaton has 4828 states and 5429 transitions. Word has length 492 [2022-11-21 16:59:37,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:37,084 INFO L495 AbstractCegarLoop]: Abstraction has 4828 states and 5429 transitions. [2022-11-21 16:59:37,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 123.0) internal successors, (369), 3 states have internal predecessors, (369), 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) [2022-11-21 16:59:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 4828 states and 5429 transitions. [2022-11-21 16:59:37,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2022-11-21 16:59:37,094 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:37,094 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, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-21 16:59:37,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-21 16:59:37,095 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:37,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:37,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1851466277, now seen corresponding path program 1 times [2022-11-21 16:59:37,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:37,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803268995] [2022-11-21 16:59:37,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:37,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:37,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2022-11-21 16:59:37,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:37,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803268995] [2022-11-21 16:59:37,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803268995] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:37,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:37,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:37,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829841406] [2022-11-21 16:59:37,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:37,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:59:37,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:37,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:59:37,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:59:37,834 INFO L87 Difference]: Start difference. First operand 4828 states and 5429 transitions. Second operand has 4 states, 4 states have (on average 107.0) internal successors, (428), 3 states have internal predecessors, (428), 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) [2022-11-21 16:59:39,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:39,193 INFO L93 Difference]: Finished difference Result 14635 states and 16469 transitions. [2022-11-21 16:59:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:59:39,194 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 107.0) internal successors, (428), 3 states have internal predecessors, (428), 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 670 [2022-11-21 16:59:39,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:39,211 INFO L225 Difference]: With dead ends: 14635 [2022-11-21 16:59:39,211 INFO L226 Difference]: Without dead ends: 9809 [2022-11-21 16:59:39,216 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 [2022-11-21 16:59:39,217 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 216 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1032 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1032 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:39,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 54 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1032 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-21 16:59:39,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9809 states. [2022-11-21 16:59:39,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9809 to 9620. [2022-11-21 16:59:39,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9620 states, 9619 states have (on average 1.1143570017673354) internal successors, (10719), 9619 states have internal predecessors, (10719), 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) [2022-11-21 16:59:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9620 states to 9620 states and 10719 transitions. [2022-11-21 16:59:39,376 INFO L78 Accepts]: Start accepts. Automaton has 9620 states and 10719 transitions. Word has length 670 [2022-11-21 16:59:39,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:39,376 INFO L495 AbstractCegarLoop]: Abstraction has 9620 states and 10719 transitions. [2022-11-21 16:59:39,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 107.0) internal successors, (428), 3 states have internal predecessors, (428), 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) [2022-11-21 16:59:39,377 INFO L276 IsEmpty]: Start isEmpty. Operand 9620 states and 10719 transitions. [2022-11-21 16:59:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2022-11-21 16:59:39,394 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:39,394 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-21 16:59:39,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-21 16:59:39,395 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:39,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:39,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1937440453, now seen corresponding path program 1 times [2022-11-21 16:59:39,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:39,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101028138] [2022-11-21 16:59:39,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:39,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:40,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 987 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2022-11-21 16:59:40,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:40,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101028138] [2022-11-21 16:59:40,025 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101028138] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:40,025 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:40,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:40,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5945161] [2022-11-21 16:59:40,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:40,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:40,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:40,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:40,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:40,028 INFO L87 Difference]: Start difference. First operand 9620 states and 10719 transitions. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2022-11-21 16:59:41,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:41,033 INFO L93 Difference]: Finished difference Result 20341 states and 22719 transitions. [2022-11-21 16:59:41,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:41,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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 748 [2022-11-21 16:59:41,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:41,046 INFO L225 Difference]: With dead ends: 20341 [2022-11-21 16:59:41,047 INFO L226 Difference]: Without dead ends: 10170 [2022-11-21 16:59:41,057 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 [2022-11-21 16:59:41,058 INFO L413 NwaCegarLoop]: 321 mSDtfsCounter, 195 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 500 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:41,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 339 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 500 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-21 16:59:41,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10170 states. [2022-11-21 16:59:41,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10170 to 10170. [2022-11-21 16:59:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10170 states, 10169 states have (on average 1.0946995771462287) internal successors, (11132), 10169 states have internal predecessors, (11132), 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) [2022-11-21 16:59:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10170 states to 10170 states and 11132 transitions. [2022-11-21 16:59:41,221 INFO L78 Accepts]: Start accepts. Automaton has 10170 states and 11132 transitions. Word has length 748 [2022-11-21 16:59:41,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:41,221 INFO L495 AbstractCegarLoop]: Abstraction has 10170 states and 11132 transitions. [2022-11-21 16:59:41,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 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) [2022-11-21 16:59:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 10170 states and 11132 transitions. [2022-11-21 16:59:41,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 839 [2022-11-21 16:59:41,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:59:41,241 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2022-11-21 16:59:41,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-21 16:59:41,241 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:59:41,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:59:41,242 INFO L85 PathProgramCache]: Analyzing trace with hash -707401101, now seen corresponding path program 1 times [2022-11-21 16:59:41,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:59:41,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089204291] [2022-11-21 16:59:41,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:59:41,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:59:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:59:41,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2009 backedges. 1453 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2022-11-21 16:59:41,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:59:41,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089204291] [2022-11-21 16:59:41,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089204291] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:59:41,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:59:41,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:59:41,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011408638] [2022-11-21 16:59:41,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:59:41,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:59:41,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:59:41,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:59:41,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:59:41,920 INFO L87 Difference]: Start difference. First operand 10170 states and 11132 transitions. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 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) [2022-11-21 16:59:42,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:59:42,867 INFO L93 Difference]: Finished difference Result 20887 states and 22855 transitions. [2022-11-21 16:59:42,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:59:42,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 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 838 [2022-11-21 16:59:42,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:59:42,872 INFO L225 Difference]: With dead ends: 20887 [2022-11-21 16:59:42,872 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 16:59:42,879 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 [2022-11-21 16:59:42,880 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 53 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 525 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:59:42,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 320 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 525 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-21 16:59:42,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 16:59:42,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 16:59:42,881 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) [2022-11-21 16:59:42,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:59:42,882 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 838 [2022-11-21 16:59:42,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:59:42,882 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:59:42,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 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) [2022-11-21 16:59:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:59:42,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 16:59:42,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:59:42,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-21 16:59:42,888 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-21 16:59:49,676 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2022-11-21 16:59:49,676 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,676 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2022-11-21 16:59:49,676 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,676 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,676 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,677 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,677 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,677 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,677 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2022-11-21 16:59:49,677 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2022-11-21 16:59:49,677 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-11-21 16:59:49,677 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,678 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,678 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,678 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,678 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,678 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,678 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,678 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,679 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,679 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,679 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-11-21 16:59:49,679 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2022-11-21 16:59:49,679 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-11-21 16:59:49,679 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,680 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2022-11-21 16:59:49,680 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2022-11-21 16:59:49,680 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,680 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,680 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,680 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,680 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,681 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,681 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-11-21 16:59:49,681 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2022-11-21 16:59:49,681 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-11-21 16:59:49,681 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,681 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,681 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,682 INFO L895 garLoopResultBuilder]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse15 (+ ~a23~0 43))) (let ((.cse1 (<= ~a29~0 599999)) (.cse5 (= ~a25~0 11)) (.cse11 (<= 307 ~a23~0)) (.cse7 (= ~a25~0 12)) (.cse10 (<= ~a29~0 245)) (.cse2 (= ~a3~0 1)) (.cse3 (= ~a4~0 1)) (.cse0 (<= ~a25~0 10)) (.cse6 (<= ~a29~0 599998)) (.cse9 (= ~a25~0 13)) (.cse8 (= ~a4~0 0)) (.cse12 (<= (+ ~a29~0 22) 0)) (.cse14 (< 0 .cse15)) (.cse13 (<= ~a23~0 138)) (.cse4 (= ~a8~0 15))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse3 .cse4) (and .cse7 .cse8 .cse6 .cse4) (and .cse9 .cse10 .cse3 .cse4) (and (or (and .cse9 .cse11) (and .cse9 .cse2)) .cse6 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse3 .cse4) (and .cse8 .cse5 .cse6 (<= ~a23~0 312) .cse4) (and .cse8 .cse12 .cse0 .cse4) (and .cse7 .cse11 .cse6 .cse2 .cse3 .cse4 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 6)) (<= ~a29~0 277))) (and (<= (+ ~a29~0 21) 0) .cse7 .cse2 .cse3 .cse4) (and .cse7 .cse12 .cse3 .cse4) (and .cse8 .cse0 .cse10 .cse13 .cse4) (and .cse14 .cse0 .cse2 .cse13 .cse3 .cse4) (and (<= .cse15 0) .cse8 .cse0 .cse6 .cse4) (and .cse9 .cse8 .cse12 .cse14 .cse13 .cse4)))) [2022-11-21 16:59:49,682 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,683 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2022-11-21 16:59:49,683 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2022-11-21 16:59:49,683 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,683 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,683 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,683 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,684 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,684 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,684 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-11-21 16:59:49,684 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2022-11-21 16:59:49,684 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-11-21 16:59:49,684 INFO L902 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2022-11-21 16:59:49,684 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,685 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,685 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,685 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,685 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,685 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,685 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,685 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2022-11-21 16:59:49,686 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2022-11-21 16:59:49,686 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-11-21 16:59:49,686 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,686 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,686 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,686 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,687 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,687 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,687 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,687 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,687 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,687 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-11-21 16:59:49,687 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2022-11-21 16:59:49,688 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2022-11-21 16:59:49,688 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,688 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse15 (+ ~a23~0 43))) (let ((.cse1 (<= ~a29~0 599999)) (.cse5 (= ~a25~0 11)) (.cse11 (<= 307 ~a23~0)) (.cse7 (= ~a25~0 12)) (.cse10 (<= ~a29~0 245)) (.cse2 (= ~a3~0 1)) (.cse3 (= ~a4~0 1)) (.cse0 (<= ~a25~0 10)) (.cse6 (<= ~a29~0 599998)) (.cse9 (= ~a25~0 13)) (.cse8 (= ~a4~0 0)) (.cse12 (<= (+ ~a29~0 22) 0)) (.cse14 (< 0 .cse15)) (.cse13 (<= ~a23~0 138)) (.cse4 (= ~a8~0 15))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse3 .cse4) (and .cse7 .cse8 .cse6 .cse4) (and .cse9 .cse10 .cse3 .cse4) (and (or (and .cse9 .cse11) (and .cse9 .cse2)) .cse6 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse3 .cse4) (and .cse8 .cse5 .cse6 (<= ~a23~0 312) .cse4) (and .cse8 .cse12 .cse0 .cse4) (and .cse7 .cse11 .cse6 .cse2 .cse3 .cse4 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 6)) (<= ~a29~0 277))) (and (<= (+ ~a29~0 21) 0) .cse7 .cse2 .cse3 .cse4) (and .cse7 .cse12 .cse3 .cse4) (and .cse8 .cse0 .cse10 .cse13 .cse4) (and .cse14 .cse0 .cse2 .cse13 .cse3 .cse4) (and (<= .cse15 0) .cse8 .cse0 .cse6 .cse4) (and .cse9 .cse8 .cse12 .cse14 .cse13 .cse4)))) [2022-11-21 16:59:49,688 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,689 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,689 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,689 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,689 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,689 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,689 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,689 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,690 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-11-21 16:59:49,690 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2022-11-21 16:59:49,690 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-11-21 16:59:49,690 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2022-11-21 16:59:49,690 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2022-11-21 16:59:49,690 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2022-11-21 16:59:49,691 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2022-11-21 16:59:49,691 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,691 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,691 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,691 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,691 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,691 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,692 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,692 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,692 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,692 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,692 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-21 16:59:49,692 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-11-21 16:59:49,692 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2022-11-21 16:59:49,693 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-11-21 16:59:49,693 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2022-11-21 16:59:49,693 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,693 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,693 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,693 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,693 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,694 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2022-11-21 16:59:49,694 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2022-11-21 16:59:49,694 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-11-21 16:59:49,694 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,694 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,694 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,695 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,695 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2022-11-21 16:59:49,695 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2022-11-21 16:59:49,695 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,695 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,695 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,696 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,696 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,696 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,696 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2022-11-21 16:59:49,696 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2022-11-21 16:59:49,696 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,696 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,697 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2022-11-21 16:59:49,697 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2022-11-21 16:59:49,697 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-11-21 16:59:49,697 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-21 16:59:49,697 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2022-11-21 16:59:49,697 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,698 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,698 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,698 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,698 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,698 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,698 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,698 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-11-21 16:59:49,699 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2022-11-21 16:59:49,699 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2022-11-21 16:59:49,699 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2022-11-21 16:59:49,699 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2022-11-21 16:59:49,699 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2022-11-21 16:59:49,699 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2022-11-21 16:59:49,699 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,700 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,700 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2022-11-21 16:59:49,700 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2022-11-21 16:59:49,700 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,700 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,700 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,701 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,701 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,701 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2022-11-21 16:59:49,701 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-11-21 16:59:49,701 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-11-21 16:59:49,701 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,701 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,702 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,702 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,702 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,702 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,702 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-11-21 16:59:49,702 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2022-11-21 16:59:49,702 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-11-21 16:59:49,703 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,703 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,703 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,703 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,703 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,703 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,704 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,704 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,704 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2022-11-21 16:59:49,704 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2022-11-21 16:59:49,704 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2022-11-21 16:59:49,704 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,704 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,705 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,705 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,705 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,705 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,705 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,705 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,705 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,706 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,706 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,706 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2022-11-21 16:59:49,706 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2022-11-21 16:59:49,706 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-21 16:59:49,706 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2022-11-21 16:59:49,706 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-11-21 16:59:49,707 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,707 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,707 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,707 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,707 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,707 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,708 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,708 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-11-21 16:59:49,708 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2022-11-21 16:59:49,708 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-11-21 16:59:49,708 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,708 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,708 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,709 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2022-11-21 16:59:49,709 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2022-11-21 16:59:49,709 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,709 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,709 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,709 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,709 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,710 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2022-11-21 16:59:49,710 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-11-21 16:59:49,710 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,710 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,710 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2022-11-21 16:59:49,710 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2022-11-21 16:59:49,711 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,711 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-21 16:59:49,711 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,711 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,711 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,711 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,711 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,712 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2022-11-21 16:59:49,713 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2022-11-21 16:59:49,714 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2022-11-21 16:59:49,714 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,714 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,714 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,714 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,714 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,715 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,715 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,715 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2022-11-21 16:59:49,715 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2022-11-21 16:59:49,715 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-21 16:59:49,715 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,715 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,716 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,716 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,716 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,716 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,716 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2022-11-21 16:59:49,716 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2022-11-21 16:59:49,717 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,717 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,717 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,717 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,717 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,717 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,717 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,718 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-11-21 16:59:49,718 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2022-11-21 16:59:49,718 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,718 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,718 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2022-11-21 16:59:49,718 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2022-11-21 16:59:49,718 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-11-21 16:59:49,719 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2022-11-21 16:59:49,722 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:59:49,724 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:59:49,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:59:49 BoogieIcfgContainer [2022-11-21 16:59:49,748 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:59:49,749 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:59:49,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:59:49,750 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:59:49,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:59:05" (3/4) ... [2022-11-21 16:59:49,753 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:59:49,793 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-21 16:59:49,794 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 16:59:49,796 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 16:59:49,797 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:59:49,956 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:59:49,956 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:59:49,958 INFO L158 Benchmark]: Toolchain (without parser) took 47672.73ms. Allocated memory was 130.0MB in the beginning and 752.9MB in the end (delta: 622.9MB). Free memory was 81.8MB in the beginning and 264.9MB in the end (delta: -183.1MB). Peak memory consumption was 442.2MB. Max. memory is 16.1GB. [2022-11-21 16:59:49,959 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory was 70.7MB in the beginning and 70.6MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:59:49,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1052.14ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 81.4MB in the beginning and 126.7MB in the end (delta: -45.3MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-11-21 16:59:49,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 179.79ms. Allocated memory is still 182.5MB. Free memory was 126.7MB in the beginning and 110.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 16:59:49,962 INFO L158 Benchmark]: Boogie Preprocessor took 165.94ms. Allocated memory is still 182.5MB. Free memory was 110.0MB in the beginning and 100.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:59:49,963 INFO L158 Benchmark]: RCFGBuilder took 2110.91ms. Allocated memory is still 182.5MB. Free memory was 100.5MB in the beginning and 75.1MB in the end (delta: 25.4MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2022-11-21 16:59:49,968 INFO L158 Benchmark]: TraceAbstraction took 43943.68ms. Allocated memory was 182.5MB in the beginning and 752.9MB in the end (delta: 570.4MB). Free memory was 75.1MB in the beginning and 280.1MB in the end (delta: -205.0MB). Peak memory consumption was 411.5MB. Max. memory is 16.1GB. [2022-11-21 16:59:49,968 INFO L158 Benchmark]: Witness Printer took 207.23ms. Allocated memory is still 752.9MB. Free memory was 280.1MB in the beginning and 264.9MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 16:59:49,971 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 130.0MB. Free memory was 70.7MB in the beginning and 70.6MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1052.14ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 81.4MB in the beginning and 126.7MB in the end (delta: -45.3MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 179.79ms. Allocated memory is still 182.5MB. Free memory was 126.7MB in the beginning and 110.0MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.94ms. Allocated memory is still 182.5MB. Free memory was 110.0MB in the beginning and 100.5MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2110.91ms. Allocated memory is still 182.5MB. Free memory was 100.5MB in the beginning and 75.1MB in the end (delta: 25.4MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * TraceAbstraction took 43943.68ms. Allocated memory was 182.5MB in the beginning and 752.9MB in the end (delta: 570.4MB). Free memory was 75.1MB in the beginning and 280.1MB in the end (delta: -205.0MB). Peak memory consumption was 411.5MB. Max. memory is 16.1GB. * Witness Printer took 207.23ms. Allocated memory is still 752.9MB. Free memory was 280.1MB in the beginning and 264.9MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. 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: 136]: 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, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 43.8s, OverallIterations: 17, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 21.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3522 SdHoareTripleChecker+Valid, 19.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3522 mSDsluCounter, 3444 SdHoareTripleChecker+Invalid, 16.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 424 mSDsCounter, 2255 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12785 IncrementalHoareTripleChecker+Invalid, 15040 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2255 mSolverCounterUnsat, 3020 mSDtfsCounter, 12785 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 703 GetRequests, 670 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10170occurred in iteration=16, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 17 MinimizatonAttempts, 9738 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 135 NumberOfFragments, 559 HoareAnnotationTreeSize, 3 FomulaSimplifications, 8748 FormulaSimplificationTreeSizeReduction, 4.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 25284 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 6494 NumberOfCodeBlocks, 6494 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 6799 ConstructedInterpolants, 0 QuantifiedInterpolants, 20726 SizeOfPredicates, 8 NumberOfNonLiveVariables, 445 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 8354/8513 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: 1044]: Loop Invariant Derived loop invariant: ((((((((((((((((((a25 <= 10 && a29 <= 599999) && a3 == 1) && a4 == 1) && a8 == 15) || (((a25 == 11 && a29 <= 599998) && a4 == 1) && a8 == 15)) || (((a25 == 12 && a4 == 0) && a29 <= 599998) && a8 == 15)) || (((a25 == 13 && a29 <= 245) && a4 == 1) && a8 == 15)) || (((((a25 == 13 && 307 <= a23) || (a25 == 13 && a3 == 1)) && a29 <= 599998) && a4 == 1) && a8 == 15)) || ((((a25 == 11 && a29 <= 599999) && a3 == 1) && a4 == 1) && a8 == 15)) || (((a25 <= 10 && a29 <= 599998) && a4 == 1) && a8 == 15)) || ((((a4 == 0 && a25 == 11) && a29 <= 599998) && a23 <= 312) && a8 == 15)) || (((a4 == 0 && a29 + 22 <= 0) && a25 <= 10) && a8 == 15)) || ((((((a25 == 12 && 307 <= a23) && a29 <= 599998) && a3 == 1) && a4 == 1) && a8 == 15) && (!(input == 6) || a29 <= 277))) || ((((a29 + 21 <= 0 && a25 == 12) && a3 == 1) && a4 == 1) && a8 == 15)) || (((a25 == 12 && a29 + 22 <= 0) && a4 == 1) && a8 == 15)) || ((((a4 == 0 && a25 <= 10) && a29 <= 245) && a23 <= 138) && a8 == 15)) || (((((0 < a23 + 43 && a25 <= 10) && a3 == 1) && a23 <= 138) && a4 == 1) && a8 == 15)) || ((((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a29 <= 599998) && a8 == 15)) || (((((a25 == 13 && a4 == 0) && a29 + 22 <= 0) && 0 < a23 + 43) && a23 <= 138) && a8 == 15) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((((((((((((((((a25 <= 10 && a29 <= 599999) && a3 == 1) && a4 == 1) && a8 == 15) || (((a25 == 11 && a29 <= 599998) && a4 == 1) && a8 == 15)) || (((a25 == 12 && a4 == 0) && a29 <= 599998) && a8 == 15)) || (((a25 == 13 && a29 <= 245) && a4 == 1) && a8 == 15)) || (((((a25 == 13 && 307 <= a23) || (a25 == 13 && a3 == 1)) && a29 <= 599998) && a4 == 1) && a8 == 15)) || ((((a25 == 11 && a29 <= 599999) && a3 == 1) && a4 == 1) && a8 == 15)) || (((a25 <= 10 && a29 <= 599998) && a4 == 1) && a8 == 15)) || ((((a4 == 0 && a25 == 11) && a29 <= 599998) && a23 <= 312) && a8 == 15)) || (((a4 == 0 && a29 + 22 <= 0) && a25 <= 10) && a8 == 15)) || ((((((a25 == 12 && 307 <= a23) && a29 <= 599998) && a3 == 1) && a4 == 1) && a8 == 15) && (!(input == 6) || a29 <= 277))) || ((((a29 + 21 <= 0 && a25 == 12) && a3 == 1) && a4 == 1) && a8 == 15)) || (((a25 == 12 && a29 + 22 <= 0) && a4 == 1) && a8 == 15)) || ((((a4 == 0 && a25 <= 10) && a29 <= 245) && a23 <= 138) && a8 == 15)) || (((((0 < a23 + 43 && a25 <= 10) && a3 == 1) && a23 <= 138) && a4 == 1) && a8 == 15)) || ((((a23 + 43 <= 0 && a4 == 0) && a25 <= 10) && a29 <= 599998) && a8 == 15)) || (((((a25 == 13 && a4 == 0) && a29 + 22 <= 0) && 0 < a23 + 43) && a23 <= 138) && a8 == 15) - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-21 16:59:50,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3193c0a2-db2d-4f16-8e13-8d74f8f923cc/bin/uautomizer-vX5HgA9Q3a/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