./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/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_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/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_93dad928-8054-4043-a6a0-e6582dba6d93/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 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 --- 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 16:33:07,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:33:07,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:33:07,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:33:07,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:33:07,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:33:07,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:33:07,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:33:07,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:33:07,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:33:07,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:33:07,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:33:07,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:33:07,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:33:07,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:33:07,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:33:07,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:33:07,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:33:07,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:33:07,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:33:07,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:33:07,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:33:07,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:33:07,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:33:07,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:33:07,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:33:07,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:33:07,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:33:07,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:33:07,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:33:07,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:33:07,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:33:07,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:33:07,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:33:07,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:33:07,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:33:07,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:33:07,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:33:07,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:33:07,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:33:07,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:33:07,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 16:33:07,841 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:33:07,841 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:33:07,842 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:33:07,843 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:33:07,844 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:33:07,844 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:33:07,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:33:07,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:33:07,846 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:33:07,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:33:07,848 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:33:07,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:33:07,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:33:07,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:33:07,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:33:07,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:33:07,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:33:07,850 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:33:07,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:33:07,851 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:33:07,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:33:07,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:33:07,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:33:07,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:33:07,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:33:07,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:33:07,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:33:07,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:33:07,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:33:07,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:33:07,857 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:33:07,858 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:33:07,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:33:07,858 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_93dad928-8054-4043-a6a0-e6582dba6d93/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bb11b03e1d6962fa6d12d5d93aa1dd97aef360b3e232443e9b2cf50f9d87a21 [2022-11-21 16:33:08,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:33:08,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:33:08,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:33:08,326 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:33:08,327 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:33:08,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2022-11-21 16:33:11,926 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:33:12,402 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:33:12,403 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/sv-benchmarks/c/eca-rers2012/Problem15_label08.c [2022-11-21 16:33:12,422 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/data/b20b30fb7/08e8b17ab502491ebb387bfe8daac139/FLAG51f3df116 [2022-11-21 16:33:12,443 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/data/b20b30fb7/08e8b17ab502491ebb387bfe8daac139 [2022-11-21 16:33:12,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:33:12,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:33:12,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:33:12,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:33:12,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:33:12,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:12" (1/1) ... [2022-11-21 16:33:12,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59137c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:12, skipping insertion in model container [2022-11-21 16:33:12,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:12" (1/1) ... [2022-11-21 16:33:12,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:33:12,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:33:12,937 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_93dad928-8054-4043-a6a0-e6582dba6d93/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2022-11-21 16:33:13,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:33:13,655 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:33:13,685 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_93dad928-8054-4043-a6a0-e6582dba6d93/sv-benchmarks/c/eca-rers2012/Problem15_label08.c[6299,6312] [2022-11-21 16:33:13,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:33:14,001 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:33:14,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14 WrapperNode [2022-11-21 16:33:14,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:33:14,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:33:14,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:33:14,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:33:14,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,371 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-21 16:33:14,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:33:14,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:33:14,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:33:14,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:33:14,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,604 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:33:14,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:33:14,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:33:14,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:33:14,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (1/1) ... [2022-11-21 16:33:14,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:33:14,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:33:14,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:33:14,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:33:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:33:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:33:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:33:14,847 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:33:14,850 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:33:18,488 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:33:18,507 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:33:18,508 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:33:18,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:33:18 BoogieIcfgContainer [2022-11-21 16:33:18,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:33:18,516 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:33:18,517 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:33:18,520 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:33:18,521 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:33:12" (1/3) ... [2022-11-21 16:33:18,523 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b38cb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:33:18, skipping insertion in model container [2022-11-21 16:33:18,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:14" (2/3) ... [2022-11-21 16:33:18,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b38cb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:33:18, skipping insertion in model container [2022-11-21 16:33:18,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:33:18" (3/3) ... [2022-11-21 16:33:18,528 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label08.c [2022-11-21 16:33:18,551 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:33:18,551 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:33:18,662 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:33:18,670 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;@a86ed7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:33:18,671 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:33:18,680 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:33:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 16:33:18,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:18,715 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:18,715 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:18,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:18,722 INFO L85 PathProgramCache]: Analyzing trace with hash 2122806209, now seen corresponding path program 1 times [2022-11-21 16:33:18,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:18,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038137857] [2022-11-21 16:33:18,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:18,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:19,305 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 16:33:19,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:19,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038137857] [2022-11-21 16:33:19,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038137857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:19,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:19,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:33:19,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476055870] [2022-11-21 16:33:19,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:19,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:19,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:19,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:19,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:19,371 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 16:33:22,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:22,215 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-11-21 16:33:22,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:22,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 51 [2022-11-21 16:33:22,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:22,235 INFO L225 Difference]: With dead ends: 1155 [2022-11-21 16:33:22,236 INFO L226 Difference]: Without dead ends: 667 [2022-11-21 16:33:22,240 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 16:33:22,244 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 293 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:22,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-21 16:33:22,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-11-21 16:33:22,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-11-21 16:33:22,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 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 16:33:22,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-11-21 16:33:22,360 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 51 [2022-11-21 16:33:22,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:22,362 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-11-21 16:33:22,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 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 16:33:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-11-21 16:33:22,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-21 16:33:22,377 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:22,377 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:33:22,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 16:33:22,379 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:22,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:22,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1480819463, now seen corresponding path program 1 times [2022-11-21 16:33:22,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:22,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715607500] [2022-11-21 16:33:22,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:22,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:22,770 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:33:22,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:22,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715607500] [2022-11-21 16:33:22,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715607500] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:22,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:22,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:33:22,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130831381] [2022-11-21 16:33:22,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:22,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:22,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:22,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:22,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:22,779 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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 16:33:25,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:25,872 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2022-11-21 16:33:25,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:25,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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 126 [2022-11-21 16:33:25,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:25,879 INFO L225 Difference]: With dead ends: 1955 [2022-11-21 16:33:25,879 INFO L226 Difference]: Without dead ends: 1292 [2022-11-21 16:33:25,881 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 16:33:25,883 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 258 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:25,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 327 Invalid, 1249 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-21 16:33:25,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2022-11-21 16:33:25,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2022-11-21 16:33:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 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 16:33:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2022-11-21 16:33:25,929 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 126 [2022-11-21 16:33:25,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:25,930 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2022-11-21 16:33:25,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.0) internal successors, (126), 2 states have internal predecessors, (126), 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 16:33:25,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2022-11-21 16:33:25,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-21 16:33:25,933 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:25,933 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:33:25,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 16:33:25,934 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:25,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:25,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1300617233, now seen corresponding path program 1 times [2022-11-21 16:33:25,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:25,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741360942] [2022-11-21 16:33:25,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:25,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:33:26,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:26,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741360942] [2022-11-21 16:33:26,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741360942] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:26,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:26,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:33:26,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161449293] [2022-11-21 16:33:26,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:26,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:26,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:26,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:26,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:26,204 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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 16:33:28,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:28,852 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2022-11-21 16:33:28,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:28,855 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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 130 [2022-11-21 16:33:28,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:28,865 INFO L225 Difference]: With dead ends: 3764 [2022-11-21 16:33:28,865 INFO L226 Difference]: Without dead ends: 2484 [2022-11-21 16:33:28,867 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 16:33:28,869 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 236 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:28,869 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [236 Valid, 366 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-21 16:33:28,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-11-21 16:33:28,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-11-21 16:33:28,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 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 16:33:28,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2022-11-21 16:33:28,928 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 130 [2022-11-21 16:33:28,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:28,929 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2022-11-21 16:33:28,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 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 16:33:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2022-11-21 16:33:28,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2022-11-21 16:33:28,934 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:28,934 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:28,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 16:33:28,935 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:28,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:28,936 INFO L85 PathProgramCache]: Analyzing trace with hash 26872092, now seen corresponding path program 1 times [2022-11-21 16:33:28,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:28,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378337293] [2022-11-21 16:33:28,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:28,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:29,226 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-21 16:33:29,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:29,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378337293] [2022-11-21 16:33:29,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378337293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:29,228 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:29,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:33:29,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345486170] [2022-11-21 16:33:29,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:29,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:29,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:29,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:29,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:29,230 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 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 16:33:31,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:31,667 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2022-11-21 16:33:31,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:31,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 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 221 [2022-11-21 16:33:31,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:31,682 INFO L225 Difference]: With dead ends: 6166 [2022-11-21 16:33:31,683 INFO L226 Difference]: Without dead ends: 3986 [2022-11-21 16:33:31,685 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 16:33:31,687 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:31,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-21 16:33:31,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-11-21 16:33:31,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-11-21 16:33:31,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 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 16:33:31,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2022-11-21 16:33:31,785 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 221 [2022-11-21 16:33:31,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:31,787 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2022-11-21 16:33:31,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 2 states have internal predecessors, (144), 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 16:33:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2022-11-21 16:33:31,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2022-11-21 16:33:31,795 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:31,796 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:31,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 16:33:31,796 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:31,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:31,797 INFO L85 PathProgramCache]: Analyzing trace with hash -758886988, now seen corresponding path program 1 times [2022-11-21 16:33:31,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:31,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439361388] [2022-11-21 16:33:31,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:31,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-21 16:33:32,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:32,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439361388] [2022-11-21 16:33:32,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439361388] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:32,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:32,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:33:32,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859786173] [2022-11-21 16:33:32,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:32,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:32,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:32,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:32,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:32,759 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:33:34,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:34,918 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2022-11-21 16:33:34,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:34,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 323 [2022-11-21 16:33:34,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:34,933 INFO L225 Difference]: With dead ends: 7661 [2022-11-21 16:33:34,933 INFO L226 Difference]: Without dead ends: 3981 [2022-11-21 16:33:34,937 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 16:33:34,938 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:34,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-21 16:33:34,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-11-21 16:33:35,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-11-21 16:33:35,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 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 16:33:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2022-11-21 16:33:35,025 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 323 [2022-11-21 16:33:35,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:35,026 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2022-11-21 16:33:35,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:33:35,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2022-11-21 16:33:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2022-11-21 16:33:35,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:35,034 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:35,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 16:33:35,035 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:35,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:35,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1026245797, now seen corresponding path program 1 times [2022-11-21 16:33:35,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:35,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368825594] [2022-11-21 16:33:35,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:35,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 16:33:35,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:35,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368825594] [2022-11-21 16:33:35,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368825594] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:35,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:35,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:33:35,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326552500] [2022-11-21 16:33:35,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:35,457 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:35,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:35,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:35,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:35,459 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 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 16:33:38,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:38,630 INFO L93 Difference]: Finished difference Result 8857 states and 10953 transitions. [2022-11-21 16:33:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:38,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 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 338 [2022-11-21 16:33:38,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:38,650 INFO L225 Difference]: With dead ends: 8857 [2022-11-21 16:33:38,651 INFO L226 Difference]: Without dead ends: 5177 [2022-11-21 16:33:38,655 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 16:33:38,656 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 264 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:38,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-21 16:33:38,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5177 states. [2022-11-21 16:33:38,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5177 to 3678. [2022-11-21 16:33:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3678 states, 3677 states have (on average 1.2181125917867828) internal successors, (4479), 3677 states have internal predecessors, (4479), 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 16:33:38,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3678 states and 4479 transitions. [2022-11-21 16:33:38,753 INFO L78 Accepts]: Start accepts. Automaton has 3678 states and 4479 transitions. Word has length 338 [2022-11-21 16:33:38,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:38,754 INFO L495 AbstractCegarLoop]: Abstraction has 3678 states and 4479 transitions. [2022-11-21 16:33:38,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 83.0) internal successors, (249), 3 states have internal predecessors, (249), 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 16:33:38,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 4479 transitions. [2022-11-21 16:33:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-11-21 16:33:38,763 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:38,764 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:38,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 16:33:38,764 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:38,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:38,765 INFO L85 PathProgramCache]: Analyzing trace with hash 670102626, now seen corresponding path program 1 times [2022-11-21 16:33:38,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:38,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955542544] [2022-11-21 16:33:38,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:38,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-21 16:33:39,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:39,405 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955542544] [2022-11-21 16:33:39,405 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955542544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:39,405 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:39,406 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:33:39,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707627315] [2022-11-21 16:33:39,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:39,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:39,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:39,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:39,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:39,409 INFO L87 Difference]: Start difference. First operand 3678 states and 4479 transitions. Second operand has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 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 16:33:42,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:42,148 INFO L93 Difference]: Finished difference Result 9157 states and 11369 transitions. [2022-11-21 16:33:42,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:42,150 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 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 397 [2022-11-21 16:33:42,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:42,170 INFO L225 Difference]: With dead ends: 9157 [2022-11-21 16:33:42,170 INFO L226 Difference]: Without dead ends: 5780 [2022-11-21 16:33:42,175 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 16:33:42,176 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 277 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:42,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-21 16:33:42,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-11-21 16:33:42,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5182. [2022-11-21 16:33:42,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5182 states, 5181 states have (on average 1.1767998455896544) internal successors, (6097), 5181 states have internal predecessors, (6097), 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 16:33:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 5182 states and 6097 transitions. [2022-11-21 16:33:42,296 INFO L78 Accepts]: Start accepts. Automaton has 5182 states and 6097 transitions. Word has length 397 [2022-11-21 16:33:42,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:42,297 INFO L495 AbstractCegarLoop]: Abstraction has 5182 states and 6097 transitions. [2022-11-21 16:33:42,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 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 16:33:42,297 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 6097 transitions. [2022-11-21 16:33:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-11-21 16:33:42,306 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:42,307 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:42,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 16:33:42,307 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:42,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:42,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1374004594, now seen corresponding path program 1 times [2022-11-21 16:33:42,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:42,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183422203] [2022-11-21 16:33:42,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:42,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:33:42,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:42,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183422203] [2022-11-21 16:33:42,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183422203] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:42,854 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:42,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:33:42,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352316978] [2022-11-21 16:33:42,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:42,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:42,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:42,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:42,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:42,857 INFO L87 Difference]: Start difference. First operand 5182 states and 6097 transitions. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 16:33:45,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:45,349 INFO L93 Difference]: Finished difference Result 11868 states and 14277 transitions. [2022-11-21 16:33:45,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:45,350 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 403 [2022-11-21 16:33:45,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:45,374 INFO L225 Difference]: With dead ends: 11868 [2022-11-21 16:33:45,375 INFO L226 Difference]: Without dead ends: 6987 [2022-11-21 16:33:45,381 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 16:33:45,382 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 248 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:45,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 603 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-21 16:33:45,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6987 states. [2022-11-21 16:33:45,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6987 to 6087. [2022-11-21 16:33:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6087 states, 6086 states have (on average 1.1628327308577062) internal successors, (7077), 6086 states have internal predecessors, (7077), 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 16:33:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 6087 states and 7077 transitions. [2022-11-21 16:33:45,567 INFO L78 Accepts]: Start accepts. Automaton has 6087 states and 7077 transitions. Word has length 403 [2022-11-21 16:33:45,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:45,568 INFO L495 AbstractCegarLoop]: Abstraction has 6087 states and 7077 transitions. [2022-11-21 16:33:45,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 16:33:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 6087 states and 7077 transitions. [2022-11-21 16:33:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2022-11-21 16:33:45,578 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:45,579 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:33:45,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 16:33:45,580 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:45,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:45,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1859644683, now seen corresponding path program 1 times [2022-11-21 16:33:45,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:45,582 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888449148] [2022-11-21 16:33:45,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:45,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:45,981 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-21 16:33:45,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:45,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888449148] [2022-11-21 16:33:45,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888449148] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:45,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:45,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:33:45,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995260405] [2022-11-21 16:33:45,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:45,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:45,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:45,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:45,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:45,986 INFO L87 Difference]: Start difference. First operand 6087 states and 7077 transitions. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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 16:33:48,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:48,312 INFO L93 Difference]: Finished difference Result 13667 states and 16224 transitions. [2022-11-21 16:33:48,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:48,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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 420 [2022-11-21 16:33:48,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:48,336 INFO L225 Difference]: With dead ends: 13667 [2022-11-21 16:33:48,336 INFO L226 Difference]: Without dead ends: 7881 [2022-11-21 16:33:48,342 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 16:33:48,345 INFO L413 NwaCegarLoop]: 579 mSDtfsCounter, 248 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 617 SdHoareTripleChecker+Invalid, 1122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:48,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 617 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-21 16:33:48,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7881 states. [2022-11-21 16:33:48,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7881 to 7877. [2022-11-21 16:33:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7877 states, 7876 states have (on average 1.1457592686642966) internal successors, (9024), 7876 states have internal predecessors, (9024), 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 16:33:48,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 9024 transitions. [2022-11-21 16:33:48,490 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 9024 transitions. Word has length 420 [2022-11-21 16:33:48,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:48,491 INFO L495 AbstractCegarLoop]: Abstraction has 7877 states and 9024 transitions. [2022-11-21 16:33:48,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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 16:33:48,492 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 9024 transitions. [2022-11-21 16:33:48,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2022-11-21 16:33:48,502 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:48,502 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:48,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-21 16:33:48,503 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:48,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:48,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1017641080, now seen corresponding path program 1 times [2022-11-21 16:33:48,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:48,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145571581] [2022-11-21 16:33:48,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:48,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:49,599 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 49 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:33:49,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:49,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145571581] [2022-11-21 16:33:49,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145571581] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:33:49,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623499478] [2022-11-21 16:33:49,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:49,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:33:49,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:33:49,611 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:33:49,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:33:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:49,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:33:49,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:33:54,011 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-21 16:33:54,011 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:33:54,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623499478] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:54,012 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:33:54,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-21 16:33:54,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343528850] [2022-11-21 16:33:54,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:54,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:54,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:54,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:54,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:33:54,014 INFO L87 Difference]: Start difference. First operand 7877 states and 9024 transitions. Second operand has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 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 16:33:56,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:33:56,742 INFO L93 Difference]: Finished difference Result 20243 states and 23286 transitions. [2022-11-21 16:33:56,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:33:56,743 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 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 428 [2022-11-21 16:33:56,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:33:56,769 INFO L225 Difference]: With dead ends: 20243 [2022-11-21 16:33:56,770 INFO L226 Difference]: Without dead ends: 12667 [2022-11-21 16:33:56,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:33:56,779 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 331 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:33:56,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 178 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-21 16:33:56,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12667 states. [2022-11-21 16:33:56,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12667 to 10870. [2022-11-21 16:33:56,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10870 states, 10869 states have (on average 1.1469316404453032) internal successors, (12466), 10869 states have internal predecessors, (12466), 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 16:33:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10870 states to 10870 states and 12466 transitions. [2022-11-21 16:33:56,986 INFO L78 Accepts]: Start accepts. Automaton has 10870 states and 12466 transitions. Word has length 428 [2022-11-21 16:33:56,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:33:56,987 INFO L495 AbstractCegarLoop]: Abstraction has 10870 states and 12466 transitions. [2022-11-21 16:33:56,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.66666666666667) internal successors, (323), 3 states have internal predecessors, (323), 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 16:33:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 10870 states and 12466 transitions. [2022-11-21 16:33:56,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2022-11-21 16:33:56,996 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:33:56,996 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:33:57,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:33:57,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-21 16:33:57,204 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:33:57,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:33:57,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1989952700, now seen corresponding path program 1 times [2022-11-21 16:33:57,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:33:57,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90786778] [2022-11-21 16:33:57,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:33:57,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:33:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:33:58,216 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 431 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-21 16:33:58,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:33:58,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90786778] [2022-11-21 16:33:58,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90786778] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:33:58,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:33:58,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:33:58,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811076528] [2022-11-21 16:33:58,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:33:58,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:33:58,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:33:58,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:33:58,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:33:58,221 INFO L87 Difference]: Start difference. First operand 10870 states and 12466 transitions. Second operand has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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 16:34:01,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:34:01,121 INFO L93 Difference]: Finished difference Result 26837 states and 31061 transitions. [2022-11-21 16:34:01,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:34:01,122 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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 539 [2022-11-21 16:34:01,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:34:01,150 INFO L225 Difference]: With dead ends: 26837 [2022-11-21 16:34:01,151 INFO L226 Difference]: Without dead ends: 16268 [2022-11-21 16:34:01,159 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 16:34:01,160 INFO L413 NwaCegarLoop]: 587 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 1209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:34:01,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 620 Invalid, 1209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-21 16:34:01,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16268 states. [2022-11-21 16:34:01,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16268 to 15657. [2022-11-21 16:34:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15657 states, 15656 states have (on average 1.1357307102708227) internal successors, (17781), 15656 states have internal predecessors, (17781), 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 16:34:01,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15657 states to 15657 states and 17781 transitions. [2022-11-21 16:34:01,409 INFO L78 Accepts]: Start accepts. Automaton has 15657 states and 17781 transitions. Word has length 539 [2022-11-21 16:34:01,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:34:01,409 INFO L495 AbstractCegarLoop]: Abstraction has 15657 states and 17781 transitions. [2022-11-21 16:34:01,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 110.33333333333333) internal successors, (331), 3 states have internal predecessors, (331), 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 16:34:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 15657 states and 17781 transitions. [2022-11-21 16:34:01,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2022-11-21 16:34:01,419 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:34:01,419 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:34:01,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-21 16:34:01,420 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:34:01,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:34:01,420 INFO L85 PathProgramCache]: Analyzing trace with hash 798464159, now seen corresponding path program 1 times [2022-11-21 16:34:01,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:34:01,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112498762] [2022-11-21 16:34:01,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:01,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:34:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-11-21 16:34:01,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:34:01,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112498762] [2022-11-21 16:34:01,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112498762] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:34:01,957 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:34:01,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:34:01,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641868998] [2022-11-21 16:34:01,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:34:01,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:34:01,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:34:01,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:34:01,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:34:01,959 INFO L87 Difference]: Start difference. First operand 15657 states and 17781 transitions. Second operand has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:34:04,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:34:04,295 INFO L93 Difference]: Finished difference Result 31309 states and 35593 transitions. [2022-11-21 16:34:04,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:34:04,296 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 552 [2022-11-21 16:34:04,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:34:04,323 INFO L225 Difference]: With dead ends: 31309 [2022-11-21 16:34:04,324 INFO L226 Difference]: Without dead ends: 15953 [2022-11-21 16:34:04,337 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 16:34:04,337 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 465 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:34:04,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 71 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 845 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-21 16:34:04,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15953 states. [2022-11-21 16:34:04,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15953 to 15653. [2022-11-21 16:34:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15653 states, 15652 states have (on average 1.1355737285969845) internal successors, (17774), 15652 states have internal predecessors, (17774), 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 16:34:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15653 states to 15653 states and 17774 transitions. [2022-11-21 16:34:04,591 INFO L78 Accepts]: Start accepts. Automaton has 15653 states and 17774 transitions. Word has length 552 [2022-11-21 16:34:04,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:34:04,592 INFO L495 AbstractCegarLoop]: Abstraction has 15653 states and 17774 transitions. [2022-11-21 16:34:04,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.66666666666667) internal successors, (326), 3 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:34:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 15653 states and 17774 transitions. [2022-11-21 16:34:04,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2022-11-21 16:34:04,603 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:34:04,603 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:34:04,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-21 16:34:04,604 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:34:04,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:34:04,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1098791534, now seen corresponding path program 1 times [2022-11-21 16:34:04,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:34:04,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106676100] [2022-11-21 16:34:04,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:04,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:34:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:05,114 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-11-21 16:34:05,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:34:05,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106676100] [2022-11-21 16:34:05,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106676100] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:34:05,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:34:05,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:34:05,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458550599] [2022-11-21 16:34:05,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:34:05,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:34:05,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:34:05,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:34:05,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:34:05,118 INFO L87 Difference]: Start difference. First operand 15653 states and 17774 transitions. Second operand has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 16:34:07,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:34:07,028 INFO L93 Difference]: Finished difference Result 32799 states and 37288 transitions. [2022-11-21 16:34:07,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:34:07,029 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 572 [2022-11-21 16:34:07,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:34:07,055 INFO L225 Difference]: With dead ends: 32799 [2022-11-21 16:34:07,056 INFO L226 Difference]: Without dead ends: 17447 [2022-11-21 16:34:07,067 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 16:34:07,068 INFO L413 NwaCegarLoop]: 269 mSDtfsCounter, 266 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 266 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-21 16:34:07,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [266 Valid, 331 Invalid, 983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 740 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-21 16:34:07,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17447 states. [2022-11-21 16:34:07,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17447 to 13557. [2022-11-21 16:34:07,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13557 states, 13556 states have (on average 1.1453968722336973) internal successors, (15527), 13556 states have internal predecessors, (15527), 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 16:34:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13557 states to 13557 states and 15527 transitions. [2022-11-21 16:34:07,320 INFO L78 Accepts]: Start accepts. Automaton has 13557 states and 15527 transitions. Word has length 572 [2022-11-21 16:34:07,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:34:07,321 INFO L495 AbstractCegarLoop]: Abstraction has 13557 states and 15527 transitions. [2022-11-21 16:34:07,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.33333333333334) internal successors, (403), 3 states have internal predecessors, (403), 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 16:34:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 13557 states and 15527 transitions. [2022-11-21 16:34:07,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2022-11-21 16:34:07,332 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:34:07,332 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-21 16:34:07,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-21 16:34:07,333 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:34:07,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:34:07,334 INFO L85 PathProgramCache]: Analyzing trace with hash -461697382, now seen corresponding path program 1 times [2022-11-21 16:34:07,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:34:07,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051069151] [2022-11-21 16:34:07,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:07,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:34:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 565 proven. 39 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2022-11-21 16:34:08,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:34:08,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051069151] [2022-11-21 16:34:08,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051069151] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:34:08,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597816541] [2022-11-21 16:34:08,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:08,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:34:08,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:34:08,480 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:34:08,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-21 16:34:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:08,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:34:08,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:34:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2022-11-21 16:34:08,903 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:34:08,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597816541] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:34:08,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:34:08,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-21 16:34:08,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339287131] [2022-11-21 16:34:08,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:34:08,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:34:08,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:34:08,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:34:08,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:34:08,910 INFO L87 Difference]: Start difference. First operand 13557 states and 15527 transitions. Second operand has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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 16:34:11,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:34:11,227 INFO L93 Difference]: Finished difference Result 29802 states and 34429 transitions. [2022-11-21 16:34:11,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:34:11,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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 579 [2022-11-21 16:34:11,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:34:11,247 INFO L225 Difference]: With dead ends: 29802 [2022-11-21 16:34:11,247 INFO L226 Difference]: Without dead ends: 16546 [2022-11-21 16:34:11,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 582 GetRequests, 578 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:34:11,256 INFO L413 NwaCegarLoop]: 426 mSDtfsCounter, 362 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 963 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 1090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:34:11,256 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [362 Valid, 445 Invalid, 1090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 963 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-21 16:34:11,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16546 states. [2022-11-21 16:34:11,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16546 to 16546. [2022-11-21 16:34:11,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16546 states, 16545 states have (on average 1.1320640676941673) internal successors, (18730), 16545 states have internal predecessors, (18730), 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 16:34:11,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16546 states to 16546 states and 18730 transitions. [2022-11-21 16:34:11,500 INFO L78 Accepts]: Start accepts. Automaton has 16546 states and 18730 transitions. Word has length 579 [2022-11-21 16:34:11,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:34:11,500 INFO L495 AbstractCegarLoop]: Abstraction has 16546 states and 18730 transitions. [2022-11-21 16:34:11,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.0) internal successors, (255), 3 states have internal predecessors, (255), 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 16:34:11,501 INFO L276 IsEmpty]: Start isEmpty. Operand 16546 states and 18730 transitions. [2022-11-21 16:34:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2022-11-21 16:34:11,512 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:34:11,513 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:34:11,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:34:11,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-21 16:34:11,720 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:34:11,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:34:11,720 INFO L85 PathProgramCache]: Analyzing trace with hash -1902678979, now seen corresponding path program 1 times [2022-11-21 16:34:11,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:34:11,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494376745] [2022-11-21 16:34:11,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:11,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:34:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 437 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-21 16:34:12,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:34:12,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494376745] [2022-11-21 16:34:12,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494376745] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:34:12,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:34:12,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:34:12,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180345135] [2022-11-21 16:34:12,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:34:12,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:34:12,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:34:12,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:34:12,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:34:12,602 INFO L87 Difference]: Start difference. First operand 16546 states and 18730 transitions. Second operand has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 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 16:34:15,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:34:15,069 INFO L93 Difference]: Finished difference Result 40867 states and 46391 transitions. [2022-11-21 16:34:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:34:15,070 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 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 613 [2022-11-21 16:34:15,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:34:15,097 INFO L225 Difference]: With dead ends: 40867 [2022-11-21 16:34:15,097 INFO L226 Difference]: Without dead ends: 21632 [2022-11-21 16:34:15,110 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 16:34:15,111 INFO L413 NwaCegarLoop]: 492 mSDtfsCounter, 179 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 849 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:34:15,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 523 Invalid, 1157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 849 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-11-21 16:34:15,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21632 states. [2022-11-21 16:34:15,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21632 to 19538. [2022-11-21 16:34:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19538 states, 19537 states have (on average 1.0825101090239033) internal successors, (21149), 19537 states have internal predecessors, (21149), 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 16:34:15,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19538 states to 19538 states and 21149 transitions. [2022-11-21 16:34:15,410 INFO L78 Accepts]: Start accepts. Automaton has 19538 states and 21149 transitions. Word has length 613 [2022-11-21 16:34:15,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:34:15,411 INFO L495 AbstractCegarLoop]: Abstraction has 19538 states and 21149 transitions. [2022-11-21 16:34:15,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 169.33333333333334) internal successors, (508), 3 states have internal predecessors, (508), 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 16:34:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 19538 states and 21149 transitions. [2022-11-21 16:34:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2022-11-21 16:34:15,425 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:34:15,426 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:34:15,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-21 16:34:15,426 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:34:15,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:34:15,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1415962773, now seen corresponding path program 1 times [2022-11-21 16:34:15,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:34:15,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31343221] [2022-11-21 16:34:15,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:34:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:18,173 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 223 proven. 405 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:34:18,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:34:18,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31343221] [2022-11-21 16:34:18,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31343221] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:34:18,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982476413] [2022-11-21 16:34:18,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:18,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:34:18,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:34:18,176 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:34:18,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-21 16:34:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:18,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-21 16:34:18,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:34:23,814 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 473 proven. 49 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-21 16:34:23,815 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:34:29,129 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 473 proven. 49 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-21 16:34:29,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982476413] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:34:29,129 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:34:29,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2022-11-21 16:34:29,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120321531] [2022-11-21 16:34:29,131 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:34:29,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-21 16:34:29,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:34:29,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-21 16:34:29,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2022-11-21 16:34:29,137 INFO L87 Difference]: Start difference. First operand 19538 states and 21149 transitions. Second operand has 14 states, 14 states have (on average 114.85714285714286) internal successors, (1608), 14 states have internal predecessors, (1608), 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 16:34:52,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:34:52,265 INFO L93 Difference]: Finished difference Result 73784 states and 79444 transitions. [2022-11-21 16:34:52,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-11-21 16:34:52,266 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 114.85714285714286) internal successors, (1608), 14 states have internal predecessors, (1608), 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 723 [2022-11-21 16:34:52,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:34:52,334 INFO L225 Difference]: With dead ends: 73784 [2022-11-21 16:34:52,334 INFO L226 Difference]: Without dead ends: 53661 [2022-11-21 16:34:52,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1562 GetRequests, 1484 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2378 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1298, Invalid=5022, Unknown=0, NotChecked=0, Total=6320 [2022-11-21 16:34:52,357 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 13827 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 15356 mSolverCounterSat, 3965 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13827 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 19321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3965 IncrementalHoareTripleChecker+Valid, 15356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:34:52,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13827 Valid, 427 Invalid, 19321 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3965 Valid, 15356 Invalid, 0 Unknown, 0 Unchecked, 20.0s Time] [2022-11-21 16:34:52,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53661 states. [2022-11-21 16:34:52,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53661 to 24618. [2022-11-21 16:34:52,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24618 states, 24617 states have (on average 1.0712109517812893) internal successors, (26370), 24617 states have internal predecessors, (26370), 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 16:34:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24618 states to 24618 states and 26370 transitions. [2022-11-21 16:34:53,033 INFO L78 Accepts]: Start accepts. Automaton has 24618 states and 26370 transitions. Word has length 723 [2022-11-21 16:34:53,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:34:53,034 INFO L495 AbstractCegarLoop]: Abstraction has 24618 states and 26370 transitions. [2022-11-21 16:34:53,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 114.85714285714286) internal successors, (1608), 14 states have internal predecessors, (1608), 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 16:34:53,035 INFO L276 IsEmpty]: Start isEmpty. Operand 24618 states and 26370 transitions. [2022-11-21 16:34:53,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2022-11-21 16:34:53,054 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:34:53,054 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:34:53,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:34:53,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-21 16:34:53,262 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:34:53,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:34:53,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1023642737, now seen corresponding path program 1 times [2022-11-21 16:34:53,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:34:53,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583050949] [2022-11-21 16:34:53,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:53,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:34:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 478 proven. 357 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2022-11-21 16:34:55,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:34:55,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583050949] [2022-11-21 16:34:55,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583050949] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:34:55,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924176850] [2022-11-21 16:34:55,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:55,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:34:55,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:34:55,202 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:34:55,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-21 16:34:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:55,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:34:55,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:34:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 954 trivial. 0 not checked. [2022-11-21 16:34:55,769 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:34:55,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [924176850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:34:55,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-21 16:34:55,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-21 16:34:55,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23715728] [2022-11-21 16:34:55,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:34:55,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:34:55,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:34:55,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:34:55,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:34:55,773 INFO L87 Difference]: Start difference. First operand 24618 states and 26370 transitions. Second operand has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:34:57,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:34:57,888 INFO L93 Difference]: Finished difference Result 48035 states and 51484 transitions. [2022-11-21 16:34:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:34:57,889 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 781 [2022-11-21 16:34:57,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:34:57,913 INFO L225 Difference]: With dead ends: 48035 [2022-11-21 16:34:57,913 INFO L226 Difference]: Without dead ends: 23419 [2022-11-21 16:34:57,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 785 GetRequests, 782 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:34:57,929 INFO L413 NwaCegarLoop]: 498 mSDtfsCounter, 278 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:34:57,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [278 Valid, 535 Invalid, 925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-21 16:34:57,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23419 states. [2022-11-21 16:34:58,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23419 to 22821. [2022-11-21 16:34:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22821 states, 22820 states have (on average 1.0439526730937774) internal successors, (23823), 22820 states have internal predecessors, (23823), 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 16:34:58,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22821 states to 22821 states and 23823 transitions. [2022-11-21 16:34:58,242 INFO L78 Accepts]: Start accepts. Automaton has 22821 states and 23823 transitions. Word has length 781 [2022-11-21 16:34:58,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:34:58,243 INFO L495 AbstractCegarLoop]: Abstraction has 22821 states and 23823 transitions. [2022-11-21 16:34:58,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:34:58,243 INFO L276 IsEmpty]: Start isEmpty. Operand 22821 states and 23823 transitions. [2022-11-21 16:34:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2022-11-21 16:34:58,260 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:34:58,260 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:34:58,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-21 16:34:58,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-21 16:34:58,466 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:34:58,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:34:58,467 INFO L85 PathProgramCache]: Analyzing trace with hash -748444098, now seen corresponding path program 1 times [2022-11-21 16:34:58,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:34:58,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934781750] [2022-11-21 16:34:58,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:34:58,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:34:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:34:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 844 trivial. 0 not checked. [2022-11-21 16:34:59,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:34:59,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934781750] [2022-11-21 16:34:59,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934781750] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:34:59,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:34:59,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:34:59,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882710874] [2022-11-21 16:34:59,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:34:59,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:34:59,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:34:59,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:34:59,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:34:59,116 INFO L87 Difference]: Start difference. First operand 22821 states and 23823 transitions. Second operand has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:35:01,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:35:01,538 INFO L93 Difference]: Finished difference Result 50428 states and 52624 transitions. [2022-11-21 16:35:01,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:35:01,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 821 [2022-11-21 16:35:01,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:35:01,573 INFO L225 Difference]: With dead ends: 50428 [2022-11-21 16:35:01,574 INFO L226 Difference]: Without dead ends: 27609 [2022-11-21 16:35:01,588 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 16:35:01,588 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 291 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:01,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 437 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-21 16:35:01,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27609 states. [2022-11-21 16:35:01,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27609 to 25207. [2022-11-21 16:35:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25207 states, 25206 states have (on average 1.040307863207173) internal successors, (26222), 25206 states have internal predecessors, (26222), 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 16:35:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25207 states to 25207 states and 26222 transitions. [2022-11-21 16:35:01,922 INFO L78 Accepts]: Start accepts. Automaton has 25207 states and 26222 transitions. Word has length 821 [2022-11-21 16:35:01,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:35:01,923 INFO L495 AbstractCegarLoop]: Abstraction has 25207 states and 26222 transitions. [2022-11-21 16:35:01,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.0) internal successors, (327), 3 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:35:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 25207 states and 26222 transitions. [2022-11-21 16:35:01,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 888 [2022-11-21 16:35:01,939 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:35:01,940 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:35:01,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-21 16:35:01,940 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:35:01,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:35:01,941 INFO L85 PathProgramCache]: Analyzing trace with hash -215175952, now seen corresponding path program 1 times [2022-11-21 16:35:01,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:35:01,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209442841] [2022-11-21 16:35:01,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:35:01,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:35:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:35:02,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 684 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2022-11-21 16:35:02,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:35:02,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209442841] [2022-11-21 16:35:02,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209442841] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:35:02,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:35:02,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:35:02,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557845532] [2022-11-21 16:35:02,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:35:02,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:35:02,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:35:02,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:35:02,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:35:02,877 INFO L87 Difference]: Start difference. First operand 25207 states and 26222 transitions. Second operand has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 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 16:35:04,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:35:04,709 INFO L93 Difference]: Finished difference Result 54613 states and 56820 transitions. [2022-11-21 16:35:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:35:04,710 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 887 [2022-11-21 16:35:04,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:35:04,739 INFO L225 Difference]: With dead ends: 54613 [2022-11-21 16:35:04,739 INFO L226 Difference]: Without dead ends: 29707 [2022-11-21 16:35:04,752 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 16:35:04,753 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 348 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 822 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:04,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [348 Valid, 132 Invalid, 993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 822 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-21 16:35:04,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29707 states. [2022-11-21 16:35:05,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29707 to 27896. [2022-11-21 16:35:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27896 states, 27895 states have (on average 1.0387524645993906) internal successors, (28976), 27895 states have internal predecessors, (28976), 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 16:35:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27896 states to 27896 states and 28976 transitions. [2022-11-21 16:35:05,227 INFO L78 Accepts]: Start accepts. Automaton has 27896 states and 28976 transitions. Word has length 887 [2022-11-21 16:35:05,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:35:05,228 INFO L495 AbstractCegarLoop]: Abstraction has 27896 states and 28976 transitions. [2022-11-21 16:35:05,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.0) internal successors, (573), 3 states have internal predecessors, (573), 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 16:35:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 27896 states and 28976 transitions. [2022-11-21 16:35:05,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2022-11-21 16:35:05,246 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:35:05,247 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-21 16:35:05,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-21 16:35:05,248 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:35:05,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:35:05,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1730290980, now seen corresponding path program 1 times [2022-11-21 16:35:05,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:35:05,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246201444] [2022-11-21 16:35:05,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:35:05,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:35:05,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:35:06,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1125 backedges. 748 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-11-21 16:35:06,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:35:06,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246201444] [2022-11-21 16:35:06,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246201444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:35:06,286 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:35:06,286 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:35:06,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936617359] [2022-11-21 16:35:06,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:35:06,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:35:06,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:35:06,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:35:06,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:35:06,291 INFO L87 Difference]: Start difference. First operand 27896 states and 28976 transitions. Second operand has 3 states, 3 states have (on average 206.33333333333334) internal successors, (619), 3 states have internal predecessors, (619), 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 16:35:08,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:35:08,242 INFO L93 Difference]: Finished difference Result 58794 states and 61073 transitions. [2022-11-21 16:35:08,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:35:08,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 206.33333333333334) internal successors, (619), 3 states have internal predecessors, (619), 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 900 [2022-11-21 16:35:08,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:35:08,281 INFO L225 Difference]: With dead ends: 58794 [2022-11-21 16:35:08,281 INFO L226 Difference]: Without dead ends: 31199 [2022-11-21 16:35:08,297 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 16:35:08,298 INFO L413 NwaCegarLoop]: 504 mSDtfsCounter, 32 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:08,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 546 Invalid, 846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-21 16:35:08,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31199 states. [2022-11-21 16:35:08,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31199 to 27908. [2022-11-21 16:35:08,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27908 states, 27907 states have (on average 1.0358691367757193) internal successors, (28908), 27907 states have internal predecessors, (28908), 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 16:35:08,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27908 states to 27908 states and 28908 transitions. [2022-11-21 16:35:08,719 INFO L78 Accepts]: Start accepts. Automaton has 27908 states and 28908 transitions. Word has length 900 [2022-11-21 16:35:08,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:35:08,719 INFO L495 AbstractCegarLoop]: Abstraction has 27908 states and 28908 transitions. [2022-11-21 16:35:08,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 206.33333333333334) internal successors, (619), 3 states have internal predecessors, (619), 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 16:35:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 27908 states and 28908 transitions. [2022-11-21 16:35:08,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2022-11-21 16:35:08,737 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:35:08,737 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:35:08,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-21 16:35:08,738 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:35:08,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:35:08,738 INFO L85 PathProgramCache]: Analyzing trace with hash -242622809, now seen corresponding path program 1 times [2022-11-21 16:35:08,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:35:08,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507882651] [2022-11-21 16:35:08,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:35:08,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:35:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:35:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1843 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2022-11-21 16:35:09,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:35:09,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507882651] [2022-11-21 16:35:09,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507882651] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:35:09,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:35:09,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:35:09,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691819706] [2022-11-21 16:35:09,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:35:09,618 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:35:09,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:35:09,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:35:09,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:35:09,619 INFO L87 Difference]: Start difference. First operand 27908 states and 28908 transitions. Second operand has 4 states, 4 states have (on average 83.75) internal successors, (335), 4 states have internal predecessors, (335), 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 16:35:12,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:35:12,200 INFO L93 Difference]: Finished difference Result 62398 states and 64622 transitions. [2022-11-21 16:35:12,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:35:12,201 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 83.75) internal successors, (335), 4 states have internal predecessors, (335), 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 937 [2022-11-21 16:35:12,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:35:12,253 INFO L225 Difference]: With dead ends: 62398 [2022-11-21 16:35:12,254 INFO L226 Difference]: Without dead ends: 34791 [2022-11-21 16:35:12,273 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 16:35:12,274 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 902 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 1151 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 1395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:12,275 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 189 Invalid, 1395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1151 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-21 16:35:12,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34791 states. [2022-11-21 16:35:12,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34791 to 28206. [2022-11-21 16:35:12,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28206 states, 28205 states have (on average 1.0332919695089524) internal successors, (29144), 28205 states have internal predecessors, (29144), 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 16:35:12,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28206 states to 28206 states and 29144 transitions. [2022-11-21 16:35:12,694 INFO L78 Accepts]: Start accepts. Automaton has 28206 states and 29144 transitions. Word has length 937 [2022-11-21 16:35:12,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:35:12,695 INFO L495 AbstractCegarLoop]: Abstraction has 28206 states and 29144 transitions. [2022-11-21 16:35:12,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 83.75) internal successors, (335), 4 states have internal predecessors, (335), 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 16:35:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 28206 states and 29144 transitions. [2022-11-21 16:35:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2022-11-21 16:35:12,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:35:12,715 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:35:12,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-21 16:35:12,715 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:35:12,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:35:12,715 INFO L85 PathProgramCache]: Analyzing trace with hash -410336917, now seen corresponding path program 1 times [2022-11-21 16:35:12,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:35:12,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785325971] [2022-11-21 16:35:12,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:35:12,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:35:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:35:16,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 452 proven. 796 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:35:16,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:35:16,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785325971] [2022-11-21 16:35:16,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785325971] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:35:16,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148582599] [2022-11-21 16:35:16,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:35:16,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:35:16,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:35:16,131 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:35:16,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-21 16:35:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:35:16,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 1130 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-21 16:35:16,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:35:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 769 proven. 49 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-11-21 16:35:17,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:35:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 818 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2022-11-21 16:35:18,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148582599] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-21 16:35:18,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-21 16:35:18,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7, 4] total 10 [2022-11-21 16:35:18,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061835660] [2022-11-21 16:35:18,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:35:18,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 16:35:18,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:35:18,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:35:18,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:35:18,699 INFO L87 Difference]: Start difference. First operand 28206 states and 29144 transitions. Second operand has 4 states, 4 states have (on average 156.0) internal successors, (624), 4 states have internal predecessors, (624), 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 16:35:22,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:35:22,129 INFO L93 Difference]: Finished difference Result 60318 states and 62297 transitions. [2022-11-21 16:35:22,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:35:22,133 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 156.0) internal successors, (624), 4 states have internal predecessors, (624), 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 972 [2022-11-21 16:35:22,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:35:22,165 INFO L225 Difference]: With dead ends: 60318 [2022-11-21 16:35:22,165 INFO L226 Difference]: Without dead ends: 32114 [2022-11-21 16:35:22,179 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1949 GetRequests, 1941 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-21 16:35:22,180 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 338 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 1597 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 1875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:22,180 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 87 Invalid, 1875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1597 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-21 16:35:22,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32114 states. [2022-11-21 16:35:22,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32114 to 27907. [2022-11-21 16:35:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27907 states, 27906 states have (on average 1.0331111588905613) internal successors, (28830), 27906 states have internal predecessors, (28830), 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 16:35:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27907 states to 27907 states and 28830 transitions. [2022-11-21 16:35:22,802 INFO L78 Accepts]: Start accepts. Automaton has 27907 states and 28830 transitions. Word has length 972 [2022-11-21 16:35:22,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:35:22,803 INFO L495 AbstractCegarLoop]: Abstraction has 27907 states and 28830 transitions. [2022-11-21 16:35:22,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 156.0) internal successors, (624), 4 states have internal predecessors, (624), 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 16:35:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 27907 states and 28830 transitions. [2022-11-21 16:35:22,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1084 [2022-11-21 16:35:22,852 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:35:22,853 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 16:35:22,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-21 16:35:23,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:35:23,054 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:35:23,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:35:23,055 INFO L85 PathProgramCache]: Analyzing trace with hash 548512439, now seen corresponding path program 1 times [2022-11-21 16:35:23,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:35:23,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169811969] [2022-11-21 16:35:23,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:35:23,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:35:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:35:23,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 1355 proven. 0 refuted. 0 times theorem prover too weak. 645 trivial. 0 not checked. [2022-11-21 16:35:23,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:35:23,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169811969] [2022-11-21 16:35:23,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169811969] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:35:23,900 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:35:23,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:35:23,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526156707] [2022-11-21 16:35:23,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:35:23,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:35:23,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:35:23,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:35:23,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:35:23,904 INFO L87 Difference]: Start difference. First operand 27907 states and 28830 transitions. Second operand has 3 states, 3 states have (on average 228.33333333333334) internal successors, (685), 3 states have internal predecessors, (685), 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 16:35:25,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:35:25,439 INFO L93 Difference]: Finished difference Result 47096 states and 48543 transitions. [2022-11-21 16:35:25,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:35:25,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 228.33333333333334) internal successors, (685), 3 states have internal predecessors, (685), 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 1083 [2022-11-21 16:35:25,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:35:25,457 INFO L225 Difference]: With dead ends: 47096 [2022-11-21 16:35:25,457 INFO L226 Difference]: Without dead ends: 17995 [2022-11-21 16:35:25,463 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 16:35:25,463 INFO L413 NwaCegarLoop]: 358 mSDtfsCounter, 234 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:25,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 366 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 714 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-21 16:35:25,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17995 states. [2022-11-21 16:35:25,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17995 to 15600. [2022-11-21 16:35:25,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15600 states, 15599 states have (on average 1.0237194691967433) internal successors, (15969), 15599 states have internal predecessors, (15969), 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 16:35:25,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15600 states to 15600 states and 15969 transitions. [2022-11-21 16:35:25,660 INFO L78 Accepts]: Start accepts. Automaton has 15600 states and 15969 transitions. Word has length 1083 [2022-11-21 16:35:25,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:35:25,661 INFO L495 AbstractCegarLoop]: Abstraction has 15600 states and 15969 transitions. [2022-11-21 16:35:25,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 228.33333333333334) internal successors, (685), 3 states have internal predecessors, (685), 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 16:35:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 15600 states and 15969 transitions. [2022-11-21 16:35:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1443 [2022-11-21 16:35:25,695 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:35:25,696 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, 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, 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, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:35:25,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-21 16:35:25,697 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:35:25,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:35:25,698 INFO L85 PathProgramCache]: Analyzing trace with hash -326199820, now seen corresponding path program 1 times [2022-11-21 16:35:25,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:35:25,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299601293] [2022-11-21 16:35:25,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:35:25,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:35:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:35:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3360 backedges. 1971 proven. 0 refuted. 0 times theorem prover too weak. 1389 trivial. 0 not checked. [2022-11-21 16:35:26,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:35:26,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299601293] [2022-11-21 16:35:26,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299601293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:35:26,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:35:26,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:35:26,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828007945] [2022-11-21 16:35:26,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:35:26,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 16:35:26,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:35:26,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:35:26,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:35:26,559 INFO L87 Difference]: Start difference. First operand 15600 states and 15969 transitions. Second operand has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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 16:35:27,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:35:27,872 INFO L93 Difference]: Finished difference Result 29994 states and 30709 transitions. [2022-11-21 16:35:27,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:35:27,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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 1442 [2022-11-21 16:35:27,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:35:27,874 INFO L225 Difference]: With dead ends: 29994 [2022-11-21 16:35:27,874 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 16:35:27,880 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 16:35:27,882 INFO L413 NwaCegarLoop]: 387 mSDtfsCounter, 26 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:35:27,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 402 Invalid, 740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-21 16:35:27,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 16:35:27,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 16:35:27,883 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 16:35:27,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:35:27,883 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1442 [2022-11-21 16:35:27,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:35:27,883 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:35:27,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 200.0) internal successors, (600), 3 states have internal predecessors, (600), 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 16:35:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:35:27,884 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 16:35:27,886 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:35:27,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-21 16:35:27,889 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-21 16:35:35,171 WARN L233 SmtUtils]: Spent 7.28s on a formula simplification. DAG size of input: 453 DAG size of output: 461 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-21 16:35:45,843 WARN L233 SmtUtils]: Spent 10.67s on a formula simplification. DAG size of input: 614 DAG size of output: 620 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-21 16:35:55,027 WARN L233 SmtUtils]: Spent 9.18s on a formula simplification. DAG size of input: 611 DAG size of output: 620 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-21 16:36:05,820 WARN L233 SmtUtils]: Spent 6.52s on a formula simplification. DAG size of input: 620 DAG size of output: 155 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-21 16:36:12,109 WARN L233 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 620 DAG size of output: 155 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-21 16:36:12,114 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,114 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,114 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,114 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,114 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,114 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,114 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,115 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,116 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-21 16:36:12,116 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,116 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,116 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-21 16:36:12,116 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-21 16:36:12,116 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,117 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,117 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,117 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,117 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-21 16:36:12,117 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,117 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-21 16:36:12,118 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-21 16:36:12,118 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,118 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,118 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-21 16:36:12,118 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-21 16:36:12,118 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,119 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,119 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,119 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,119 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,119 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-21 16:36:12,120 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,120 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,120 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,120 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,120 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,120 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,121 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-21 16:36:12,121 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,121 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,121 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,121 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,122 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,122 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,122 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-21 16:36:12,122 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,122 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,122 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,123 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,123 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,123 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,123 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-21 16:36:12,123 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,124 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,124 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,124 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,124 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-21 16:36:12,124 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-21 16:36:12,124 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,125 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,125 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,125 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,125 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-21 16:36:12,125 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,125 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,126 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,126 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,126 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,126 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,126 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-21 16:36:12,126 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,127 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-21 16:36:12,127 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-21 16:36:12,127 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-21 16:36:12,127 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-21 16:36:12,127 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,128 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,128 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,128 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,128 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,128 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,128 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,129 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,129 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-21 16:36:12,129 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-21 16:36:12,129 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 170) no Hoare annotation was computed. [2022-11-21 16:36:12,129 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,129 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,130 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,130 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,130 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,130 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-21 16:36:12,130 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,131 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-21 16:36:12,131 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-21 16:36:12,131 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-21 16:36:12,131 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-21 16:36:12,131 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-21 16:36:12,131 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-21 16:36:12,132 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,132 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,132 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,132 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,132 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-21 16:36:12,132 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-21 16:36:12,133 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,133 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-21 16:36:12,133 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,133 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,133 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,133 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,134 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,134 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,134 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-21 16:36:12,134 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,134 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,134 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,135 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,135 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,135 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-21 16:36:12,135 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-21 16:36:12,135 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,135 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-21 16:36:12,136 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-21 16:36:12,136 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-21 16:36:12,136 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,136 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-21 16:36:12,136 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-21 16:36:12,137 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,137 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,137 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,137 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,137 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-21 16:36:12,137 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,138 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,138 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,138 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,138 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-21 16:36:12,138 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-21 16:36:12,138 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,139 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-21 16:36:12,139 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,139 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,139 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,139 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,139 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,140 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,140 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-21 16:36:12,140 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,140 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,140 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,140 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,141 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,141 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,141 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,141 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-21 16:36:12,141 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,141 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,142 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,142 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,142 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,142 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-21 16:36:12,142 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,142 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,143 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,143 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,143 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,143 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,143 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,143 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-21 16:36:12,144 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,144 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-21 16:36:12,144 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-21 16:36:12,144 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,144 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,144 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-21 16:36:12,145 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,145 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,145 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,145 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,145 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,145 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-21 16:36:12,146 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,146 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,146 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,146 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,146 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,146 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-21 16:36:12,147 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,147 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,147 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,147 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,147 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-21 16:36:12,147 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-21 16:36:12,147 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,148 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,148 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,148 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,148 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,148 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-21 16:36:12,148 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-21 16:36:12,149 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,149 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-21 16:36:12,149 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-21 16:36:12,149 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,149 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,149 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,150 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,150 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,150 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-21 16:36:12,150 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-21 16:36:12,150 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-21 16:36:12,150 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-21 16:36:12,151 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,151 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,151 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,151 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-21 16:36:12,151 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-21 16:36:12,151 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,152 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,152 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,152 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,152 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,152 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,152 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-21 16:36:12,153 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-21 16:36:12,153 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-21 16:36:12,153 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,153 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-21 16:36:12,153 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,154 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,154 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,154 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,154 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,154 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,154 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,155 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,155 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-21 16:36:12,155 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-21 16:36:12,155 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-21 16:36:12,155 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-21 16:36:12,155 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,156 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,156 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,156 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,157 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse32 (+ ~a29~0 16)) (.cse31 (+ ~a4~0 86))) (let ((.cse10 (<= ~a29~0 43)) (.cse19 (= 3 ~a2~0)) (.cse17 (<= (+ ~a0~0 99) 0)) (.cse30 (+ ~a29~0 144)) (.cse6 (<= 0 (+ ~a0~0 60))) (.cse7 (<= .cse31 0)) (.cse9 (<= (+ 89 ~a4~0) 0)) (.cse14 (<= 0 (+ ~a0~0 145))) (.cse18 (<= .cse32 0))) (let ((.cse1 (<= 0 (+ 143 ~a0~0))) (.cse13 (not .cse18)) (.cse20 (or (and .cse6 .cse7) (and .cse9 .cse14))) (.cse27 (<= (+ ~a29~0 127) 0)) (.cse28 (not (< 0 .cse30))) (.cse23 (or (and .cse17 .cse7 .cse19) (and .cse17 .cse9))) (.cse5 (not .cse10)) (.cse8 (= ~a2~0 4)) (.cse21 (<= (+ ~a0~0 147) 0)) (.cse22 (< 0 .cse32)) (.cse26 (<= (+ 148 ~a0~0) 0)) (.cse2 (= 2 ~a2~0)) (.cse24 (= ~a2~0 1)) (.cse11 (<= 0 (+ ~a29~0 192415))) (.cse0 (< 0 .cse31)) (.cse16 (< 43 ~a29~0)) (.cse12 (<= (+ 42 ~a4~0) 0)) (.cse3 (< (div ~a29~0 5) 185854)) (.cse4 (<= (+ 98 ~a0~0) 0)) (.cse15 (<= 5 ~a2~0)) (.cse29 (<= 0 (+ 97 ~a0~0))) (.cse25 (<= .cse30 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (or (and .cse6 .cse7 .cse8) (and .cse9 .cse8)) .cse10 .cse11) (and .cse0 .cse12 .cse2 .cse3 .cse4 .cse13 .cse14) (and .cse0 .cse12 .cse4 .cse15 .cse10 .cse11) (and (or (and .cse16 .cse6 .cse7) (and .cse9 .cse5)) .cse3 .cse15) (and .cse1 (not (= 2 |ULTIMATE.start_calculate_output2_~input#1|)) .cse12 .cse17 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 2)) .cse18) .cse19) (and .cse20 .cse15 .cse10 .cse11) (and .cse0 .cse2 .cse21 .cse5) (and .cse0 .cse12 .cse21 .cse15 .cse22) (and .cse13 .cse23) (and .cse12 .cse24 .cse14 .cse25) (and .cse16 .cse26 .cse12 .cse3 .cse19) (and .cse0 .cse12 .cse21 .cse19 .cse10) (and .cse17 .cse20) (and .cse15 .cse23) (and .cse0 .cse12 .cse17 .cse3 .cse8 .cse22) (and .cse12 .cse17 .cse24 .cse11) (and .cse3 (or (and .cse16 .cse2 .cse6 .cse7) (and .cse2 .cse9) (and .cse2 .cse6 .cse7 .cse27))) (and .cse0 .cse12 .cse3 .cse4 .cse24 .cse11) (and .cse9 .cse8 .cse27) (and .cse28 .cse24 .cse7) (and .cse0 .cse26 .cse12 .cse3 .cse8) (and .cse28 .cse23) (and .cse12 .cse17 .cse3 .cse15 .cse5) (and .cse9 .cse3 .cse4 .cse8) (and .cse17 .cse7 .cse19 .cse14) (and .cse0 .cse12 .cse2 .cse21 .cse22) (and .cse29 .cse24 .cse7 .cse10) (and .cse0 .cse26 .cse12 .cse2) (and .cse0 .cse12 .cse24 .cse10 .cse11) (and .cse0 .cse16 .cse12 .cse3 .cse4 .cse15) (and .cse29 .cse7 .cse19 .cse14) (and .cse9 .cse19 .cse25))))) [2022-11-21 16:36:12,157 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-21 16:36:12,157 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-21 16:36:12,157 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,157 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,158 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,158 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,158 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,158 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,158 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,158 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-21 16:36:12,159 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,159 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-21 16:36:12,159 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-21 16:36:12,159 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,159 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-21 16:36:12,159 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-21 16:36:12,160 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-21 16:36:12,160 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-21 16:36:12,160 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,160 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,160 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,160 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,161 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,161 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-21 16:36:12,161 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-21 16:36:12,161 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,161 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-21 16:36:12,161 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-21 16:36:12,161 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,162 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,162 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-21 16:36:12,162 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,162 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,162 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,162 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,163 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse30 (+ ~a4~0 86))) (let ((.cse27 (+ ~a29~0 144)) (.cse4 (<= ~a29~0 43)) (.cse22 (= 3 ~a2~0)) (.cse8 (<= (+ ~a0~0 99) 0)) (.cse0 (<= 0 (+ ~a0~0 60))) (.cse1 (<= .cse30 0)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse18 (<= 0 (+ ~a0~0 145))) (.cse23 (<= (+ ~a29~0 16) 0))) (let ((.cse20 (<= 0 (+ 143 ~a0~0))) (.cse10 (not .cse23)) (.cse24 (or (and .cse0 .cse1) (and .cse3 .cse18))) (.cse26 (<= (+ ~a29~0 127) 0)) (.cse15 (<= (+ ~a0~0 147) 0)) (.cse17 (or (and .cse8 .cse1 .cse22) (and .cse8 .cse3))) (.cse12 (<= 5 ~a2~0)) (.cse16 (not .cse4)) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse14 (= 2 ~a2~0)) (.cse13 (= ~a2~0 1)) (.cse5 (<= 0 (+ ~a29~0 192415))) (.cse6 (< 0 .cse30)) (.cse2 (= ~a2~0 4)) (.cse25 (< 43 ~a29~0)) (.cse29 (<= (+ 148 ~a0~0) 0)) (.cse7 (<= (+ 42 ~a4~0) 0)) (.cse9 (< (div ~a29~0 5) 185854)) (.cse28 (<= 0 (+ 97 ~a0~0))) (.cse19 (<= .cse27 0))) (or (and (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2)) .cse4 .cse5) (and .cse6 .cse7 .cse8 .cse9 .cse10 .cse2) (and .cse6 .cse7 .cse11 .cse12 .cse4 .cse5) (and .cse8 .cse13 .cse1) (and .cse6 .cse14 .cse15 .cse16) (and .cse6 .cse7 .cse14 .cse15 .cse10) (and .cse10 .cse17) (and .cse7 .cse13 .cse18 .cse19) (and .cse20 (let ((.cse21 (not (= |ULTIMATE.start_calculate_output_~input#1| 2)))) (or (and .cse6 .cse7 .cse8 .cse9 .cse21 .cse22 .cse18) (and .cse6 (not (= 2 |ULTIMATE.start_calculate_output2_~input#1|)) .cse7 .cse8 (or .cse21 .cse23) .cse22 .cse18)))) (and .cse6 .cse7 .cse9 .cse11 .cse10 .cse12) (and .cse6 .cse7 .cse15 .cse22 .cse4) (and .cse8 .cse24) (and .cse9 .cse11 (or (and .cse6 .cse20 .cse14 .cse16) (and .cse6 .cse7 .cse14 .cse10 .cse18))) (and .cse7 .cse8 .cse13 .cse5) (and .cse9 (or (and .cse25 .cse14 .cse0 .cse1) (and .cse14 .cse3) (and .cse14 .cse0 .cse1 .cse26))) (and .cse6 .cse7 .cse9 .cse11 .cse13 .cse5) (and (or (and .cse3 .cse12 .cse5) (and .cse24 .cse12 .cse5)) .cse9) (and .cse3 .cse2 .cse26) (and .cse6 .cse7 .cse15 .cse12 .cse5) (and (not (< 0 .cse27)) .cse17) (and .cse7 .cse8 .cse9 .cse12 .cse16) (and .cse3 .cse9 .cse11 .cse2) (and .cse8 .cse1 .cse22 .cse18) (and .cse28 .cse13 .cse1 .cse4) (and .cse6 .cse29 .cse7 .cse14) (and .cse6 .cse7 .cse13 .cse4 .cse5) (and (or (and .cse6 .cse29 .cse7 .cse2) (and .cse25 .cse29 .cse7 .cse22)) .cse9) (and .cse28 .cse1 .cse22 .cse18) (and .cse3 .cse22 .cse19))))) [2022-11-21 16:36:12,163 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,163 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-21 16:36:12,164 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-21 16:36:12,164 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,164 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,164 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,164 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,164 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,165 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,165 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-21 16:36:12,165 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-21 16:36:12,165 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,165 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,165 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-21 16:36:12,166 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,166 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,166 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,166 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,166 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,166 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,167 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-21 16:36:12,167 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-21 16:36:12,167 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,167 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,167 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,167 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,168 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,168 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,168 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-21 16:36:12,168 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,168 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-21 16:36:12,168 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,168 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,169 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,169 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,169 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,169 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,169 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,169 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-21 16:36:12,170 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-21 16:36:12,170 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,170 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,170 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,170 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,170 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,171 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,171 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,171 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-21 16:36:12,171 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-21 16:36:12,171 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,171 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,172 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,172 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,172 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,172 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,172 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,172 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-21 16:36:12,172 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-21 16:36:12,173 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,173 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-21 16:36:12,173 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-21 16:36:12,173 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,173 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,173 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,173 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,174 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,174 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,174 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse30 (+ ~a4~0 86))) (let ((.cse27 (+ ~a29~0 144)) (.cse4 (<= ~a29~0 43)) (.cse22 (= 3 ~a2~0)) (.cse8 (<= (+ ~a0~0 99) 0)) (.cse0 (<= 0 (+ ~a0~0 60))) (.cse1 (<= .cse30 0)) (.cse3 (<= (+ 89 ~a4~0) 0)) (.cse18 (<= 0 (+ ~a0~0 145))) (.cse23 (<= (+ ~a29~0 16) 0))) (let ((.cse20 (<= 0 (+ 143 ~a0~0))) (.cse10 (not .cse23)) (.cse24 (or (and .cse0 .cse1) (and .cse3 .cse18))) (.cse26 (<= (+ ~a29~0 127) 0)) (.cse15 (<= (+ ~a0~0 147) 0)) (.cse17 (or (and .cse8 .cse1 .cse22) (and .cse8 .cse3))) (.cse12 (<= 5 ~a2~0)) (.cse16 (not .cse4)) (.cse11 (<= (+ 98 ~a0~0) 0)) (.cse14 (= 2 ~a2~0)) (.cse13 (= ~a2~0 1)) (.cse5 (<= 0 (+ ~a29~0 192415))) (.cse6 (< 0 .cse30)) (.cse2 (= ~a2~0 4)) (.cse25 (< 43 ~a29~0)) (.cse29 (<= (+ 148 ~a0~0) 0)) (.cse7 (<= (+ 42 ~a4~0) 0)) (.cse9 (< (div ~a29~0 5) 185854)) (.cse28 (<= 0 (+ 97 ~a0~0))) (.cse19 (<= .cse27 0))) (or (and (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2)) .cse4 .cse5) (and .cse6 .cse7 .cse8 .cse9 .cse10 .cse2) (and .cse6 .cse7 .cse11 .cse12 .cse4 .cse5) (and .cse8 .cse13 .cse1) (and .cse6 .cse14 .cse15 .cse16) (and .cse6 .cse7 .cse14 .cse15 .cse10) (and .cse10 .cse17) (and .cse7 .cse13 .cse18 .cse19) (and .cse20 (let ((.cse21 (not (= |ULTIMATE.start_calculate_output_~input#1| 2)))) (or (and .cse6 .cse7 .cse8 .cse9 .cse21 .cse22 .cse18) (and .cse6 (not (= 2 |ULTIMATE.start_calculate_output2_~input#1|)) .cse7 .cse8 (or .cse21 .cse23) .cse22 .cse18)))) (and .cse6 .cse7 .cse9 .cse11 .cse10 .cse12) (and .cse6 .cse7 .cse15 .cse22 .cse4) (and .cse8 .cse24) (and .cse9 .cse11 (or (and .cse6 .cse20 .cse14 .cse16) (and .cse6 .cse7 .cse14 .cse10 .cse18))) (and .cse7 .cse8 .cse13 .cse5) (and .cse9 (or (and .cse25 .cse14 .cse0 .cse1) (and .cse14 .cse3) (and .cse14 .cse0 .cse1 .cse26))) (and .cse6 .cse7 .cse9 .cse11 .cse13 .cse5) (and (or (and .cse3 .cse12 .cse5) (and .cse24 .cse12 .cse5)) .cse9) (and .cse3 .cse2 .cse26) (and .cse6 .cse7 .cse15 .cse12 .cse5) (and (not (< 0 .cse27)) .cse17) (and .cse7 .cse8 .cse9 .cse12 .cse16) (and .cse3 .cse9 .cse11 .cse2) (and .cse8 .cse1 .cse22 .cse18) (and .cse28 .cse13 .cse1 .cse4) (and .cse6 .cse29 .cse7 .cse14) (and .cse6 .cse7 .cse13 .cse4 .cse5) (and (or (and .cse6 .cse29 .cse7 .cse2) (and .cse25 .cse29 .cse7 .cse22)) .cse9) (and .cse28 .cse1 .cse22 .cse18) (and .cse3 .cse22 .cse19))))) [2022-11-21 16:36:12,175 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-21 16:36:12,175 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-21 16:36:12,175 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,175 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,175 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,175 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,176 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,176 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,176 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,176 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,176 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-21 16:36:12,176 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-21 16:36:12,176 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,177 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-21 16:36:12,177 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-21 16:36:12,177 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,177 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,177 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,177 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,178 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,178 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,178 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-21 16:36:12,178 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-21 16:36:12,178 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,178 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,178 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,179 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,179 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-21 16:36:12,179 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-21 16:36:12,179 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-21 16:36:12,179 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,179 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-21 16:36:12,180 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-21 16:36:12,180 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,180 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,180 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,180 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,180 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,181 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,181 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,181 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-21 16:36:12,181 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,181 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,181 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,181 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,182 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-21 16:36:12,182 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,182 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,182 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-21 16:36:12,182 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,182 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,183 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,183 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,183 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,183 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,183 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,183 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-21 16:36:12,184 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-21 16:36:12,184 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,184 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-21 16:36:12,184 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,184 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-21 16:36:12,184 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,184 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-21 16:36:12,185 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-21 16:36:12,189 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:36:12,191 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:36:12,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:36:12 BoogieIcfgContainer [2022-11-21 16:36:12,233 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:36:12,234 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:36:12,234 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:36:12,234 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:36:12,251 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:33:18" (3/4) ... [2022-11-21 16:36:12,255 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:36:12,298 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-21 16:36:12,300 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 16:36:12,303 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 16:36:12,305 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:36:12,521 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:36:12,522 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:36:12,523 INFO L158 Benchmark]: Toolchain (without parser) took 180070.97ms. Allocated memory was 161.5MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 111.5MB in the beginning and 708.5MB in the end (delta: -597.0MB). Peak memory consumption was 927.6MB. Max. memory is 16.1GB. [2022-11-21 16:36:12,523 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:36:12,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1548.90ms. Allocated memory is still 161.5MB. Free memory was 111.5MB in the beginning and 89.7MB in the end (delta: 21.8MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2022-11-21 16:36:12,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 368.15ms. Allocated memory is still 161.5MB. Free memory was 89.7MB in the beginning and 105.5MB in the end (delta: -15.7MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2022-11-21 16:36:12,524 INFO L158 Benchmark]: Boogie Preprocessor took 270.27ms. Allocated memory was 161.5MB in the beginning and 237.0MB in the end (delta: 75.5MB). Free memory was 105.5MB in the beginning and 172.3MB in the end (delta: -66.8MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-21 16:36:12,527 INFO L158 Benchmark]: RCFGBuilder took 3869.05ms. Allocated memory is still 237.0MB. Free memory was 172.3MB in the beginning and 93.4MB in the end (delta: 78.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2022-11-21 16:36:12,527 INFO L158 Benchmark]: TraceAbstraction took 173716.66ms. Allocated memory was 237.0MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 92.4MB in the beginning and 733.7MB in the end (delta: -641.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2022-11-21 16:36:12,528 INFO L158 Benchmark]: Witness Printer took 288.23ms. Allocated memory is still 1.7GB. Free memory was 733.7MB in the beginning and 708.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-21 16:36:12,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory was 86.2MB in the beginning and 86.1MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1548.90ms. Allocated memory is still 161.5MB. Free memory was 111.5MB in the beginning and 89.7MB in the end (delta: 21.8MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 368.15ms. Allocated memory is still 161.5MB. Free memory was 89.7MB in the beginning and 105.5MB in the end (delta: -15.7MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 270.27ms. Allocated memory was 161.5MB in the beginning and 237.0MB in the end (delta: 75.5MB). Free memory was 105.5MB in the beginning and 172.3MB in the end (delta: -66.8MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3869.05ms. Allocated memory is still 237.0MB. Free memory was 172.3MB in the beginning and 93.4MB in the end (delta: 78.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * TraceAbstraction took 173716.66ms. Allocated memory was 237.0MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 92.4MB in the beginning and 733.7MB in the end (delta: -641.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 288.23ms. Allocated memory is still 1.7GB. Free memory was 733.7MB in the beginning and 708.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 170]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 173.6s, OverallIterations: 24, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 79.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 44.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20311 SdHoareTripleChecker+Valid, 71.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20311 mSDsluCounter, 9230 SdHoareTripleChecker+Invalid, 62.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1147 mSDsCounter, 8325 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36336 IncrementalHoareTripleChecker+Invalid, 44661 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8325 mSolverCounterUnsat, 8083 mSDtfsCounter, 36336 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5362 GetRequests, 5245 SyntacticMatches, 0 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2392 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28206occurred in iteration=21, InterpolantAutomatonStates: 147, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.9s AutomataMinimizationTime, 24 MinimizatonAttempts, 62643 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 218 NumberOfFragments, 2508 HoareAnnotationTreeSize, 4 FomulaSimplifications, 84465 FormulaSimplificationTreeSizeReduction, 27.1s HoareSimplificationTime, 4 FomulaSimplificationsInter, 348929 FormulaSimplificationTreeSizeReductionInter, 17.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 36.1s InterpolantComputationTime, 17721 NumberOfCodeBlocks, 17721 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 19385 ConstructedInterpolants, 0 QuantifiedInterpolants, 68565 SizeOfPredicates, 10 NumberOfNonLiveVariables, 4197 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 31 InterpolantComputations, 23 PerfectInterpolantSequences, 22396/24294 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((0 < a4 + 86 && 0 <= 143 + a0) && 2 == a2) && a29 / 5 < 185854) && 98 + a0 <= 0) && !(a29 <= 43)) || (((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 == 4) || (89 + a4 <= 0 && a2 == 4)) && a29 <= 43) && 0 <= a29 + 192415)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a29 / 5 < 185854) && 98 + a0 <= 0) && !(a29 + 16 <= 0)) && 0 <= a0 + 145)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a29 <= 43) && 0 <= a29 + 192415)) || (((((43 < a29 && 0 <= a0 + 60) && a4 + 86 <= 0) || (89 + a4 <= 0 && !(a29 <= 43))) && a29 / 5 < 185854) && 5 <= a2)) || (((((0 <= 143 + a0 && !(2 == input)) && 42 + a4 <= 0) && a0 + 99 <= 0) && (!(input == 2) || a29 + 16 <= 0)) && 3 == a2)) || (((((0 <= a0 + 60 && a4 + 86 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 145)) && 5 <= a2) && a29 <= 43) && 0 <= a29 + 192415)) || (((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && 0 < a29 + 16)) || (!(a29 + 16 <= 0) && (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) || (a0 + 99 <= 0 && 89 + a4 <= 0)))) || (((42 + a4 <= 0 && a2 == 1) && 0 <= a0 + 145) && a29 + 144 <= 0)) || ((((43 < a29 && 148 + a0 <= 0) && 42 + a4 <= 0) && a29 / 5 < 185854) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 <= 43)) || (a0 + 99 <= 0 && ((0 <= a0 + 60 && a4 + 86 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 145)))) || (5 <= a2 && (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) || (a0 + 99 <= 0 && 89 + a4 <= 0)))) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && a29 / 5 < 185854) && a2 == 4) && 0 < a29 + 16)) || (((42 + a4 <= 0 && a0 + 99 <= 0) && a2 == 1) && 0 <= a29 + 192415)) || (a29 / 5 < 185854 && (((((43 < a29 && 2 == a2) && 0 <= a0 + 60) && a4 + 86 <= 0) || (2 == a2 && 89 + a4 <= 0)) || (((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 + 127 <= 0)))) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a29 / 5 < 185854) && 98 + a0 <= 0) && a2 == 1) && 0 <= a29 + 192415)) || ((89 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0)) || ((!(0 < a29 + 144) && a2 == 1) && a4 + 86 <= 0)) || ((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a29 / 5 < 185854) && a2 == 4)) || (!(0 < a29 + 144) && (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) || (a0 + 99 <= 0 && 89 + a4 <= 0)))) || ((((42 + a4 <= 0 && a0 + 99 <= 0) && a29 / 5 < 185854) && 5 <= a2) && !(a29 <= 43))) || (((89 + a4 <= 0 && a29 / 5 < 185854) && 98 + a0 <= 0) && a2 == 4)) || (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) && 0 <= a0 + 145)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && 0 < a29 + 16)) || (((0 <= 97 + a0 && a2 == 1) && a4 + 86 <= 0) && a29 <= 43)) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) && a29 <= 43) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 43 < a29) && 42 + a4 <= 0) && a29 / 5 < 185854) && 98 + a0 <= 0) && 5 <= a2)) || (((0 <= 97 + a0 && a4 + 86 <= 0) && 3 == a2) && 0 <= a0 + 145)) || ((89 + a4 <= 0 && 3 == a2) && a29 + 144 <= 0) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 == 4) || (89 + a4 <= 0 && a2 == 4)) && a29 <= 43) && 0 <= a29 + 192415) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && a29 / 5 < 185854) && !(a29 + 16 <= 0)) && a2 == 4)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a29 <= 43) && 0 <= a29 + 192415)) || ((a0 + 99 <= 0 && a2 == 1) && a4 + 86 <= 0)) || (((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && !(a29 + 16 <= 0))) || (!(a29 + 16 <= 0) && (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) || (a0 + 99 <= 0 && 89 + a4 <= 0)))) || (((42 + a4 <= 0 && a2 == 1) && 0 <= a0 + 145) && a29 + 144 <= 0)) || (0 <= 143 + a0 && (((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && a29 / 5 < 185854) && !(input == 2)) && 3 == a2) && 0 <= a0 + 145) || ((((((0 < a4 + 86 && !(2 == input)) && 42 + a4 <= 0) && a0 + 99 <= 0) && (!(input == 2) || a29 + 16 <= 0)) && 3 == a2) && 0 <= a0 + 145)))) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a29 / 5 < 185854) && 98 + a0 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 <= 43)) || (a0 + 99 <= 0 && ((0 <= a0 + 60 && a4 + 86 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 145)))) || ((a29 / 5 < 185854 && 98 + a0 <= 0) && ((((0 < a4 + 86 && 0 <= 143 + a0) && 2 == a2) && !(a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && !(a29 + 16 <= 0)) && 0 <= a0 + 145)))) || (((42 + a4 <= 0 && a0 + 99 <= 0) && a2 == 1) && 0 <= a29 + 192415)) || (a29 / 5 < 185854 && (((((43 < a29 && 2 == a2) && 0 <= a0 + 60) && a4 + 86 <= 0) || (2 == a2 && 89 + a4 <= 0)) || (((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 + 127 <= 0)))) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a29 / 5 < 185854) && 98 + a0 <= 0) && a2 == 1) && 0 <= a29 + 192415)) || ((((89 + a4 <= 0 && 5 <= a2) && 0 <= a29 + 192415) || ((((0 <= a0 + 60 && a4 + 86 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 145)) && 5 <= a2) && 0 <= a29 + 192415)) && a29 / 5 < 185854)) || ((89 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && 0 <= a29 + 192415)) || (!(0 < a29 + 144) && (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) || (a0 + 99 <= 0 && 89 + a4 <= 0)))) || ((((42 + a4 <= 0 && a0 + 99 <= 0) && a29 / 5 < 185854) && 5 <= a2) && !(a29 <= 43))) || (((89 + a4 <= 0 && a29 / 5 < 185854) && 98 + a0 <= 0) && a2 == 4)) || (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) && 0 <= a0 + 145)) || (((0 <= 97 + a0 && a2 == 1) && a4 + 86 <= 0) && a29 <= 43)) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) && a29 <= 43) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((43 < a29 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && a29 / 5 < 185854)) || (((0 <= 97 + a0 && a4 + 86 <= 0) && 3 == a2) && 0 <= a0 + 145)) || ((89 + a4 <= 0 && 3 == a2) && a29 + 144 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((0 <= a0 + 60 && a4 + 86 <= 0) && a2 == 4) || (89 + a4 <= 0 && a2 == 4)) && a29 <= 43) && 0 <= a29 + 192415) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && a29 / 5 < 185854) && !(a29 + 16 <= 0)) && a2 == 4)) || (((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && a29 <= 43) && 0 <= a29 + 192415)) || ((a0 + 99 <= 0 && a2 == 1) && a4 + 86 <= 0)) || (((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0) && !(a29 <= 43))) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && a0 + 147 <= 0) && !(a29 + 16 <= 0))) || (!(a29 + 16 <= 0) && (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) || (a0 + 99 <= 0 && 89 + a4 <= 0)))) || (((42 + a4 <= 0 && a2 == 1) && 0 <= a0 + 145) && a29 + 144 <= 0)) || (0 <= 143 + a0 && (((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 99 <= 0) && a29 / 5 < 185854) && !(input == 2)) && 3 == a2) && 0 <= a0 + 145) || ((((((0 < a4 + 86 && !(2 == input)) && 42 + a4 <= 0) && a0 + 99 <= 0) && (!(input == 2) || a29 + 16 <= 0)) && 3 == a2) && 0 <= a0 + 145)))) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a29 / 5 < 185854) && 98 + a0 <= 0) && !(a29 + 16 <= 0)) && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 <= 43)) || (a0 + 99 <= 0 && ((0 <= a0 + 60 && a4 + 86 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 145)))) || ((a29 / 5 < 185854 && 98 + a0 <= 0) && ((((0 < a4 + 86 && 0 <= 143 + a0) && 2 == a2) && !(a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && !(a29 + 16 <= 0)) && 0 <= a0 + 145)))) || (((42 + a4 <= 0 && a0 + 99 <= 0) && a2 == 1) && 0 <= a29 + 192415)) || (a29 / 5 < 185854 && (((((43 < a29 && 2 == a2) && 0 <= a0 + 60) && a4 + 86 <= 0) || (2 == a2 && 89 + a4 <= 0)) || (((2 == a2 && 0 <= a0 + 60) && a4 + 86 <= 0) && a29 + 127 <= 0)))) || (((((0 < a4 + 86 && 42 + a4 <= 0) && a29 / 5 < 185854) && 98 + a0 <= 0) && a2 == 1) && 0 <= a29 + 192415)) || ((((89 + a4 <= 0 && 5 <= a2) && 0 <= a29 + 192415) || ((((0 <= a0 + 60 && a4 + 86 <= 0) || (89 + a4 <= 0 && 0 <= a0 + 145)) && 5 <= a2) && 0 <= a29 + 192415)) && a29 / 5 < 185854)) || ((89 + a4 <= 0 && a2 == 4) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && 5 <= a2) && 0 <= a29 + 192415)) || (!(0 < a29 + 144) && (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) || (a0 + 99 <= 0 && 89 + a4 <= 0)))) || ((((42 + a4 <= 0 && a0 + 99 <= 0) && a29 / 5 < 185854) && 5 <= a2) && !(a29 <= 43))) || (((89 + a4 <= 0 && a29 / 5 < 185854) && 98 + a0 <= 0) && a2 == 4)) || (((a0 + 99 <= 0 && a4 + 86 <= 0) && 3 == a2) && 0 <= a0 + 145)) || (((0 <= 97 + a0 && a2 == 1) && a4 + 86 <= 0) && a29 <= 43)) || (((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && 2 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) && a29 <= 43) && 0 <= a29 + 192415)) || (((((0 < a4 + 86 && 148 + a0 <= 0) && 42 + a4 <= 0) && a2 == 4) || (((43 < a29 && 148 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2)) && a29 / 5 < 185854)) || (((0 <= 97 + a0 && a4 + 86 <= 0) && 3 == a2) && 0 <= a0 + 145)) || ((89 + a4 <= 0 && 3 == a2) && a29 + 144 <= 0) RESULT: Ultimate proved your program to be correct! [2022-11-21 16:36:12,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93dad928-8054-4043-a6a0-e6582dba6d93/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