./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro --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 e1b64adb5298d170b0a0065804aa34285565fef303a8d1c9e978e6f35837be1e --- 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-8393723 [2022-11-18 21:00:27,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 21:00:27,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 21:00:27,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 21:00:27,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 21:00:27,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 21:00:27,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 21:00:27,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 21:00:27,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 21:00:27,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 21:00:27,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 21:00:27,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 21:00:27,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 21:00:27,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 21:00:27,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 21:00:27,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 21:00:27,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 21:00:27,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 21:00:27,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 21:00:27,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 21:00:27,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 21:00:27,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 21:00:27,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 21:00:27,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 21:00:27,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 21:00:27,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 21:00:27,817 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 21:00:27,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 21:00:27,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 21:00:27,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 21:00:27,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 21:00:27,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 21:00:27,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 21:00:27,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 21:00:27,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 21:00:27,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 21:00:27,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 21:00:27,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 21:00:27,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 21:00:27,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 21:00:27,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 21:00:27,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 21:00:27,852 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 21:00:27,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 21:00:27,853 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 21:00:27,853 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 21:00:27,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 21:00:27,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 21:00:27,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 21:00:27,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 21:00:27,856 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 21:00:27,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 21:00:27,856 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 21:00:27,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 21:00:27,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 21:00:27,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 21:00:27,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 21:00:27,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 21:00:27,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 21:00:27,858 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 21:00:27,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 21:00:27,859 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 21:00:27,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 21:00:27,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 21:00:27,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 21:00:27,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 21:00:27,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:00:27,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 21:00:27,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 21:00:27,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 21:00:27,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 21:00:27,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 21:00:27,862 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 21:00:27,862 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 21:00:27,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 21:00:27,863 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_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1b64adb5298d170b0a0065804aa34285565fef303a8d1c9e978e6f35837be1e [2022-11-18 21:00:28,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 21:00:28,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 21:00:28,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 21:00:28,195 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 21:00:28,196 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 21:00:28,198 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2022-11-18 21:00:28,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/data/5414ee055/c4258ac6d9f94860b39feef7816b8ae1/FLAGea112d14a [2022-11-18 21:00:29,053 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 21:00:29,054 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2022-11-18 21:00:29,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/data/5414ee055/c4258ac6d9f94860b39feef7816b8ae1/FLAGea112d14a [2022-11-18 21:00:29,188 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/data/5414ee055/c4258ac6d9f94860b39feef7816b8ae1 [2022-11-18 21:00:29,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 21:00:29,195 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 21:00:29,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 21:00:29,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 21:00:29,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 21:00:29,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:00:29" (1/1) ... [2022-11-18 21:00:29,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18064b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:29, skipping insertion in model container [2022-11-18 21:00:29,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:00:29" (1/1) ... [2022-11-18 21:00:29,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 21:00:29,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 21:00:29,549 WARN L234 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_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/sv-benchmarks/c/eca-rers2012/Problem15_label28.c[4049,4062] [2022-11-18 21:00:30,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:00:30,127 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 21:00:30,173 WARN L234 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_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/sv-benchmarks/c/eca-rers2012/Problem15_label28.c[4049,4062] [2022-11-18 21:00:30,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 21:00:30,407 INFO L208 MainTranslator]: Completed translation [2022-11-18 21:00:30,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30 WrapperNode [2022-11-18 21:00:30,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 21:00:30,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 21:00:30,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 21:00:30,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 21:00:30,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,650 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2022-11-18 21:00:30,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 21:00:30,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 21:00:30,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 21:00:30,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 21:00:30,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,941 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:30,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 21:00:30,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 21:00:30,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 21:00:30,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 21:00:30,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (1/1) ... [2022-11-18 21:00:31,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 21:00:31,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:00:31,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 21:00:31,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 21:00:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 21:00:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 21:00:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 21:00:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 21:00:31,192 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 21:00:31,195 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 21:00:34,681 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 21:00:34,693 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 21:00:34,693 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 21:00:34,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:00:34 BoogieIcfgContainer [2022-11-18 21:00:34,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 21:00:34,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 21:00:34,702 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 21:00:34,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 21:00:34,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:00:29" (1/3) ... [2022-11-18 21:00:34,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd99a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:00:34, skipping insertion in model container [2022-11-18 21:00:34,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:00:30" (2/3) ... [2022-11-18 21:00:34,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bd99a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:00:34, skipping insertion in model container [2022-11-18 21:00:34,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:00:34" (3/3) ... [2022-11-18 21:00:34,711 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem15_label28.c [2022-11-18 21:00:34,731 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 21:00:34,731 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 21:00:34,824 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 21:00:34,831 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;@26d4b4f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 21:00:34,832 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 21:00:34,838 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) [2022-11-18 21:00:34,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-18 21:00:34,845 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:34,846 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] [2022-11-18 21:00:34,847 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:34,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:34,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1317301102, now seen corresponding path program 1 times [2022-11-18 21:00:34,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:34,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223968839] [2022-11-18 21:00:34,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:34,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:34,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:00:35,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:35,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223968839] [2022-11-18 21:00:35,187 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223968839] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:35,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:35,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:00:35,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897782791] [2022-11-18 21:00:35,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:35,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:35,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:35,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:35,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:35,240 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 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:38,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:38,132 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2022-11-18 21:00:38,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:38,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 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 32 [2022-11-18 21:00:38,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:38,151 INFO L225 Difference]: With dead ends: 1155 [2022-11-18 21:00:38,151 INFO L226 Difference]: Without dead ends: 667 [2022-11-18 21:00:38,155 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 [2022-11-18 21:00:38,159 INFO L413 NwaCegarLoop]: 329 mSDtfsCounter, 312 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 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 [2022-11-18 21:00:38,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 371 Invalid, 1244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-18 21:00:38,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2022-11-18 21:00:38,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2022-11-18 21:00:38,228 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) [2022-11-18 21:00:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2022-11-18 21:00:38,232 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 32 [2022-11-18 21:00:38,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:38,233 INFO L495 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2022-11-18 21:00:38,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:38,234 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2022-11-18 21:00:38,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-18 21:00:38,237 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:38,237 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:00:38,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 21:00:38,238 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:38,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:38,239 INFO L85 PathProgramCache]: Analyzing trace with hash 251864749, now seen corresponding path program 1 times [2022-11-18 21:00:38,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:38,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741133553] [2022-11-18 21:00:38,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:38,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:38,498 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:00:38,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:38,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741133553] [2022-11-18 21:00:38,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741133553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:38,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:38,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:00:38,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834969256] [2022-11-18 21:00:38,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:38,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:38,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:38,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:38,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:38,503 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:41,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:41,584 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2022-11-18 21:00:41,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:41,585 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 0 states have call successors, (0), 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 107 [2022-11-18 21:00:41,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:41,590 INFO L225 Difference]: With dead ends: 1955 [2022-11-18 21:00:41,591 INFO L226 Difference]: Without dead ends: 1292 [2022-11-18 21:00:41,597 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 [2022-11-18 21:00:41,600 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 [2022-11-18 21:00:41,601 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] [2022-11-18 21:00:41,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2022-11-18 21:00:41,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2022-11-18 21:00:41,676 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) [2022-11-18 21:00:41,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2022-11-18 21:00:41,680 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 107 [2022-11-18 21:00:41,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:41,683 INFO L495 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2022-11-18 21:00:41,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 2 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:41,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2022-11-18 21:00:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-18 21:00:41,696 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:41,696 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:00:41,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 21:00:41,696 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:41,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:41,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1575980701, now seen corresponding path program 1 times [2022-11-18 21:00:41,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:41,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053446137] [2022-11-18 21:00:41,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:41,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:41,942 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:00:41,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:41,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053446137] [2022-11-18 21:00:41,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053446137] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:41,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:41,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:00:41,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683908792] [2022-11-18 21:00:41,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:41,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:41,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:41,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:41,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:41,945 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:44,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:44,614 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2022-11-18 21:00:44,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:44,615 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 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 111 [2022-11-18 21:00:44,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:44,625 INFO L225 Difference]: With dead ends: 3764 [2022-11-18 21:00:44,626 INFO L226 Difference]: Without dead ends: 2484 [2022-11-18 21:00:44,630 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 [2022-11-18 21:00:44,638 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 [2022-11-18 21:00:44,638 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] [2022-11-18 21:00:44,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2022-11-18 21:00:44,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2022-11-18 21:00:44,682 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) [2022-11-18 21:00:44,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2022-11-18 21:00:44,690 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 111 [2022-11-18 21:00:44,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:44,690 INFO L495 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2022-11-18 21:00:44,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 2 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:44,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2022-11-18 21:00:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-11-18 21:00:44,695 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:44,695 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:00:44,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 21:00:44,696 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:44,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:44,701 INFO L85 PathProgramCache]: Analyzing trace with hash -445236617, now seen corresponding path program 1 times [2022-11-18 21:00:44,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:44,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661942397] [2022-11-18 21:00:44,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:44,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:45,160 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-18 21:00:45,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:45,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661942397] [2022-11-18 21:00:45,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661942397] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:45,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:45,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:00:45,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816440454] [2022-11-18 21:00:45,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:45,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:45,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:45,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:45,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:45,165 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:47,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:47,091 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2022-11-18 21:00:47,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:47,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 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 202 [2022-11-18 21:00:47,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:47,105 INFO L225 Difference]: With dead ends: 6166 [2022-11-18 21:00:47,106 INFO L226 Difference]: Without dead ends: 3986 [2022-11-18 21:00:47,109 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 [2022-11-18 21:00:47,110 INFO L413 NwaCegarLoop]: 272 mSDtfsCounter, 257 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-18 21:00:47,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 339 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-18 21:00:47,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-11-18 21:00:47,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2022-11-18 21:00:47,183 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) [2022-11-18 21:00:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2022-11-18 21:00:47,192 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 202 [2022-11-18 21:00:47,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:47,193 INFO L495 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2022-11-18 21:00:47,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 2 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:47,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2022-11-18 21:00:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-11-18 21:00:47,199 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:47,199 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:00:47,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 21:00:47,200 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:47,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:47,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1158649091, now seen corresponding path program 1 times [2022-11-18 21:00:47,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:47,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526598245] [2022-11-18 21:00:47,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:47,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:48,005 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-18 21:00:48,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:48,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526598245] [2022-11-18 21:00:48,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526598245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:48,006 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:48,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 21:00:48,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014942537] [2022-11-18 21:00:48,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:48,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:48,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:48,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:48,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:48,011 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) [2022-11-18 21:00:49,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:49,872 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2022-11-18 21:00:49,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:49,873 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 304 [2022-11-18 21:00:49,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:49,883 INFO L225 Difference]: With dead ends: 7661 [2022-11-18 21:00:49,884 INFO L226 Difference]: Without dead ends: 3981 [2022-11-18 21:00:49,888 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 [2022-11-18 21:00:49,889 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-18 21:00:49,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-18 21:00:49,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2022-11-18 21:00:49,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2022-11-18 21:00:49,955 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) [2022-11-18 21:00:49,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2022-11-18 21:00:49,964 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 304 [2022-11-18 21:00:49,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:49,964 INFO L495 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2022-11-18 21:00:49,965 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) [2022-11-18 21:00:49,965 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2022-11-18 21:00:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2022-11-18 21:00:49,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:49,971 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:00:49,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 21:00:49,971 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:49,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:49,972 INFO L85 PathProgramCache]: Analyzing trace with hash 579536590, now seen corresponding path program 1 times [2022-11-18 21:00:49,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:49,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659643359] [2022-11-18 21:00:49,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:49,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-18 21:00:50,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:50,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659643359] [2022-11-18 21:00:50,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659643359] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:50,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:50,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:00:50,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47747109] [2022-11-18 21:00:50,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:50,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:50,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:50,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:50,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:50,375 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:52,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:52,896 INFO L93 Difference]: Finished difference Result 8857 states and 10953 transitions. [2022-11-18 21:00:52,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:52,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 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 319 [2022-11-18 21:00:52,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:52,922 INFO L225 Difference]: With dead ends: 8857 [2022-11-18 21:00:52,923 INFO L226 Difference]: Without dead ends: 5177 [2022-11-18 21:00:52,927 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 [2022-11-18 21:00:52,928 INFO L413 NwaCegarLoop]: 277 mSDtfsCounter, 283 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 1114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-18 21:00:52,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [283 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-18 21:00:52,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5177 states. [2022-11-18 21:00:52,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5177 to 3678. [2022-11-18 21:00:53,001 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) [2022-11-18 21:00:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3678 states and 4479 transitions. [2022-11-18 21:00:53,009 INFO L78 Accepts]: Start accepts. Automaton has 3678 states and 4479 transitions. Word has length 319 [2022-11-18 21:00:53,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:53,010 INFO L495 AbstractCegarLoop]: Abstraction has 3678 states and 4479 transitions. [2022-11-18 21:00:53,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:53,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 4479 transitions. [2022-11-18 21:00:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2022-11-18 21:00:53,018 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:53,018 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:00:53,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 21:00:53,019 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:53,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:53,019 INFO L85 PathProgramCache]: Analyzing trace with hash -84480945, now seen corresponding path program 1 times [2022-11-18 21:00:53,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:53,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619434482] [2022-11-18 21:00:53,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:53,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:53,480 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-18 21:00:53,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:53,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619434482] [2022-11-18 21:00:53,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619434482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:53,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:53,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:00:53,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503218001] [2022-11-18 21:00:53,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:53,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:53,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:53,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:53,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:53,484 INFO L87 Difference]: Start difference. First operand 3678 states and 4479 transitions. Second operand has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:55,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:55,560 INFO L93 Difference]: Finished difference Result 9157 states and 11369 transitions. [2022-11-18 21:00:55,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:55,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 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 378 [2022-11-18 21:00:55,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:55,575 INFO L225 Difference]: With dead ends: 9157 [2022-11-18 21:00:55,575 INFO L226 Difference]: Without dead ends: 5780 [2022-11-18 21:00:55,578 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 [2022-11-18 21:00:55,579 INFO L413 NwaCegarLoop]: 600 mSDtfsCounter, 296 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 296 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:00:55,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [296 Valid, 637 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-18 21:00:55,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-11-18 21:00:55,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5182. [2022-11-18 21:00:55,771 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) [2022-11-18 21:00:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 5182 states and 6097 transitions. [2022-11-18 21:00:55,781 INFO L78 Accepts]: Start accepts. Automaton has 5182 states and 6097 transitions. Word has length 378 [2022-11-18 21:00:55,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:55,782 INFO L495 AbstractCegarLoop]: Abstraction has 5182 states and 6097 transitions. [2022-11-18 21:00:55,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 6097 transitions. [2022-11-18 21:00:55,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2022-11-18 21:00:55,790 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:55,790 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:00:55,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 21:00:55,791 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:55,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:55,792 INFO L85 PathProgramCache]: Analyzing trace with hash -1647724765, now seen corresponding path program 1 times [2022-11-18 21:00:55,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:55,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109558129] [2022-11-18 21:00:55,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:55,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:00:56,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:56,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109558129] [2022-11-18 21:00:56,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109558129] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:56,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:56,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:00:56,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009454427] [2022-11-18 21:00:56,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:56,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:56,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:56,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:56,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:56,185 INFO L87 Difference]: Start difference. First operand 5182 states and 6097 transitions. Second operand has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:58,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:00:58,510 INFO L93 Difference]: Finished difference Result 11868 states and 14277 transitions. [2022-11-18 21:00:58,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:00:58,511 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 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 384 [2022-11-18 21:00:58,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:00:58,529 INFO L225 Difference]: With dead ends: 11868 [2022-11-18 21:00:58,530 INFO L226 Difference]: Without dead ends: 6987 [2022-11-18 21:00:58,534 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 [2022-11-18 21:00:58,535 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 248 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s 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, 2.2s IncrementalHoareTripleChecker+Time [2022-11-18 21:00:58,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 603 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-18 21:00:58,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6987 states. [2022-11-18 21:00:58,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6987 to 6087. [2022-11-18 21:00:58,632 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) [2022-11-18 21:00:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 6087 states and 7077 transitions. [2022-11-18 21:00:58,642 INFO L78 Accepts]: Start accepts. Automaton has 6087 states and 7077 transitions. Word has length 384 [2022-11-18 21:00:58,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:00:58,643 INFO L495 AbstractCegarLoop]: Abstraction has 6087 states and 7077 transitions. [2022-11-18 21:00:58,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 128.0) internal successors, (384), 3 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:00:58,644 INFO L276 IsEmpty]: Start isEmpty. Operand 6087 states and 7077 transitions. [2022-11-18 21:00:58,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2022-11-18 21:00:58,652 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:00:58,652 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-18 21:00:58,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 21:00:58,653 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:00:58,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:00:58,653 INFO L85 PathProgramCache]: Analyzing trace with hash 747271101, now seen corresponding path program 1 times [2022-11-18 21:00:58,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:00:58,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569963545] [2022-11-18 21:00:58,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:00:58,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:00:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:00:58,989 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-18 21:00:58,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:00:58,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569963545] [2022-11-18 21:00:58,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569963545] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:00:58,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:00:58,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:00:58,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105744929] [2022-11-18 21:00:58,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:00:58,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:00:58,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:00:58,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:00:58,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:00:58,993 INFO L87 Difference]: Start difference. First operand 6087 states and 7077 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:01,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:01,564 INFO L93 Difference]: Finished difference Result 13667 states and 16224 transitions. [2022-11-18 21:01:01,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:01,571 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 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 401 [2022-11-18 21:01:01,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:01,605 INFO L225 Difference]: With dead ends: 13667 [2022-11-18 21:01:01,605 INFO L226 Difference]: Without dead ends: 7881 [2022-11-18 21:01:01,610 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 [2022-11-18 21:01:01,613 INFO L413 NwaCegarLoop]: 579 mSDtfsCounter, 248 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.5s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:01,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 617 Invalid, 1122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-18 21:01:01,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7881 states. [2022-11-18 21:01:01,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7881 to 7877. [2022-11-18 21:01:01,746 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) [2022-11-18 21:01:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7877 states to 7877 states and 9024 transitions. [2022-11-18 21:01:01,759 INFO L78 Accepts]: Start accepts. Automaton has 7877 states and 9024 transitions. Word has length 401 [2022-11-18 21:01:01,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:01,760 INFO L495 AbstractCegarLoop]: Abstraction has 7877 states and 9024 transitions. [2022-11-18 21:01:01,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:01,761 INFO L276 IsEmpty]: Start isEmpty. Operand 7877 states and 9024 transitions. [2022-11-18 21:01:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2022-11-18 21:01:01,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:01,765 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:01:01,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-18 21:01:01,766 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:01,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:01,767 INFO L85 PathProgramCache]: Analyzing trace with hash 624859565, now seen corresponding path program 1 times [2022-11-18 21:01:01,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:01,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427180683] [2022-11-18 21:01:01,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:01,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:02,619 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 30 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 21:01:02,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:02,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427180683] [2022-11-18 21:01:02,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427180683] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:01:02,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240466205] [2022-11-18 21:01:02,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:02,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:02,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:01:02,630 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:01:02,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 21:01:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:02,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 21:01:02,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:01:03,197 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-18 21:01:03,197 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 21:01:03,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240466205] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:03,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 21:01:03,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-18 21:01:03,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112368468] [2022-11-18 21:01:03,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:03,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:03,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:03,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:03,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:03,200 INFO L87 Difference]: Start difference. First operand 7877 states and 9024 transitions. Second operand has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:05,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:05,940 INFO L93 Difference]: Finished difference Result 18510 states and 21585 transitions. [2022-11-18 21:01:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:05,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 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 409 [2022-11-18 21:01:05,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:05,960 INFO L225 Difference]: With dead ends: 18510 [2022-11-18 21:01:05,960 INFO L226 Difference]: Without dead ends: 10934 [2022-11-18 21:01:05,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 412 GetRequests, 408 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:05,967 INFO L413 NwaCegarLoop]: 572 mSDtfsCounter, 383 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1116 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 1116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:05,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 636 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 1116 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-18 21:01:05,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10934 states. [2022-11-18 21:01:06,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10934 to 10928. [2022-11-18 21:01:06,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10928 states, 10927 states have (on average 1.1586894847625149) internal successors, (12661), 10927 states have internal predecessors, (12661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10928 states to 10928 states and 12661 transitions. [2022-11-18 21:01:06,124 INFO L78 Accepts]: Start accepts. Automaton has 10928 states and 12661 transitions. Word has length 409 [2022-11-18 21:01:06,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:06,124 INFO L495 AbstractCegarLoop]: Abstraction has 10928 states and 12661 transitions. [2022-11-18 21:01:06,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 10928 states and 12661 transitions. [2022-11-18 21:01:06,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-11-18 21:01:06,129 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:06,130 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:01:06,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-18 21:01:06,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:06,336 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:06,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:06,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1176515794, now seen corresponding path program 1 times [2022-11-18 21:01:06,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:06,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797613854] [2022-11-18 21:01:06,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:06,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:07,023 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-18 21:01:07,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:07,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797613854] [2022-11-18 21:01:07,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797613854] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:07,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:07,024 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:07,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221436163] [2022-11-18 21:01:07,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:07,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:07,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:07,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:07,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:07,027 INFO L87 Difference]: Start difference. First operand 10928 states and 12661 transitions. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:09,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:09,336 INFO L93 Difference]: Finished difference Result 28431 states and 33049 transitions. [2022-11-18 21:01:09,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:09,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 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 481 [2022-11-18 21:01:09,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:09,367 INFO L225 Difference]: With dead ends: 28431 [2022-11-18 21:01:09,368 INFO L226 Difference]: Without dead ends: 17804 [2022-11-18 21:01:09,377 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 [2022-11-18 21:01:09,378 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 308 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 975 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:09,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 169 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 975 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-18 21:01:09,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17804 states. [2022-11-18 21:01:09,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17804 to 15711. [2022-11-18 21:01:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15711 states, 15710 states have (on average 1.1535327816677277) internal successors, (18122), 15710 states have internal predecessors, (18122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:09,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15711 states to 15711 states and 18122 transitions. [2022-11-18 21:01:09,656 INFO L78 Accepts]: Start accepts. Automaton has 15711 states and 18122 transitions. Word has length 481 [2022-11-18 21:01:09,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:09,657 INFO L495 AbstractCegarLoop]: Abstraction has 15711 states and 18122 transitions. [2022-11-18 21:01:09,658 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 15711 states and 18122 transitions. [2022-11-18 21:01:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-11-18 21:01:09,663 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:09,664 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 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] [2022-11-18 21:01:09,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 21:01:09,665 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:09,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:09,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1477871461, now seen corresponding path program 1 times [2022-11-18 21:01:09,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:09,666 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578349057] [2022-11-18 21:01:09,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:09,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:10,595 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 469 proven. 39 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-11-18 21:01:10,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:10,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578349057] [2022-11-18 21:01:10,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578349057] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:01:10,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1351197737] [2022-11-18 21:01:10,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:10,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:10,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:01:10,598 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:01:10,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 21:01:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:10,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 663 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 21:01:10,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:01:10,911 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-18 21:01:10,911 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 21:01:10,912 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1351197737] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:10,912 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 21:01:10,912 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-18 21:01:10,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190035641] [2022-11-18 21:01:10,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:10,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:10,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:10,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:10,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:10,914 INFO L87 Difference]: Start difference. First operand 15711 states and 18122 transitions. Second operand has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:12,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:12,941 INFO L93 Difference]: Finished difference Result 35602 states and 41106 transitions. [2022-11-18 21:01:12,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:12,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 0 states have call successors, (0), 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 516 [2022-11-18 21:01:12,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:12,974 INFO L225 Difference]: With dead ends: 35602 [2022-11-18 21:01:12,974 INFO L226 Difference]: Without dead ends: 20192 [2022-11-18 21:01:12,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:12,985 INFO L413 NwaCegarLoop]: 209 mSDtfsCounter, 316 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 1094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:12,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 245 Invalid, 1094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 948 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-18 21:01:13,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20192 states. [2022-11-18 21:01:13,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20192 to 18396. [2022-11-18 21:01:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18396 states, 18395 states have (on average 1.1465072030443055) internal successors, (21090), 18395 states have internal predecessors, (21090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18396 states to 18396 states and 21090 transitions. [2022-11-18 21:01:13,243 INFO L78 Accepts]: Start accepts. Automaton has 18396 states and 21090 transitions. Word has length 516 [2022-11-18 21:01:13,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:13,244 INFO L495 AbstractCegarLoop]: Abstraction has 18396 states and 21090 transitions. [2022-11-18 21:01:13,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.0) internal successors, (234), 3 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:13,245 INFO L276 IsEmpty]: Start isEmpty. Operand 18396 states and 21090 transitions. [2022-11-18 21:01:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2022-11-18 21:01:13,250 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:13,250 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-18 21:01:13,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 21:01:13,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:13,456 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:13,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:13,457 INFO L85 PathProgramCache]: Analyzing trace with hash -629138351, now seen corresponding path program 1 times [2022-11-18 21:01:13,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:13,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920762495] [2022-11-18 21:01:13,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:13,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2022-11-18 21:01:14,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:14,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920762495] [2022-11-18 21:01:14,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920762495] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:14,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:14,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:14,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779972] [2022-11-18 21:01:14,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:14,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:14,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:14,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:14,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:14,103 INFO L87 Difference]: Start difference. First operand 18396 states and 21090 transitions. Second operand has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:16,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:16,697 INFO L93 Difference]: Finished difference Result 44289 states and 51198 transitions. [2022-11-18 21:01:16,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:16,698 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 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 520 [2022-11-18 21:01:16,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:16,733 INFO L225 Difference]: With dead ends: 44289 [2022-11-18 21:01:16,733 INFO L226 Difference]: Without dead ends: 26194 [2022-11-18 21:01:16,746 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 [2022-11-18 21:01:16,747 INFO L413 NwaCegarLoop]: 586 mSDtfsCounter, 246 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 1038 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:16,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 619 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1038 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-18 21:01:16,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26194 states. [2022-11-18 21:01:17,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26194 to 25576. [2022-11-18 21:01:17,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25576 states, 25575 states have (on average 1.1351319648093843) internal successors, (29031), 25575 states have internal predecessors, (29031), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:17,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25576 states to 25576 states and 29031 transitions. [2022-11-18 21:01:17,162 INFO L78 Accepts]: Start accepts. Automaton has 25576 states and 29031 transitions. Word has length 520 [2022-11-18 21:01:17,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:17,163 INFO L495 AbstractCegarLoop]: Abstraction has 25576 states and 29031 transitions. [2022-11-18 21:01:17,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:17,163 INFO L276 IsEmpty]: Start isEmpty. Operand 25576 states and 29031 transitions. [2022-11-18 21:01:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2022-11-18 21:01:17,170 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:17,173 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-18 21:01:17,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 21:01:17,174 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:17,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:17,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1866465979, now seen corresponding path program 1 times [2022-11-18 21:01:17,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:17,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744585865] [2022-11-18 21:01:17,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:17,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 527 proven. 39 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2022-11-18 21:01:18,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:18,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744585865] [2022-11-18 21:01:18,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744585865] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:01:18,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333763510] [2022-11-18 21:01:18,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:18,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:18,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:01:18,064 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:01:18,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 21:01:18,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:18,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 21:01:18,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:01:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2022-11-18 21:01:18,454 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 21:01:18,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333763510] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:18,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 21:01:18,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-18 21:01:18,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193282417] [2022-11-18 21:01:18,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:18,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:18,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:18,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:18,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:18,459 INFO L87 Difference]: Start difference. First operand 25576 states and 29031 transitions. Second operand has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:20,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:20,656 INFO L93 Difference]: Finished difference Result 54737 states and 62400 transitions. [2022-11-18 21:01:20,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:20,659 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 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 560 [2022-11-18 21:01:20,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:20,697 INFO L225 Difference]: With dead ends: 54737 [2022-11-18 21:01:20,697 INFO L226 Difference]: Without dead ends: 29462 [2022-11-18 21:01:20,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 563 GetRequests, 559 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:20,713 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 382 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 1092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:20,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 444 Invalid, 1092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 965 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-18 21:01:20,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29462 states. [2022-11-18 21:01:21,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29462 to 21031. [2022-11-18 21:01:21,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21031 states, 21030 states have (on average 1.1193057536852116) internal successors, (23539), 21030 states have internal predecessors, (23539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:21,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21031 states to 21031 states and 23539 transitions. [2022-11-18 21:01:21,112 INFO L78 Accepts]: Start accepts. Automaton has 21031 states and 23539 transitions. Word has length 560 [2022-11-18 21:01:21,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:21,113 INFO L495 AbstractCegarLoop]: Abstraction has 21031 states and 23539 transitions. [2022-11-18 21:01:21,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 78.66666666666667) internal successors, (236), 3 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 21031 states and 23539 transitions. [2022-11-18 21:01:21,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2022-11-18 21:01:21,123 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:21,123 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-18 21:01:21,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-18 21:01:21,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:21,330 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:21,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:21,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1840183349, now seen corresponding path program 1 times [2022-11-18 21:01:21,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:21,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973587738] [2022-11-18 21:01:21,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:21,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2022-11-18 21:01:21,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:21,879 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973587738] [2022-11-18 21:01:21,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973587738] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:21,880 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:21,880 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:21,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147211002] [2022-11-18 21:01:21,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:21,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:21,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:21,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:21,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:21,882 INFO L87 Difference]: Start difference. First operand 21031 states and 23539 transitions. Second operand has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:24,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:24,130 INFO L93 Difference]: Finished difference Result 48351 states and 54188 transitions. [2022-11-18 21:01:24,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:24,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 594 [2022-11-18 21:01:24,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:24,156 INFO L225 Difference]: With dead ends: 48351 [2022-11-18 21:01:24,156 INFO L226 Difference]: Without dead ends: 24332 [2022-11-18 21:01:24,169 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 [2022-11-18 21:01:24,170 INFO L413 NwaCegarLoop]: 610 mSDtfsCounter, 310 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 1129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:24,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 654 Invalid, 1129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-18 21:01:24,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24332 states. [2022-11-18 21:01:24,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24332 to 23435. [2022-11-18 21:01:24,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23435 states, 23434 states have (on average 1.0909789195186481) internal successors, (25566), 23434 states have internal predecessors, (25566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23435 states to 23435 states and 25566 transitions. [2022-11-18 21:01:24,462 INFO L78 Accepts]: Start accepts. Automaton has 23435 states and 25566 transitions. Word has length 594 [2022-11-18 21:01:24,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:24,463 INFO L495 AbstractCegarLoop]: Abstraction has 23435 states and 25566 transitions. [2022-11-18 21:01:24,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.66666666666667) internal successors, (305), 3 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:24,463 INFO L276 IsEmpty]: Start isEmpty. Operand 23435 states and 25566 transitions. [2022-11-18 21:01:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2022-11-18 21:01:24,474 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:24,474 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-18 21:01:24,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 21:01:24,475 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:24,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:24,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1668920954, now seen corresponding path program 1 times [2022-11-18 21:01:24,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:24,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292675081] [2022-11-18 21:01:24,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:24,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-18 21:01:24,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:24,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292675081] [2022-11-18 21:01:24,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292675081] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:24,987 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:24,987 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:24,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705807091] [2022-11-18 21:01:24,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:24,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:24,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:24,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:24,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:24,990 INFO L87 Difference]: Start difference. First operand 23435 states and 25566 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:26,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:26,756 INFO L93 Difference]: Finished difference Result 46268 states and 50515 transitions. [2022-11-18 21:01:26,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:26,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 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 615 [2022-11-18 21:01:26,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:26,779 INFO L225 Difference]: With dead ends: 46268 [2022-11-18 21:01:26,780 INFO L226 Difference]: Without dead ends: 23134 [2022-11-18 21:01:26,791 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 [2022-11-18 21:01:26,791 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 464 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:26,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 70 Invalid, 954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-18 21:01:26,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23134 states. [2022-11-18 21:01:26,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23134 to 23134. [2022-11-18 21:01:27,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23134 states, 23133 states have (on average 1.0916872001037479) internal successors, (25254), 23133 states have internal predecessors, (25254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:27,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23134 states to 23134 states and 25254 transitions. [2022-11-18 21:01:27,172 INFO L78 Accepts]: Start accepts. Automaton has 23134 states and 25254 transitions. Word has length 615 [2022-11-18 21:01:27,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:27,173 INFO L495 AbstractCegarLoop]: Abstraction has 23134 states and 25254 transitions. [2022-11-18 21:01:27,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 23134 states and 25254 transitions. [2022-11-18 21:01:27,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 643 [2022-11-18 21:01:27,189 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:27,189 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:01:27,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-18 21:01:27,190 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:27,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:27,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1206065002, now seen corresponding path program 1 times [2022-11-18 21:01:27,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:27,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026532113] [2022-11-18 21:01:27,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:27,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 685 proven. 39 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-11-18 21:01:28,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:28,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026532113] [2022-11-18 21:01:28,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026532113] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:01:28,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349377351] [2022-11-18 21:01:28,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:28,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:28,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:01:28,163 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:01:28,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 21:01:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:28,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 21:01:28,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:01:28,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2022-11-18 21:01:28,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 21:01:28,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349377351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:28,717 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 21:01:28,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-11-18 21:01:28,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224619874] [2022-11-18 21:01:28,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:28,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:28,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:28,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:28,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:28,720 INFO L87 Difference]: Start difference. First operand 23134 states and 25254 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:30,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:30,606 INFO L93 Difference]: Finished difference Result 45062 states and 49228 transitions. [2022-11-18 21:01:30,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:30,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 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 642 [2022-11-18 21:01:30,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:30,627 INFO L225 Difference]: With dead ends: 45062 [2022-11-18 21:01:30,627 INFO L226 Difference]: Without dead ends: 22229 [2022-11-18 21:01:30,640 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 641 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-18 21:01:30,641 INFO L413 NwaCegarLoop]: 529 mSDtfsCounter, 202 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 843 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 1010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:30,641 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 566 Invalid, 1010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 843 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-18 21:01:30,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22229 states. [2022-11-18 21:01:30,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22229 to 21630. [2022-11-18 21:01:30,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21630 states, 21629 states have (on average 1.0579777151047205) internal successors, (22883), 21629 states have internal predecessors, (22883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21630 states to 21630 states and 22883 transitions. [2022-11-18 21:01:30,860 INFO L78 Accepts]: Start accepts. Automaton has 21630 states and 22883 transitions. Word has length 642 [2022-11-18 21:01:30,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:30,861 INFO L495 AbstractCegarLoop]: Abstraction has 21630 states and 22883 transitions. [2022-11-18 21:01:30,861 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:30,861 INFO L276 IsEmpty]: Start isEmpty. Operand 21630 states and 22883 transitions. [2022-11-18 21:01:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 657 [2022-11-18 21:01:30,872 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:30,872 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:01:30,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-18 21:01:31,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-18 21:01:31,079 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:31,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:31,080 INFO L85 PathProgramCache]: Analyzing trace with hash 291937418, now seen corresponding path program 1 times [2022-11-18 21:01:31,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:31,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345576447] [2022-11-18 21:01:31,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:31,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:31,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:31,994 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 625 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-18 21:01:31,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:31,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345576447] [2022-11-18 21:01:31,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345576447] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 21:01:31,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802944065] [2022-11-18 21:01:31,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:31,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 21:01:31,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 21:01:31,999 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 21:01:32,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-18 21:01:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:32,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-18 21:01:32,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 21:01:33,196 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 625 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-18 21:01:33,197 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 21:01:34,086 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 625 proven. 39 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-18 21:01:34,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [802944065] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 21:01:34,087 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-18 21:01:34,087 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-18 21:01:34,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723438041] [2022-11-18 21:01:34,088 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-18 21:01:34,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 21:01:34,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:34,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 21:01:34,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2022-11-18 21:01:34,090 INFO L87 Difference]: Start difference. First operand 21630 states and 22883 transitions. Second operand has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:40,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:40,646 INFO L93 Difference]: Finished difference Result 51293 states and 54243 transitions. [2022-11-18 21:01:40,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-18 21:01:40,647 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 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 656 [2022-11-18 21:01:40,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:40,665 INFO L225 Difference]: With dead ends: 51293 [2022-11-18 21:01:40,665 INFO L226 Difference]: Without dead ends: 23425 [2022-11-18 21:01:40,676 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1321 GetRequests, 1306 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2022-11-18 21:01:40,677 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 3150 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 4807 mSolverCounterSat, 425 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3150 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 5232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 425 IncrementalHoareTripleChecker+Valid, 4807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:40,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3150 Valid, 230 Invalid, 5232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [425 Valid, 4807 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-11-18 21:01:40,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23425 states. [2022-11-18 21:01:40,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23425 to 19535. [2022-11-18 21:01:41,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19535 states, 19534 states have (on average 1.0309204464011468) internal successors, (20138), 19534 states have internal predecessors, (20138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:41,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19535 states to 19535 states and 20138 transitions. [2022-11-18 21:01:41,038 INFO L78 Accepts]: Start accepts. Automaton has 19535 states and 20138 transitions. Word has length 656 [2022-11-18 21:01:41,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:41,038 INFO L495 AbstractCegarLoop]: Abstraction has 19535 states and 20138 transitions. [2022-11-18 21:01:41,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 86.33333333333333) internal successors, (777), 8 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:41,039 INFO L276 IsEmpty]: Start isEmpty. Operand 19535 states and 20138 transitions. [2022-11-18 21:01:41,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2022-11-18 21:01:41,051 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:41,051 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2022-11-18 21:01:41,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-18 21:01:41,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-11-18 21:01:41,258 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:41,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:41,259 INFO L85 PathProgramCache]: Analyzing trace with hash -2007667598, now seen corresponding path program 1 times [2022-11-18 21:01:41,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:41,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775900277] [2022-11-18 21:01:41,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:41,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:41,935 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2022-11-18 21:01:41,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:41,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775900277] [2022-11-18 21:01:41,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775900277] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:41,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:41,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 21:01:41,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091657901] [2022-11-18 21:01:41,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:41,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 21:01:41,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:41,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 21:01:41,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-18 21:01:41,939 INFO L87 Difference]: Start difference. First operand 19535 states and 20138 transitions. Second operand has 4 states, 4 states have (on average 108.25) internal successors, (433), 4 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:44,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:44,148 INFO L93 Difference]: Finished difference Result 41764 states and 43075 transitions. [2022-11-18 21:01:44,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 21:01:44,148 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 108.25) internal successors, (433), 4 states have internal predecessors, (433), 0 states have call successors, (0), 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 659 [2022-11-18 21:01:44,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:44,172 INFO L225 Difference]: With dead ends: 41764 [2022-11-18 21:01:44,172 INFO L226 Difference]: Without dead ends: 22530 [2022-11-18 21:01:44,182 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 [2022-11-18 21:01:44,183 INFO L413 NwaCegarLoop]: 387 mSDtfsCounter, 616 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1390 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 1611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 1390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:44,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [616 Valid, 419 Invalid, 1611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 1390 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-18 21:01:44,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22530 states. [2022-11-18 21:01:44,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22530 to 21929. [2022-11-18 21:01:44,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21929 states, 21928 states have (on average 1.0263589930682233) internal successors, (22506), 21928 states have internal predecessors, (22506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21929 states to 21929 states and 22506 transitions. [2022-11-18 21:01:44,386 INFO L78 Accepts]: Start accepts. Automaton has 21929 states and 22506 transitions. Word has length 659 [2022-11-18 21:01:44,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:44,386 INFO L495 AbstractCegarLoop]: Abstraction has 21929 states and 22506 transitions. [2022-11-18 21:01:44,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 108.25) internal successors, (433), 4 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 21929 states and 22506 transitions. [2022-11-18 21:01:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 700 [2022-11-18 21:01:44,393 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:44,394 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:01:44,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 21:01:44,394 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:44,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:44,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1673837868, now seen corresponding path program 1 times [2022-11-18 21:01:44,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:44,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956890787] [2022-11-18 21:01:44,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:44,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:44,949 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2022-11-18 21:01:44,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:44,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956890787] [2022-11-18 21:01:44,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956890787] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:44,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:44,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:44,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274572662] [2022-11-18 21:01:44,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:44,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:44,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:44,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:44,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:44,952 INFO L87 Difference]: Start difference. First operand 21929 states and 22506 transitions. Second operand has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:46,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:46,581 INFO L93 Difference]: Finished difference Result 46858 states and 48100 transitions. [2022-11-18 21:01:46,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:46,582 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 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 699 [2022-11-18 21:01:46,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:46,604 INFO L225 Difference]: With dead ends: 46858 [2022-11-18 21:01:46,604 INFO L226 Difference]: Without dead ends: 25230 [2022-11-18 21:01:46,614 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 [2022-11-18 21:01:46,614 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 347 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 785 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:46,615 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 118 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 785 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-18 21:01:46,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25230 states. [2022-11-18 21:01:46,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25230 to 21926. [2022-11-18 21:01:46,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21926 states, 21925 states have (on average 1.024903078677309) internal successors, (22471), 21925 states have internal predecessors, (22471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21926 states to 21926 states and 22471 transitions. [2022-11-18 21:01:46,822 INFO L78 Accepts]: Start accepts. Automaton has 21926 states and 22471 transitions. Word has length 699 [2022-11-18 21:01:46,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:46,822 INFO L495 AbstractCegarLoop]: Abstraction has 21926 states and 22471 transitions. [2022-11-18 21:01:46,823 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:46,823 INFO L276 IsEmpty]: Start isEmpty. Operand 21926 states and 22471 transitions. [2022-11-18 21:01:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2022-11-18 21:01:46,832 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:46,833 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:01:46,833 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-18 21:01:46,833 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:46,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:46,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1173180747, now seen corresponding path program 1 times [2022-11-18 21:01:46,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:46,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571931371] [2022-11-18 21:01:46,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:46,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 498 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2022-11-18 21:01:47,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:47,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571931371] [2022-11-18 21:01:47,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571931371] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:47,650 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:47,650 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 21:01:47,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217047837] [2022-11-18 21:01:47,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:47,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 21:01:47,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:47,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 21:01:47,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-18 21:01:47,652 INFO L87 Difference]: Start difference. First operand 21926 states and 22471 transitions. Second operand has 4 states, 4 states have (on average 114.25) internal successors, (457), 4 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:49,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:49,871 INFO L93 Difference]: Finished difference Result 51644 states and 52916 transitions. [2022-11-18 21:01:49,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 21:01:49,872 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 114.25) internal successors, (457), 4 states have internal predecessors, (457), 0 states have call successors, (0), 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 719 [2022-11-18 21:01:49,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:49,895 INFO L225 Difference]: With dead ends: 51644 [2022-11-18 21:01:49,895 INFO L226 Difference]: Without dead ends: 30019 [2022-11-18 21:01:49,905 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 [2022-11-18 21:01:49,906 INFO L413 NwaCegarLoop]: 81 mSDtfsCounter, 524 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 1532 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 1693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:49,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 140 Invalid, 1693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1532 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-18 21:01:49,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30019 states. [2022-11-18 21:01:50,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30019 to 27323. [2022-11-18 21:01:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27323 states, 27322 states have (on average 1.0249249688895397) internal successors, (28003), 27322 states have internal predecessors, (28003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27323 states to 27323 states and 28003 transitions. [2022-11-18 21:01:50,193 INFO L78 Accepts]: Start accepts. Automaton has 27323 states and 28003 transitions. Word has length 719 [2022-11-18 21:01:50,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:50,193 INFO L495 AbstractCegarLoop]: Abstraction has 27323 states and 28003 transitions. [2022-11-18 21:01:50,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 114.25) internal successors, (457), 4 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27323 states and 28003 transitions. [2022-11-18 21:01:50,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 779 [2022-11-18 21:01:50,258 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:50,259 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:01:50,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-18 21:01:50,259 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:50,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:50,260 INFO L85 PathProgramCache]: Analyzing trace with hash 359955969, now seen corresponding path program 1 times [2022-11-18 21:01:50,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:50,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417627496] [2022-11-18 21:01:50,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:50,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1294 backedges. 930 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-18 21:01:50,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:50,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417627496] [2022-11-18 21:01:50,733 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417627496] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:50,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:50,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 21:01:50,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295079944] [2022-11-18 21:01:50,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:50,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 21:01:50,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:50,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 21:01:50,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-18 21:01:50,735 INFO L87 Difference]: Start difference. First operand 27323 states and 28003 transitions. Second operand has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:52,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:52,724 INFO L93 Difference]: Finished difference Result 60035 states and 61515 transitions. [2022-11-18 21:01:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 21:01:52,725 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 0 states have call successors, (0), 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 778 [2022-11-18 21:01:52,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:52,750 INFO L225 Difference]: With dead ends: 60035 [2022-11-18 21:01:52,750 INFO L226 Difference]: Without dead ends: 33013 [2022-11-18 21:01:52,764 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 [2022-11-18 21:01:52,765 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 534 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1232 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 534 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 1299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 1232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:52,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [534 Valid, 171 Invalid, 1299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 1232 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-18 21:01:52,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33013 states. [2022-11-18 21:01:53,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33013 to 27323. [2022-11-18 21:01:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27323 states, 27322 states have (on average 1.0249249688895397) internal successors, (28003), 27322 states have internal predecessors, (28003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:53,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27323 states to 27323 states and 28003 transitions. [2022-11-18 21:01:53,240 INFO L78 Accepts]: Start accepts. Automaton has 27323 states and 28003 transitions. Word has length 778 [2022-11-18 21:01:53,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:53,241 INFO L495 AbstractCegarLoop]: Abstraction has 27323 states and 28003 transitions. [2022-11-18 21:01:53,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 4 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:53,241 INFO L276 IsEmpty]: Start isEmpty. Operand 27323 states and 28003 transitions. [2022-11-18 21:01:53,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2022-11-18 21:01:53,258 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:53,259 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:01:53,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-18 21:01:53,259 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:53,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:53,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1524543446, now seen corresponding path program 1 times [2022-11-18 21:01:53,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:53,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976271659] [2022-11-18 21:01:53,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:53,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 565 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2022-11-18 21:01:54,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:54,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976271659] [2022-11-18 21:01:54,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976271659] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:54,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:54,179 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:54,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429187589] [2022-11-18 21:01:54,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:54,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:54,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:54,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:54,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:54,181 INFO L87 Difference]: Start difference. First operand 27323 states and 28003 transitions. Second operand has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:55,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:55,307 INFO L93 Difference]: Finished difference Result 45626 states and 46720 transitions. [2022-11-18 21:01:55,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:55,308 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 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 786 [2022-11-18 21:01:55,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:55,322 INFO L225 Difference]: With dead ends: 45626 [2022-11-18 21:01:55,322 INFO L226 Difference]: Without dead ends: 18604 [2022-11-18 21:01:55,331 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 [2022-11-18 21:01:55,331 INFO L413 NwaCegarLoop]: 350 mSDtfsCounter, 216 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:55,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 358 Invalid, 760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-18 21:01:55,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18604 states. [2022-11-18 21:01:55,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18604 to 15909. [2022-11-18 21:01:55,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15909 states, 15908 states have (on average 1.0208071410611013) internal successors, (16239), 15908 states have internal predecessors, (16239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15909 states to 15909 states and 16239 transitions. [2022-11-18 21:01:55,505 INFO L78 Accepts]: Start accepts. Automaton has 15909 states and 16239 transitions. Word has length 786 [2022-11-18 21:01:55,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:55,506 INFO L495 AbstractCegarLoop]: Abstraction has 15909 states and 16239 transitions. [2022-11-18 21:01:55,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 145.33333333333334) internal successors, (436), 3 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 15909 states and 16239 transitions. [2022-11-18 21:01:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2022-11-18 21:01:55,516 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:55,516 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:01:55,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-18 21:01:55,516 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:55,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:55,517 INFO L85 PathProgramCache]: Analyzing trace with hash -594814793, now seen corresponding path program 1 times [2022-11-18 21:01:55,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:55,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711629229] [2022-11-18 21:01:55,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:55,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2022-11-18 21:01:56,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:56,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711629229] [2022-11-18 21:01:56,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1711629229] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:56,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:56,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:56,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645701964] [2022-11-18 21:01:56,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:56,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:56,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:56,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:56,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:56,042 INFO L87 Difference]: Start difference. First operand 15909 states and 16239 transitions. Second operand has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:57,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:57,064 INFO L93 Difference]: Finished difference Result 32413 states and 33083 transitions. [2022-11-18 21:01:57,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:57,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 0 states have call successors, (0), 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 824 [2022-11-18 21:01:57,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:57,077 INFO L225 Difference]: With dead ends: 32413 [2022-11-18 21:01:57,077 INFO L226 Difference]: Without dead ends: 16805 [2022-11-18 21:01:57,083 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 [2022-11-18 21:01:57,083 INFO L413 NwaCegarLoop]: 396 mSDtfsCounter, 308 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:57,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 418 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-18 21:01:57,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16805 states. [2022-11-18 21:01:57,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16805 to 15609. [2022-11-18 21:01:57,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15609 states, 15608 states have (on average 1.0206304459251665) internal successors, (15930), 15608 states have internal predecessors, (15930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:57,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15609 states to 15609 states and 15930 transitions. [2022-11-18 21:01:57,236 INFO L78 Accepts]: Start accepts. Automaton has 15609 states and 15930 transitions. Word has length 824 [2022-11-18 21:01:57,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:57,236 INFO L495 AbstractCegarLoop]: Abstraction has 15609 states and 15930 transitions. [2022-11-18 21:01:57,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 146.66666666666666) internal successors, (440), 3 states have internal predecessors, (440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 15609 states and 15930 transitions. [2022-11-18 21:01:57,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2022-11-18 21:01:57,245 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:57,246 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:01:57,246 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-18 21:01:57,246 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:57,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:57,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1707436180, now seen corresponding path program 1 times [2022-11-18 21:01:57,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:57,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912276039] [2022-11-18 21:01:57,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:57,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 1004 trivial. 0 not checked. [2022-11-18 21:01:57,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:57,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912276039] [2022-11-18 21:01:57,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912276039] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:57,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:57,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:57,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665467784] [2022-11-18 21:01:57,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:57,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:57,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:57,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:57,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:57,953 INFO L87 Difference]: Start difference. First operand 15609 states and 15930 transitions. Second operand has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:59,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:01:59,214 INFO L93 Difference]: Finished difference Result 36314 states and 37068 transitions. [2022-11-18 21:01:59,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:01:59,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 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 835 [2022-11-18 21:01:59,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:01:59,228 INFO L225 Difference]: With dead ends: 36314 [2022-11-18 21:01:59,228 INFO L226 Difference]: Without dead ends: 20707 [2022-11-18 21:01:59,233 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 [2022-11-18 21:01:59,234 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 292 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-18 21:01:59,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 409 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-18 21:01:59,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20707 states. [2022-11-18 21:01:59,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20707 to 18902. [2022-11-18 21:01:59,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18902 states, 18901 states have (on average 1.0207396434051108) internal successors, (19293), 18901 states have internal predecessors, (19293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18902 states to 18902 states and 19293 transitions. [2022-11-18 21:01:59,424 INFO L78 Accepts]: Start accepts. Automaton has 18902 states and 19293 transitions. Word has length 835 [2022-11-18 21:01:59,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:01:59,425 INFO L495 AbstractCegarLoop]: Abstraction has 18902 states and 19293 transitions. [2022-11-18 21:01:59,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 102.0) internal successors, (306), 3 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:01:59,425 INFO L276 IsEmpty]: Start isEmpty. Operand 18902 states and 19293 transitions. [2022-11-18 21:01:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 861 [2022-11-18 21:01:59,434 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:01:59,435 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-18 21:01:59,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-18 21:01:59,435 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:01:59,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:01:59,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1751874221, now seen corresponding path program 1 times [2022-11-18 21:01:59,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:01:59,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596928540] [2022-11-18 21:01:59,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:01:59,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:01:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:01:59,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2022-11-18 21:01:59,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:01:59,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596928540] [2022-11-18 21:01:59,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596928540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:01:59,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:01:59,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:01:59,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534002845] [2022-11-18 21:01:59,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:01:59,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:01:59,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:01:59,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:01:59,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:01:59,820 INFO L87 Difference]: Start difference. First operand 18902 states and 19293 transitions. Second operand has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:02:00,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:02:00,833 INFO L93 Difference]: Finished difference Result 37501 states and 38288 transitions. [2022-11-18 21:02:00,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:02:00,833 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 860 [2022-11-18 21:02:00,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:02:00,847 INFO L225 Difference]: With dead ends: 37501 [2022-11-18 21:02:00,847 INFO L226 Difference]: Without dead ends: 18601 [2022-11-18 21:02:00,855 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 [2022-11-18 21:02:00,855 INFO L413 NwaCegarLoop]: 380 mSDtfsCounter, 294 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 669 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-18 21:02:00,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 398 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 669 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-18 21:02:00,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18601 states. [2022-11-18 21:02:01,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18601 to 14398. [2022-11-18 21:02:01,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14398 states, 14397 states have (on average 1.016739598527471) internal successors, (14638), 14397 states have internal predecessors, (14638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:02:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14398 states to 14398 states and 14638 transitions. [2022-11-18 21:02:01,021 INFO L78 Accepts]: Start accepts. Automaton has 14398 states and 14638 transitions. Word has length 860 [2022-11-18 21:02:01,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:02:01,022 INFO L495 AbstractCegarLoop]: Abstraction has 14398 states and 14638 transitions. [2022-11-18 21:02:01,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.33333333333333) internal successors, (325), 3 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:02:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 14398 states and 14638 transitions. [2022-11-18 21:02:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 943 [2022-11-18 21:02:01,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 21:02:01,034 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-11-18 21:02:01,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-18 21:02:01,034 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 21:02:01,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 21:02:01,034 INFO L85 PathProgramCache]: Analyzing trace with hash 2095587486, now seen corresponding path program 1 times [2022-11-18 21:02:01,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 21:02:01,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369357685] [2022-11-18 21:02:01,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 21:02:01,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 21:02:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 21:02:01,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1524 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 1375 trivial. 0 not checked. [2022-11-18 21:02:01,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 21:02:01,802 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369357685] [2022-11-18 21:02:01,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369357685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 21:02:01,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 21:02:01,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 21:02:01,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489313154] [2022-11-18 21:02:01,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 21:02:01,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 21:02:01,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 21:02:01,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 21:02:01,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 21:02:01,805 INFO L87 Difference]: Start difference. First operand 14398 states and 14638 transitions. Second operand has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:02:02,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 21:02:02,848 INFO L93 Difference]: Finished difference Result 30291 states and 30797 transitions. [2022-11-18 21:02:02,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 21:02:02,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 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 942 [2022-11-18 21:02:02,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 21:02:02,849 INFO L225 Difference]: With dead ends: 30291 [2022-11-18 21:02:02,849 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 21:02:02,856 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 [2022-11-18 21:02:02,857 INFO L413 NwaCegarLoop]: 395 mSDtfsCounter, 274 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-18 21:02:02,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 414 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-18 21:02:02,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 21:02:02,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 21:02:02,858 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) [2022-11-18 21:02:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 21:02:02,858 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 942 [2022-11-18 21:02:02,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 21:02:02,858 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 21:02:02,859 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.66666666666667) internal successors, (311), 3 states have internal predecessors, (311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 21:02:02,859 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 21:02:02,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 21:02:02,861 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 21:02:02,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-18 21:02:02,864 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 21:02:21,192 INFO L899 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,192 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,192 INFO L899 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,192 INFO L899 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,193 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,194 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,194 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,194 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-11-18 21:02:21,194 INFO L899 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,194 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,194 INFO L899 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2022-11-18 21:02:21,194 INFO L899 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2022-11-18 21:02:21,195 INFO L899 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,195 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,195 INFO L899 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,195 INFO L899 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,195 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-18 21:02:21,195 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,195 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2022-11-18 21:02:21,196 INFO L899 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2022-11-18 21:02:21,196 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,196 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,196 INFO L899 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2022-11-18 21:02:21,196 INFO L899 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2022-11-18 21:02:21,196 INFO L899 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,196 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,197 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,198 INFO L899 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,199 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,200 INFO L899 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,201 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 113) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2022-11-18 21:02:21,202 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-11-18 21:02:21,203 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,204 INFO L899 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2022-11-18 21:02:21,205 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-11-18 21:02:21,206 INFO L899 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,207 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,208 INFO L899 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,209 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-11-18 21:02:21,210 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,211 INFO L899 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,212 INFO L899 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,213 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,214 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,214 INFO L899 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,214 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,214 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-11-18 21:02:21,214 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-11-18 21:02:21,214 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2022-11-18 21:02:21,214 INFO L899 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2022-11-18 21:02:21,215 INFO L899 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,215 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,215 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,215 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,216 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse17 (+ 98 ~a0~0)) (.cse18 (+ ~a4~0 86)) (.cse16 (<= ~a29~0 43))) (let ((.cse4 (= 2 ~a2~0)) (.cse13 (<= 0 (+ 599998 ~a0~0))) (.cse14 (= ~a2~0 4)) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse12 (<= (+ 104 ~a0~0) 0)) (.cse7 (= ~a2~0 1)) (.cse1 (<= (+ ~a0~0 3672) 0)) (.cse9 (not .cse16)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse2 (< 0 .cse18)) (.cse15 (<= 5 ~a2~0)) (.cse8 (<= (+ ~a0~0 147) 0)) (.cse19 (<= 0 (+ 140 ~a0~0))) (.cse3 (<= (+ 42 ~a4~0) 0)) (.cse5 (<= .cse17 0)) (.cse10 (= 3 ~a2~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (let ((.cse6 (+ ~a29~0 127))) (and (<= 0 .cse6) .cse0 .cse7 (<= 0 (+ 44 ~a0~0)) (<= .cse6 0))) (and .cse2 .cse3 .cse8 .cse9 .cse10) (and .cse0 .cse7 .cse11) (and .cse2 .cse12 .cse3 .cse13 .cse14 .cse9) (and .cse3 .cse13 .cse8 .cse15) (and .cse0 .cse9 .cse10) (and .cse4 .cse8 .cse9) (and .cse0 .cse14 .cse16) (and .cse2 .cse3 .cse13 .cse14 .cse1) (and .cse0 .cse10 (< 0 .cse17)) (and .cse2 .cse12 .cse3 .cse10 .cse16) (and .cse3 .cse8 .cse7 .cse9) (and .cse4 .cse0) (and .cse3 .cse10 .cse1 .cse16) (and .cse12 .cse0 .cse8 .cse10 .cse16) (and .cse13 (or (and .cse2 .cse3 .cse7) (and .cse3 .cse7 .cse11)) .cse16) (and (<= (+ ~a29~0 145) 0) .cse0 .cse10) (and .cse2 .cse3 .cse5 (<= 0 (+ 146 ~a0~0)) .cse7) (and .cse0 .cse14 .cse11) (and .cse12 (<= 2 ~a29~0) .cse0 .cse10 .cse16) (and .cse7 (<= .cse18 0) .cse1 (<= (+ ~a29~0 144) 0)) (and .cse2 .cse19 .cse3 .cse5 .cse9 .cse10) (and .cse0 .cse15) (and .cse2 .cse3 .cse5 .cse15 (not .cse8)) (and .cse19 .cse3 .cse5 (<= 0 (+ ~a4~0 73)) .cse10)))) [2022-11-18 21:02:21,216 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-11-18 21:02:21,216 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-11-18 21:02:21,216 INFO L899 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,216 INFO L899 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,216 INFO L899 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,216 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,217 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,217 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,217 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,217 INFO L899 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2022-11-18 21:02:21,217 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,217 INFO L899 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2022-11-18 21:02:21,217 INFO L902 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2022-11-18 21:02:21,218 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,218 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2022-11-18 21:02:21,218 INFO L899 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2022-11-18 21:02:21,218 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-11-18 21:02:21,218 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-11-18 21:02:21,218 INFO L899 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,218 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,219 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,219 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,219 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,219 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-11-18 21:02:21,219 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-11-18 21:02:21,219 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,219 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,220 INFO L899 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,221 INFO L895 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse17 (+ 98 ~a0~0)) (.cse18 (+ ~a4~0 86)) (.cse16 (<= ~a29~0 43))) (let ((.cse4 (= 2 ~a2~0)) (.cse1 (<= (+ ~a0~0 3672) 0)) (.cse13 (<= 0 (+ 599998 ~a0~0))) (.cse14 (= ~a2~0 4)) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse7 (= ~a2~0 1)) (.cse12 (<= (+ 104 ~a0~0) 0)) (.cse9 (not .cse16)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse2 (< 0 .cse18)) (.cse15 (<= 5 ~a2~0)) (.cse8 (<= (+ ~a0~0 147) 0)) (.cse19 (<= 0 (+ 140 ~a0~0))) (.cse3 (<= (+ 42 ~a4~0) 0)) (.cse5 (<= .cse17 0)) (.cse10 (= 3 ~a2~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (let ((.cse6 (+ ~a29~0 127))) (and (<= 0 .cse6) .cse0 .cse7 (<= 0 (+ 44 ~a0~0)) (<= .cse6 0))) (and .cse2 .cse3 .cse8 .cse9 .cse10) (and .cse0 .cse7 .cse11) (and .cse2 .cse12 .cse3 .cse13 .cse14 .cse9) (and .cse3 .cse13 .cse8 .cse15) (and .cse0 .cse9 .cse10) (and .cse4 .cse8 .cse9) (and .cse0 .cse14 .cse16) (and .cse2 .cse3 .cse13 .cse14 .cse1) (and .cse0 .cse10 (< 0 .cse17)) (and .cse2 .cse12 .cse3 .cse10 .cse16) (and .cse3 .cse8 .cse7 .cse9) (and .cse4 .cse0) (and .cse3 .cse10 .cse1 .cse16) (and .cse12 .cse0 .cse8 .cse10 .cse16) (and .cse13 (or (and .cse2 .cse3 .cse7) (and .cse3 .cse7 .cse11)) .cse16) (and (<= (+ ~a29~0 145) 0) .cse0 .cse10) (and .cse2 .cse3 .cse5 (<= 0 (+ 146 ~a0~0)) .cse7) (and .cse0 .cse14 .cse11) (and .cse7 (<= .cse18 0) (<= (+ ~a29~0 144) 0)) (and .cse12 (<= 2 ~a29~0) .cse0 .cse10 .cse16) (and .cse2 .cse19 .cse3 .cse5 .cse9 .cse10) (and .cse0 .cse15) (and .cse2 .cse3 .cse5 .cse15 (not .cse8)) (and .cse19 .cse3 .cse5 (<= 0 (+ ~a4~0 73)) .cse10)))) [2022-11-18 21:02:21,221 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,221 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-11-18 21:02:21,221 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-11-18 21:02:21,222 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-11-18 21:02:21,223 INFO L899 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,223 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,223 INFO L899 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2022-11-18 21:02:21,223 INFO L899 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,223 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,223 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,223 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,224 INFO L899 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,224 INFO L899 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,224 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-11-18 21:02:21,224 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-11-18 21:02:21,224 INFO L899 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,224 INFO L899 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,224 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,225 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,226 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,226 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,226 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,226 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,226 INFO L899 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,226 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-11-18 21:02:21,226 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-11-18 21:02:21,227 INFO L899 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,227 INFO L899 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,227 INFO L899 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,227 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,227 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,227 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,227 INFO L899 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,228 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,229 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,229 INFO L899 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2022-11-18 21:02:21,229 INFO L899 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2022-11-18 21:02:21,229 INFO L899 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,229 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-11-18 21:02:21,229 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-11-18 21:02:21,229 INFO L899 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,230 INFO L899 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,230 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,230 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,230 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,230 INFO L899 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,231 INFO L895 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse17 (+ 98 ~a0~0)) (.cse18 (+ ~a4~0 86)) (.cse16 (<= ~a29~0 43))) (let ((.cse4 (= 2 ~a2~0)) (.cse1 (<= (+ ~a0~0 3672) 0)) (.cse13 (<= 0 (+ 599998 ~a0~0))) (.cse14 (= ~a2~0 4)) (.cse11 (<= (+ ~a0~0 61) 0)) (.cse7 (= ~a2~0 1)) (.cse12 (<= (+ 104 ~a0~0) 0)) (.cse9 (not .cse16)) (.cse0 (<= (+ 89 ~a4~0) 0)) (.cse2 (< 0 .cse18)) (.cse15 (<= 5 ~a2~0)) (.cse8 (<= (+ ~a0~0 147) 0)) (.cse19 (<= 0 (+ 140 ~a0~0))) (.cse3 (<= (+ 42 ~a4~0) 0)) (.cse5 (<= .cse17 0)) (.cse10 (= 3 ~a2~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (let ((.cse6 (+ ~a29~0 127))) (and (<= 0 .cse6) .cse0 .cse7 (<= 0 (+ 44 ~a0~0)) (<= .cse6 0))) (and .cse2 .cse3 .cse8 .cse9 .cse10) (and .cse0 .cse7 .cse11) (and .cse2 .cse12 .cse3 .cse13 .cse14 .cse9) (and .cse3 .cse13 .cse8 .cse15) (and .cse0 .cse9 .cse10) (and .cse4 .cse8 .cse9) (and .cse0 .cse14 .cse16) (and .cse2 .cse3 .cse13 .cse14 .cse1) (and .cse0 .cse10 (< 0 .cse17)) (and .cse2 .cse12 .cse3 .cse10 .cse16) (and .cse3 .cse8 .cse7 .cse9) (and .cse4 .cse0) (and .cse3 .cse10 .cse1 .cse16) (and .cse12 .cse0 .cse8 .cse10 .cse16) (and .cse13 (or (and .cse2 .cse3 .cse7) (and .cse3 .cse7 .cse11)) .cse16) (and (<= (+ ~a29~0 145) 0) .cse0 .cse10) (and .cse2 .cse3 .cse5 (<= 0 (+ 146 ~a0~0)) .cse7) (and .cse0 .cse14 .cse11) (and .cse7 (<= .cse18 0) (<= (+ ~a29~0 144) 0)) (and .cse12 (<= 2 ~a29~0) .cse0 .cse10 .cse16) (and .cse2 .cse19 .cse3 .cse5 .cse9 .cse10) (and .cse0 .cse15) (and .cse2 .cse3 .cse5 .cse15 (not .cse8)) (and .cse19 .cse3 .cse5 (<= 0 (+ ~a4~0 73)) .cse10)))) [2022-11-18 21:02:21,231 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-11-18 21:02:21,231 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-11-18 21:02:21,231 INFO L899 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,231 INFO L899 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,231 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,231 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,232 INFO L899 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,232 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,232 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,232 INFO L899 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,232 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-11-18 21:02:21,232 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-11-18 21:02:21,232 INFO L899 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,233 INFO L899 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,234 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 21:02:21,234 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-11-18 21:02:21,234 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,234 INFO L899 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,234 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,234 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,234 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,235 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,236 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,236 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,236 INFO L899 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,236 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,236 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-11-18 21:02:21,236 INFO L899 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,236 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,237 INFO L899 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,238 INFO L899 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,238 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,238 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,238 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,238 INFO L899 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,238 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2022-11-18 21:02:21,238 INFO L899 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2022-11-18 21:02:21,239 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,239 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-11-18 21:02:21,239 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,239 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2022-11-18 21:02:21,239 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,239 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-11-18 21:02:21,239 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2022-11-18 21:02:21,243 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 21:02:21,245 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 21:02:21,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:02:21 BoogieIcfgContainer [2022-11-18 21:02:21,275 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 21:02:21,276 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 21:02:21,276 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 21:02:21,276 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 21:02:21,276 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:00:34" (3/4) ... [2022-11-18 21:02:21,279 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 21:02:21,307 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-18 21:02:21,309 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-18 21:02:21,311 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 21:02:21,314 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 21:02:21,469 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 21:02:21,469 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 21:02:21,470 INFO L158 Benchmark]: Toolchain (without parser) took 112275.48ms. Allocated memory was 90.2MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 51.3MB in the beginning and 674.4MB in the end (delta: -623.0MB). Peak memory consumption was 962.0MB. Max. memory is 16.1GB. [2022-11-18 21:02:21,471 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 21:02:21,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1209.09ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 51.1MB in the beginning and 55.1MB in the end (delta: -4.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-18 21:02:21,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 242.08ms. Allocated memory is still 113.2MB. Free memory was 55.1MB in the beginning and 53.5MB in the end (delta: 1.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2022-11-18 21:02:21,474 INFO L158 Benchmark]: Boogie Preprocessor took 339.14ms. Allocated memory was 113.2MB in the beginning and 146.8MB in the end (delta: 33.6MB). Free memory was 53.5MB in the beginning and 88.5MB in the end (delta: -35.0MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-11-18 21:02:21,474 INFO L158 Benchmark]: RCFGBuilder took 3706.78ms. Allocated memory was 146.8MB in the beginning and 293.6MB in the end (delta: 146.8MB). Free memory was 88.5MB in the beginning and 175.1MB in the end (delta: -86.7MB). Peak memory consumption was 102.3MB. Max. memory is 16.1GB. [2022-11-18 21:02:21,475 INFO L158 Benchmark]: TraceAbstraction took 106573.75ms. Allocated memory was 293.6MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 174.1MB in the beginning and 698.9MB in the end (delta: -524.9MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2022-11-18 21:02:21,475 INFO L158 Benchmark]: Witness Printer took 193.80ms. Allocated memory is still 1.7GB. Free memory was 698.9MB in the beginning and 674.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-18 21:02:21,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory was 60.8MB in the beginning and 60.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1209.09ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 51.1MB in the beginning and 55.1MB in the end (delta: -4.0MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 242.08ms. Allocated memory is still 113.2MB. Free memory was 55.1MB in the beginning and 53.5MB in the end (delta: 1.6MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 339.14ms. Allocated memory was 113.2MB in the beginning and 146.8MB in the end (delta: 33.6MB). Free memory was 53.5MB in the beginning and 88.5MB in the end (delta: -35.0MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3706.78ms. Allocated memory was 146.8MB in the beginning and 293.6MB in the end (delta: 146.8MB). Free memory was 88.5MB in the beginning and 175.1MB in the end (delta: -86.7MB). Peak memory consumption was 102.3MB. Max. memory is 16.1GB. * TraceAbstraction took 106573.75ms. Allocated memory was 293.6MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 174.1MB in the beginning and 698.9MB in the end (delta: -524.9MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Witness Printer took 193.80ms. Allocated memory is still 1.7GB. Free memory was 698.9MB in the beginning and 674.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 113]: 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: 106.4s, OverallIterations: 27, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 60.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11409 SdHoareTripleChecker+Valid, 55.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11409 mSDsluCounter, 10419 SdHoareTripleChecker+Invalid, 48.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1040 mSDsCounter, 4428 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28951 IncrementalHoareTripleChecker+Invalid, 33379 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4428 mSolverCounterUnsat, 9379 mSDtfsCounter, 28951 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3524 GetRequests, 3468 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27323occurred in iteration=21, InterpolantAutomatonStates: 95, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.5s AutomataMinimizationTime, 27 MinimizatonAttempts, 44139 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 280 NumberOfFragments, 1545 HoareAnnotationTreeSize, 4 FomulaSimplifications, 17134 FormulaSimplificationTreeSizeReduction, 8.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 104577 FormulaSimplificationTreeSizeReductionInter, 9.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 15.6s InterpolantComputationTime, 17116 NumberOfCodeBlocks, 17116 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 17739 ConstructedInterpolants, 0 QuantifiedInterpolants, 40985 SizeOfPredicates, 5 NumberOfNonLiveVariables, 3505 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 33 InterpolantComputations, 26 PerfectInterpolantSequences, 20314/20683 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: ((((((((((((((((((((((((((89 + a4 <= 0 && a0 + 3672 <= 0) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 0 <= 599998 + a0) && a2 == 4) && !(a29 <= 43))) || (((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2)) || ((2 == a2 && a0 + 147 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a2 == 4) && a0 + 3672 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && 0 < 98 + a0)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2) && a29 <= 43)) || (((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || (2 == a2 && 89 + a4 <= 0)) || (((42 + a4 <= 0 && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((104 + a0 <= 0 && 89 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 <= 43)) || ((0 <= 599998 + a0 && (((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || ((42 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0))) && a29 <= 43)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((((104 + a0 <= 0 && 2 <= a29) && 89 + a4 <= 0) && 3 == a2) && a29 <= 43)) || (((a2 == 1 && a4 + 86 <= 0) && a0 + 3672 <= 0) && a29 + 144 <= 0)) || (((((0 < a4 + 86 && 0 <= 140 + a0) && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2)) || (89 + a4 <= 0 && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && !(a0 + 147 <= 0))) || ((((0 <= 140 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= a4 + 73) && 3 == a2) - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((89 + a4 <= 0 && a0 + 3672 <= 0) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 0 <= 599998 + a0) && a2 == 4) && !(a29 <= 43))) || (((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2)) || ((2 == a2 && a0 + 147 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a2 == 4) && a0 + 3672 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && 0 < 98 + a0)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2) && a29 <= 43)) || (((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || (2 == a2 && 89 + a4 <= 0)) || (((42 + a4 <= 0 && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((104 + a0 <= 0 && 89 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 <= 43)) || ((0 <= 599998 + a0 && (((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || ((42 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0))) && a29 <= 43)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((104 + a0 <= 0 && 2 <= a29) && 89 + a4 <= 0) && 3 == a2) && a29 <= 43)) || (((((0 < a4 + 86 && 0 <= 140 + a0) && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2)) || (89 + a4 <= 0 && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && !(a0 + 147 <= 0))) || ((((0 <= 140 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= a4 + 73) && 3 == a2) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((89 + a4 <= 0 && a0 + 3672 <= 0) || (((0 < a4 + 86 && 42 + a4 <= 0) && 2 == a2) && 98 + a0 <= 0)) || ((((0 <= a29 + 127 && 89 + a4 <= 0) && a2 == 1) && 0 <= 44 + a0) && a29 + 127 <= 0)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(a29 <= 43)) && 3 == a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 0 <= 599998 + a0) && a2 == 4) && !(a29 <= 43))) || (((42 + a4 <= 0 && 0 <= 599998 + a0) && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && !(a29 <= 43)) && 3 == a2)) || ((2 == a2 && a0 + 147 <= 0) && !(a29 <= 43))) || ((89 + a4 <= 0 && a2 == 4) && a29 <= 43)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 0 <= 599998 + a0) && a2 == 4) && a0 + 3672 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && 0 < 98 + a0)) || ((((0 < a4 + 86 && 104 + a0 <= 0) && 42 + a4 <= 0) && 3 == a2) && a29 <= 43)) || (((42 + a4 <= 0 && a0 + 147 <= 0) && a2 == 1) && !(a29 <= 43))) || (2 == a2 && 89 + a4 <= 0)) || (((42 + a4 <= 0 && 3 == a2) && a0 + 3672 <= 0) && a29 <= 43)) || ((((104 + a0 <= 0 && 89 + a4 <= 0) && a0 + 147 <= 0) && 3 == a2) && a29 <= 43)) || ((0 <= 599998 + a0 && (((0 < a4 + 86 && 42 + a4 <= 0) && a2 == 1) || ((42 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0))) && a29 <= 43)) || ((a29 + 145 <= 0 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= 146 + a0) && a2 == 1)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || ((((104 + a0 <= 0 && 2 <= a29) && 89 + a4 <= 0) && 3 == a2) && a29 <= 43)) || (((((0 < a4 + 86 && 0 <= 140 + a0) && 42 + a4 <= 0) && 98 + a0 <= 0) && !(a29 <= 43)) && 3 == a2)) || (89 + a4 <= 0 && 5 <= a2)) || ((((0 < a4 + 86 && 42 + a4 <= 0) && 98 + a0 <= 0) && 5 <= a2) && !(a0 + 147 <= 0))) || ((((0 <= 140 + a0 && 42 + a4 <= 0) && 98 + a0 <= 0) && 0 <= a4 + 73) && 3 == a2) RESULT: Ultimate proved your program to be correct! [2022-11-18 21:02:21,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_93bb032e-dd8a-4007-b30f-cddc05fc9cc9/bin/uautomizer-TMbwUNV5ro/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