./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label31.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa --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 c9e1a0326cfbd74069fe8a9392496d7bba5eb0c64820bba9b08ddeb981e8ffba --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:30:18,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:30:18,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:30:18,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:30:18,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:30:18,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:30:18,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:30:18,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:30:18,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:30:18,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:30:18,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:30:18,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:30:18,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:30:18,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:30:18,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:30:18,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:30:18,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:30:18,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:30:18,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:30:18,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:30:18,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:30:18,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:30:18,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:30:18,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:30:18,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:30:18,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:30:18,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:30:18,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:30:18,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:30:18,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:30:18,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:30:18,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:30:18,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:30:18,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:30:18,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:30:18,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:30:18,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:30:18,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:30:18,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:30:18,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:30:18,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:30:18,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 22:30:18,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:30:18,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:30:18,086 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:30:18,086 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:30:18,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 22:30:18,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 22:30:18,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:30:18,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:30:18,088 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:30:18,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:30:18,088 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 22:30:18,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:30:18,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 22:30:18,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:30:18,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 22:30:18,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 22:30:18,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 22:30:18,089 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 22:30:18,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:30:18,089 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:30:18,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 22:30:18,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:30:18,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:30:18,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 22:30:18,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:30:18,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:30:18,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 22:30:18,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 22:30:18,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:30:18,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 22:30:18,091 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 22:30:18,091 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 22:30:18,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 22:30:18,091 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:30:18,091 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_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9e1a0326cfbd74069fe8a9392496d7bba5eb0c64820bba9b08ddeb981e8ffba [2021-12-06 22:30:18,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:30:18,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:30:18,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:30:18,318 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:30:18,319 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:30:18,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2021-12-06 22:30:18,370 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/data/05aa82bfd/067031d56d3d4b7b81b1c838af601dc1/FLAGb74ea46e5 [2021-12-06 22:30:18,868 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:30:18,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/sv-benchmarks/c/eca-rers2012/Problem15_label31.c [2021-12-06 22:30:18,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/data/05aa82bfd/067031d56d3d4b7b81b1c838af601dc1/FLAGb74ea46e5 [2021-12-06 22:30:19,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/data/05aa82bfd/067031d56d3d4b7b81b1c838af601dc1 [2021-12-06 22:30:19,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:30:19,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:30:19,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:30:19,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:30:19,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:30:19,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:30:19" (1/1) ... [2021-12-06 22:30:19,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7703e836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:19, skipping insertion in model container [2021-12-06 22:30:19,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:30:19" (1/1) ... [2021-12-06 22:30:19,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:30:19,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:30:19,590 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/sv-benchmarks/c/eca-rers2012/Problem15_label31.c[7892,7905] [2021-12-06 22:30:19,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:30:19,870 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:30:19,896 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/sv-benchmarks/c/eca-rers2012/Problem15_label31.c[7892,7905] [2021-12-06 22:30:20,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:30:20,068 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:30:20,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20 WrapperNode [2021-12-06 22:30:20,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:30:20,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:30:20,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:30:20,070 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:30:20,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,245 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1758 [2021-12-06 22:30:20,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:30:20,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:30:20,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:30:20,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:30:20,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:30:20,440 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:30:20,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:30:20,441 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:30:20,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (1/1) ... [2021-12-06 22:30:20,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 22:30:20,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:30:20,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 22:30:20,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 22:30:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 22:30:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 22:30:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:30:20,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:30:20,542 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:30:20,543 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:30:22,583 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:30:22,597 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:30:22,597 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 22:30:22,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:30:22 BoogieIcfgContainer [2021-12-06 22:30:22,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:30:22,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 22:30:22,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 22:30:22,605 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 22:30:22,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 10:30:19" (1/3) ... [2021-12-06 22:30:22,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77050c93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:30:22, skipping insertion in model container [2021-12-06 22:30:22,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:30:20" (2/3) ... [2021-12-06 22:30:22,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77050c93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 10:30:22, skipping insertion in model container [2021-12-06 22:30:22,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:30:22" (3/3) ... [2021-12-06 22:30:22,608 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label31.c [2021-12-06 22:30:22,612 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 22:30:22,612 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 22:30:22,655 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 22:30:22,660 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 22:30:22,660 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 22:30:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-12-06 22:30:22,687 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:22,687 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:22,688 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:22,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:22,692 INFO L85 PathProgramCache]: Analyzing trace with hash 962891993, now seen corresponding path program 1 times [2021-12-06 22:30:22,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:22,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16553426] [2021-12-06 22:30:22,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:22,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:30:22,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:22,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16553426] [2021-12-06 22:30:22,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16553426] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:22,922 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:22,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 22:30:22,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511906722] [2021-12-06 22:30:22,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:22,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:22,937 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:22,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:22,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:22,966 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 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:24,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:24,951 INFO L93 Difference]: Finished difference Result 1197 states and 2163 transitions. [2021-12-06 22:30:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:24,953 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2021-12-06 22:30:24,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:24,971 INFO L225 Difference]: With dead ends: 1197 [2021-12-06 22:30:24,971 INFO L226 Difference]: Without dead ends: 694 [2021-12-06 22:30:24,976 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:24,979 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 353 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1090 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 1090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:24,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [353 Valid, 114 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 1090 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-12-06 22:30:24,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2021-12-06 22:30:25,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 684. [2021-12-06 22:30:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 683 states have (on average 1.718887262079063) internal successors, (1174), 683 states have internal predecessors, (1174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1174 transitions. [2021-12-06 22:30:25,052 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1174 transitions. Word has length 65 [2021-12-06 22:30:25,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:25,052 INFO L470 AbstractCegarLoop]: Abstraction has 684 states and 1174 transitions. [2021-12-06 22:30:25,052 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 2 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:25,052 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1174 transitions. [2021-12-06 22:30:25,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-12-06 22:30:25,057 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:25,057 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:25,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 22:30:25,057 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:25,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:25,058 INFO L85 PathProgramCache]: Analyzing trace with hash -597315905, now seen corresponding path program 1 times [2021-12-06 22:30:25,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:25,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640737627] [2021-12-06 22:30:25,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:25,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:30:25,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:25,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640737627] [2021-12-06 22:30:25,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640737627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:25,167 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:25,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 22:30:25,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139159486] [2021-12-06 22:30:25,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:25,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:25,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:25,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:25,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:25,169 INFO L87 Difference]: Start difference. First operand 684 states and 1174 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:26,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:26,811 INFO L93 Difference]: Finished difference Result 1681 states and 2896 transitions. [2021-12-06 22:30:26,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:26,812 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2021-12-06 22:30:26,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:26,817 INFO L225 Difference]: With dead ends: 1681 [2021-12-06 22:30:26,817 INFO L226 Difference]: Without dead ends: 999 [2021-12-06 22:30:26,818 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:26,819 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 254 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:26,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 226 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 1022 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 22:30:26,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 999 states. [2021-12-06 22:30:26,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 999 to 989. [2021-12-06 22:30:26,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 988 states have (on average 1.6194331983805668) internal successors, (1600), 988 states have internal predecessors, (1600), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1600 transitions. [2021-12-06 22:30:26,840 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1600 transitions. Word has length 130 [2021-12-06 22:30:26,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:26,840 INFO L470 AbstractCegarLoop]: Abstraction has 989 states and 1600 transitions. [2021-12-06 22:30:26,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1600 transitions. [2021-12-06 22:30:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-12-06 22:30:26,843 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:26,843 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:26,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 22:30:26,843 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:26,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:26,844 INFO L85 PathProgramCache]: Analyzing trace with hash 729994212, now seen corresponding path program 1 times [2021-12-06 22:30:26,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:26,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935576821] [2021-12-06 22:30:26,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:26,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:30:26,915 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:26,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935576821] [2021-12-06 22:30:26,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935576821] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:26,915 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:26,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 22:30:26,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584459585] [2021-12-06 22:30:26,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:26,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:26,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:26,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:26,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:26,916 INFO L87 Difference]: Start difference. First operand 989 states and 1600 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:28,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:28,032 INFO L93 Difference]: Finished difference Result 2575 states and 4255 transitions. [2021-12-06 22:30:28,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:28,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 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 131 [2021-12-06 22:30:28,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:28,040 INFO L225 Difference]: With dead ends: 2575 [2021-12-06 22:30:28,040 INFO L226 Difference]: Without dead ends: 1588 [2021-12-06 22:30:28,041 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:28,042 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 284 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 1089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:28,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 337 Invalid, 1089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-12-06 22:30:28,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1588 states. [2021-12-06 22:30:28,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1588 to 1584. [2021-12-06 22:30:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1584 states, 1583 states have (on average 1.3986102337334176) internal successors, (2214), 1583 states have internal predecessors, (2214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:28,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1584 states and 2214 transitions. [2021-12-06 22:30:28,071 INFO L78 Accepts]: Start accepts. Automaton has 1584 states and 2214 transitions. Word has length 131 [2021-12-06 22:30:28,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:28,071 INFO L470 AbstractCegarLoop]: Abstraction has 1584 states and 2214 transitions. [2021-12-06 22:30:28,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:28,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 2214 transitions. [2021-12-06 22:30:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-12-06 22:30:28,073 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:28,073 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 22:30:28,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 22:30:28,073 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:28,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:28,074 INFO L85 PathProgramCache]: Analyzing trace with hash 292340142, now seen corresponding path program 1 times [2021-12-06 22:30:28,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:28,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945657368] [2021-12-06 22:30:28,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:28,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:28,157 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:30:28,157 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:28,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945657368] [2021-12-06 22:30:28,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945657368] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:28,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:28,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 22:30:28,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933734782] [2021-12-06 22:30:28,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:28,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 22:30:28,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:28,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 22:30:28,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 22:30:28,158 INFO L87 Difference]: Start difference. First operand 1584 states and 2214 transitions. Second operand has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:30,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:30,010 INFO L93 Difference]: Finished difference Result 4090 states and 5888 transitions. [2021-12-06 22:30:30,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 22:30:30,010 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 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 135 [2021-12-06 22:30:30,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:30,021 INFO L225 Difference]: With dead ends: 4090 [2021-12-06 22:30:30,021 INFO L226 Difference]: Without dead ends: 2807 [2021-12-06 22:30:30,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 22:30:30,024 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 349 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 454 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 2163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 454 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:30,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [349 Valid, 416 Invalid, 2163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [454 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-06 22:30:30,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2807 states. [2021-12-06 22:30:30,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2807 to 2184. [2021-12-06 22:30:30,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2184 states, 2183 states have (on average 1.3302794319743472) internal successors, (2904), 2183 states have internal predecessors, (2904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:30,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 2184 states and 2904 transitions. [2021-12-06 22:30:30,063 INFO L78 Accepts]: Start accepts. Automaton has 2184 states and 2904 transitions. Word has length 135 [2021-12-06 22:30:30,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:30,063 INFO L470 AbstractCegarLoop]: Abstraction has 2184 states and 2904 transitions. [2021-12-06 22:30:30,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:30,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2904 transitions. [2021-12-06 22:30:30,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-12-06 22:30:30,067 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:30,067 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:30,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 22:30:30,068 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:30,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:30,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1279382026, now seen corresponding path program 1 times [2021-12-06 22:30:30,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:30,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141322506] [2021-12-06 22:30:30,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:30,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-12-06 22:30:30,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:30,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141322506] [2021-12-06 22:30:30,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141322506] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:30,233 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:30,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 22:30:30,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382682885] [2021-12-06 22:30:30,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:30,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:30,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:30,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:30,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:30,235 INFO L87 Difference]: Start difference. First operand 2184 states and 2904 transitions. Second operand has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:31,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:31,656 INFO L93 Difference]: Finished difference Result 5868 states and 7890 transitions. [2021-12-06 22:30:31,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:31,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 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 335 [2021-12-06 22:30:31,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:31,670 INFO L225 Difference]: With dead ends: 5868 [2021-12-06 22:30:31,671 INFO L226 Difference]: Without dead ends: 3686 [2021-12-06 22:30:31,673 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:31,674 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 43 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 1110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:31,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 317 Invalid, 1110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 22:30:31,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3686 states. [2021-12-06 22:30:31,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3686 to 3684. [2021-12-06 22:30:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3684 states, 3683 states have (on average 1.25821341297855) internal successors, (4634), 3683 states have internal predecessors, (4634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:31,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3684 states and 4634 transitions. [2021-12-06 22:30:31,730 INFO L78 Accepts]: Start accepts. Automaton has 3684 states and 4634 transitions. Word has length 335 [2021-12-06 22:30:31,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:31,731 INFO L470 AbstractCegarLoop]: Abstraction has 3684 states and 4634 transitions. [2021-12-06 22:30:31,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.33333333333333) internal successors, (274), 2 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 4634 transitions. [2021-12-06 22:30:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2021-12-06 22:30:31,737 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:31,737 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:31,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 22:30:31,738 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:31,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:31,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1245441651, now seen corresponding path program 1 times [2021-12-06 22:30:31,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:31,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625384332] [2021-12-06 22:30:31,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:31,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:31,868 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-12-06 22:30:31,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:31,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625384332] [2021-12-06 22:30:31,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625384332] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:31,868 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:31,868 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 22:30:31,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749531833] [2021-12-06 22:30:31,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:31,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:31,869 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:31,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:31,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:31,870 INFO L87 Difference]: Start difference. First operand 3684 states and 4634 transitions. Second operand has 3 states, 3 states have (on average 107.0) internal successors, (321), 2 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:33,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:33,281 INFO L93 Difference]: Finished difference Result 7665 states and 9577 transitions. [2021-12-06 22:30:33,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:33,282 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 107.0) internal successors, (321), 2 states have internal predecessors, (321), 0 states have call successors, (0), 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 383 [2021-12-06 22:30:33,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:33,301 INFO L225 Difference]: With dead ends: 7665 [2021-12-06 22:30:33,302 INFO L226 Difference]: Without dead ends: 3983 [2021-12-06 22:30:33,306 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:33,307 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 105 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 888 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:33,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 359 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 888 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 22:30:33,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3983 states. [2021-12-06 22:30:33,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3983 to 3983. [2021-12-06 22:30:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3983 states, 3982 states have (on average 1.2403314917127073) internal successors, (4939), 3982 states have internal predecessors, (4939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:33,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3983 states to 3983 states and 4939 transitions. [2021-12-06 22:30:33,385 INFO L78 Accepts]: Start accepts. Automaton has 3983 states and 4939 transitions. Word has length 383 [2021-12-06 22:30:33,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:33,386 INFO L470 AbstractCegarLoop]: Abstraction has 3983 states and 4939 transitions. [2021-12-06 22:30:33,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 107.0) internal successors, (321), 2 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 4939 transitions. [2021-12-06 22:30:33,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-06 22:30:33,397 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:33,398 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:33,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 22:30:33,398 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:33,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:33,399 INFO L85 PathProgramCache]: Analyzing trace with hash 342717355, now seen corresponding path program 1 times [2021-12-06 22:30:33,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:33,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076892302] [2021-12-06 22:30:33,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:33,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:33,562 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-12-06 22:30:33,562 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:33,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076892302] [2021-12-06 22:30:33,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076892302] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:33,562 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:33,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:30:33,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005922624] [2021-12-06 22:30:33,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:33,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:33,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:33,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:33,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:33,564 INFO L87 Difference]: Start difference. First operand 3983 states and 4939 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:35,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:35,083 INFO L93 Difference]: Finished difference Result 8861 states and 11333 transitions. [2021-12-06 22:30:35,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:35,083 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 426 [2021-12-06 22:30:35,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:35,101 INFO L225 Difference]: With dead ends: 8861 [2021-12-06 22:30:35,101 INFO L226 Difference]: Without dead ends: 5179 [2021-12-06 22:30:35,103 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:35,104 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 249 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 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, 1.5s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:35,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 322 Invalid, 1114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-12-06 22:30:35,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5179 states. [2021-12-06 22:30:35,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5179 to 3381. [2021-12-06 22:30:35,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3381 states, 3380 states have (on average 1.26301775147929) internal successors, (4269), 3380 states have internal predecessors, (4269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3381 states to 3381 states and 4269 transitions. [2021-12-06 22:30:35,158 INFO L78 Accepts]: Start accepts. Automaton has 3381 states and 4269 transitions. Word has length 426 [2021-12-06 22:30:35,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:35,159 INFO L470 AbstractCegarLoop]: Abstraction has 3381 states and 4269 transitions. [2021-12-06 22:30:35,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3381 states and 4269 transitions. [2021-12-06 22:30:35,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2021-12-06 22:30:35,162 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:35,162 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:35,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 22:30:35,162 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:35,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:35,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1686545730, now seen corresponding path program 1 times [2021-12-06 22:30:35,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:35,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11649097] [2021-12-06 22:30:35,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:35,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:35,365 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:30:35,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:35,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11649097] [2021-12-06 22:30:35,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11649097] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:35,365 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:35,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 22:30:35,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146788695] [2021-12-06 22:30:35,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:35,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 22:30:35,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:35,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 22:30:35,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 22:30:35,367 INFO L87 Difference]: Start difference. First operand 3381 states and 4269 transitions. Second operand has 5 states, 5 states have (on average 86.0) internal successors, (430), 5 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:37,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:37,413 INFO L93 Difference]: Finished difference Result 8297 states and 10744 transitions. [2021-12-06 22:30:37,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 22:30:37,413 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 86.0) internal successors, (430), 5 states have internal predecessors, (430), 0 states have call successors, (0), 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 430 [2021-12-06 22:30:37,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:37,431 INFO L225 Difference]: With dead ends: 8297 [2021-12-06 22:30:37,431 INFO L226 Difference]: Without dead ends: 5217 [2021-12-06 22:30:37,433 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:30:37,433 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 387 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 525 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 525 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:37,433 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [387 Valid, 379 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [525 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-06 22:30:37,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5217 states. [2021-12-06 22:30:37,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5217 to 4878. [2021-12-06 22:30:37,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4878 states, 4877 states have (on average 1.2259585810949354) internal successors, (5979), 4877 states have internal predecessors, (5979), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:37,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4878 states and 5979 transitions. [2021-12-06 22:30:37,494 INFO L78 Accepts]: Start accepts. Automaton has 4878 states and 5979 transitions. Word has length 430 [2021-12-06 22:30:37,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:37,495 INFO L470 AbstractCegarLoop]: Abstraction has 4878 states and 5979 transitions. [2021-12-06 22:30:37,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 86.0) internal successors, (430), 5 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:37,495 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 5979 transitions. [2021-12-06 22:30:37,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-12-06 22:30:37,498 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:37,498 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:37,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-06 22:30:37,499 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:37,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:37,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1041714720, now seen corresponding path program 1 times [2021-12-06 22:30:37,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:37,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379067890] [2021-12-06 22:30:37,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:37,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-06 22:30:37,630 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:37,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379067890] [2021-12-06 22:30:37,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379067890] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:37,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:37,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:30:37,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819405489] [2021-12-06 22:30:37,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:37,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:37,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:37,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:37,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:37,632 INFO L87 Difference]: Start difference. First operand 4878 states and 5979 transitions. Second operand has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:38,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:38,910 INFO L93 Difference]: Finished difference Result 10952 states and 13771 transitions. [2021-12-06 22:30:38,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:38,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 442 [2021-12-06 22:30:38,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:38,929 INFO L225 Difference]: With dead ends: 10952 [2021-12-06 22:30:38,930 INFO L226 Difference]: Without dead ends: 6375 [2021-12-06 22:30:38,932 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:38,933 INFO L933 BasicCegarLoop]: 580 mSDtfsCounter, 263 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:38,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [263 Valid, 619 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 22:30:38,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6375 states. [2021-12-06 22:30:38,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6375 to 6374. [2021-12-06 22:30:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6374 states, 6373 states have (on average 1.198022909147968) internal successors, (7635), 6373 states have internal predecessors, (7635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:39,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6374 states to 6374 states and 7635 transitions. [2021-12-06 22:30:39,002 INFO L78 Accepts]: Start accepts. Automaton has 6374 states and 7635 transitions. Word has length 442 [2021-12-06 22:30:39,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:39,002 INFO L470 AbstractCegarLoop]: Abstraction has 6374 states and 7635 transitions. [2021-12-06 22:30:39,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.33333333333333) internal successors, (337), 3 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:39,003 INFO L276 IsEmpty]: Start isEmpty. Operand 6374 states and 7635 transitions. [2021-12-06 22:30:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2021-12-06 22:30:39,008 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:39,008 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:30:39,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-06 22:30:39,009 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:39,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:39,009 INFO L85 PathProgramCache]: Analyzing trace with hash -255819651, now seen corresponding path program 1 times [2021-12-06 22:30:39,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:39,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524800426] [2021-12-06 22:30:39,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:39,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:39,175 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2021-12-06 22:30:39,176 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:39,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524800426] [2021-12-06 22:30:39,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524800426] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:39,176 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:39,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:30:39,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772540626] [2021-12-06 22:30:39,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:39,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:39,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:39,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:39,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:39,178 INFO L87 Difference]: Start difference. First operand 6374 states and 7635 transitions. Second operand has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:40,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:40,826 INFO L93 Difference]: Finished difference Result 16633 states and 20159 transitions. [2021-12-06 22:30:40,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:40,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 539 [2021-12-06 22:30:40,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:40,839 INFO L225 Difference]: With dead ends: 16633 [2021-12-06 22:30:40,840 INFO L226 Difference]: Without dead ends: 10560 [2021-12-06 22:30:40,844 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:40,845 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 275 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 1154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:40,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 263 Invalid, 1154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 22:30:40,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10560 states. [2021-12-06 22:30:40,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10560 to 8467. [2021-12-06 22:30:40,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8467 states, 8466 states have (on average 1.1961965509095205) internal successors, (10127), 8466 states have internal predecessors, (10127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:40,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8467 states to 8467 states and 10127 transitions. [2021-12-06 22:30:40,937 INFO L78 Accepts]: Start accepts. Automaton has 8467 states and 10127 transitions. Word has length 539 [2021-12-06 22:30:40,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:40,938 INFO L470 AbstractCegarLoop]: Abstraction has 8467 states and 10127 transitions. [2021-12-06 22:30:40,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.66666666666667) internal successors, (338), 3 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:40,938 INFO L276 IsEmpty]: Start isEmpty. Operand 8467 states and 10127 transitions. [2021-12-06 22:30:40,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-12-06 22:30:40,943 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:40,943 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2021-12-06 22:30:40,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 22:30:40,944 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:40,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:40,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1309397632, now seen corresponding path program 1 times [2021-12-06 22:30:40,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:40,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028908148] [2021-12-06 22:30:40,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:40,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:41,090 INFO L134 CoverageAnalysis]: Checked inductivity of 796 backedges. 496 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-12-06 22:30:41,091 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:41,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028908148] [2021-12-06 22:30:41,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028908148] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:41,091 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:41,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:30:41,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790722811] [2021-12-06 22:30:41,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:41,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:41,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:41,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:41,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:41,093 INFO L87 Difference]: Start difference. First operand 8467 states and 10127 transitions. Second operand has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:43,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:43,157 INFO L93 Difference]: Finished difference Result 19937 states and 23976 transitions. [2021-12-06 22:30:43,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:43,158 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 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 556 [2021-12-06 22:30:43,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:43,178 INFO L225 Difference]: With dead ends: 19937 [2021-12-06 22:30:43,178 INFO L226 Difference]: Without dead ends: 11771 [2021-12-06 22:30:43,184 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:43,185 INFO L933 BasicCegarLoop]: 587 mSDtfsCounter, 243 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:43,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 621 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-06 22:30:43,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11771 states. [2021-12-06 22:30:43,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11771 to 11759. [2021-12-06 22:30:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11759 states, 11758 states have (on average 1.173924136757952) internal successors, (13803), 11758 states have internal predecessors, (13803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:43,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11759 states to 11759 states and 13803 transitions. [2021-12-06 22:30:43,300 INFO L78 Accepts]: Start accepts. Automaton has 11759 states and 13803 transitions. Word has length 556 [2021-12-06 22:30:43,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:43,301 INFO L470 AbstractCegarLoop]: Abstraction has 11759 states and 13803 transitions. [2021-12-06 22:30:43,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.0) internal successors, (348), 3 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:43,301 INFO L276 IsEmpty]: Start isEmpty. Operand 11759 states and 13803 transitions. [2021-12-06 22:30:43,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2021-12-06 22:30:43,306 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:43,307 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2021-12-06 22:30:43,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-06 22:30:43,307 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:43,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:43,307 INFO L85 PathProgramCache]: Analyzing trace with hash -951322089, now seen corresponding path program 1 times [2021-12-06 22:30:43,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:43,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915964516] [2021-12-06 22:30:43,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:43,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:43,454 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-12-06 22:30:43,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:43,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915964516] [2021-12-06 22:30:43,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915964516] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:43,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:43,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:30:43,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698012706] [2021-12-06 22:30:43,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:43,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:43,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:43,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:43,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:43,456 INFO L87 Difference]: Start difference. First operand 11759 states and 13803 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:44,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:44,808 INFO L93 Difference]: Finished difference Result 23514 states and 27644 transitions. [2021-12-06 22:30:44,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:44,808 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 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 566 [2021-12-06 22:30:44,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:44,821 INFO L225 Difference]: With dead ends: 23514 [2021-12-06 22:30:44,821 INFO L226 Difference]: Without dead ends: 12056 [2021-12-06 22:30:44,828 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:44,829 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 465 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 1041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:44,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 71 Invalid, 1041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 845 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-06 22:30:44,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12056 states. [2021-12-06 22:30:44,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12056 to 11757. [2021-12-06 22:30:44,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11757 states, 11756 states have (on average 1.1737835998638992) internal successors, (13799), 11756 states have internal predecessors, (13799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:44,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11757 states to 11757 states and 13799 transitions. [2021-12-06 22:30:44,960 INFO L78 Accepts]: Start accepts. Automaton has 11757 states and 13799 transitions. Word has length 566 [2021-12-06 22:30:44,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:44,961 INFO L470 AbstractCegarLoop]: Abstraction has 11757 states and 13799 transitions. [2021-12-06 22:30:44,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:44,961 INFO L276 IsEmpty]: Start isEmpty. Operand 11757 states and 13799 transitions. [2021-12-06 22:30:44,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-12-06 22:30:44,969 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:44,970 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 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] [2021-12-06 22:30:44,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 22:30:44,970 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:44,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:44,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1512951466, now seen corresponding path program 1 times [2021-12-06 22:30:44,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:44,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032454025] [2021-12-06 22:30:44,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:44,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 22:30:45,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:45,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032454025] [2021-12-06 22:30:45,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032454025] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:45,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:45,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:30:45,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405151097] [2021-12-06 22:30:45,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:45,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:45,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:45,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:45,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:45,132 INFO L87 Difference]: Start difference. First operand 11757 states and 13799 transitions. Second operand has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:46,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:46,106 INFO L93 Difference]: Finished difference Result 24708 states and 28972 transitions. [2021-12-06 22:30:46,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:46,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 0 states have call successors, (0), 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 586 [2021-12-06 22:30:46,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:46,131 INFO L225 Difference]: With dead ends: 24708 [2021-12-06 22:30:46,131 INFO L226 Difference]: Without dead ends: 13252 [2021-12-06 22:30:46,140 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:46,140 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 270 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:46,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 324 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-06 22:30:46,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13252 states. [2021-12-06 22:30:46,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13252 to 9960. [2021-12-06 22:30:46,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9960 states, 9959 states have (on average 1.1905813836730594) internal successors, (11857), 9959 states have internal predecessors, (11857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9960 states to 9960 states and 11857 transitions. [2021-12-06 22:30:46,258 INFO L78 Accepts]: Start accepts. Automaton has 9960 states and 11857 transitions. Word has length 586 [2021-12-06 22:30:46,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:46,258 INFO L470 AbstractCegarLoop]: Abstraction has 9960 states and 11857 transitions. [2021-12-06 22:30:46,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.0) internal successors, (417), 3 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 9960 states and 11857 transitions. [2021-12-06 22:30:46,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 593 [2021-12-06 22:30:46,267 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:46,267 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 22:30:46,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-06 22:30:46,267 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:46,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:46,268 INFO L85 PathProgramCache]: Analyzing trace with hash 241840910, now seen corresponding path program 1 times [2021-12-06 22:30:46,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:46,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412892646] [2021-12-06 22:30:46,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:46,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 444 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-12-06 22:30:46,473 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:46,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412892646] [2021-12-06 22:30:46,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412892646] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:46,473 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:30:46,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:30:46,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881616186] [2021-12-06 22:30:46,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:46,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:46,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:46,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:46,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:30:46,475 INFO L87 Difference]: Start difference. First operand 9960 states and 11857 transitions. Second operand has 3 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:48,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:48,195 INFO L93 Difference]: Finished difference Result 25898 states and 30912 transitions. [2021-12-06 22:30:48,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:48,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 0 states have call successors, (0), 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 592 [2021-12-06 22:30:48,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:48,209 INFO L225 Difference]: With dead ends: 25898 [2021-12-06 22:30:48,209 INFO L226 Difference]: Without dead ends: 16239 [2021-12-06 22:30:48,217 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:30:48,218 INFO L933 BasicCegarLoop]: 158 mSDtfsCounter, 225 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 187 SdHoareTripleChecker+Invalid, 1177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:48,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [225 Valid, 187 Invalid, 1177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 22:30:48,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16239 states. [2021-12-06 22:30:48,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16239 to 12053. [2021-12-06 22:30:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12053 states, 12052 states have (on average 1.2118320610687023) internal successors, (14605), 12052 states have internal predecessors, (14605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:48,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12053 states to 12053 states and 14605 transitions. [2021-12-06 22:30:48,384 INFO L78 Accepts]: Start accepts. Automaton has 12053 states and 14605 transitions. Word has length 592 [2021-12-06 22:30:48,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:48,385 INFO L470 AbstractCegarLoop]: Abstraction has 12053 states and 14605 transitions. [2021-12-06 22:30:48,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 162.33333333333334) internal successors, (487), 3 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 12053 states and 14605 transitions. [2021-12-06 22:30:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 611 [2021-12-06 22:30:48,391 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:48,391 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 22:30:48,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 22:30:48,392 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:48,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:48,392 INFO L85 PathProgramCache]: Analyzing trace with hash -2071206007, now seen corresponding path program 1 times [2021-12-06 22:30:48,392 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:48,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679897419] [2021-12-06 22:30:48,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:48,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:48,603 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 125 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:30:48,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:48,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679897419] [2021-12-06 22:30:48,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679897419] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:30:48,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1897421176] [2021-12-06 22:30:48,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:48,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:30:48,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:30:48,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:30:48,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 22:30:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:48,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:30:48,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:30:49,313 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:30:49,313 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:30:49,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1897421176] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:49,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 22:30:49,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-06 22:30:49,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691230169] [2021-12-06 22:30:49,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:49,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:49,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:49,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:49,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:30:49,316 INFO L87 Difference]: Start difference. First operand 12053 states and 14605 transitions. Second operand has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:50,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:50,579 INFO L93 Difference]: Finished difference Result 23807 states and 28906 transitions. [2021-12-06 22:30:50,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:50,579 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 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 610 [2021-12-06 22:30:50,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:50,590 INFO L225 Difference]: With dead ends: 23807 [2021-12-06 22:30:50,590 INFO L226 Difference]: Without dead ends: 12055 [2021-12-06 22:30:50,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 613 GetRequests, 609 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:30:50,597 INFO L933 BasicCegarLoop]: 432 mSDtfsCounter, 115 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:50,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 443 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 22:30:50,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12055 states. [2021-12-06 22:30:50,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12055 to 12051. [2021-12-06 22:30:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12051 states, 12050 states have (on average 1.183402489626556) internal successors, (14260), 12050 states have internal predecessors, (14260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12051 states to 12051 states and 14260 transitions. [2021-12-06 22:30:50,725 INFO L78 Accepts]: Start accepts. Automaton has 12051 states and 14260 transitions. Word has length 610 [2021-12-06 22:30:50,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:50,725 INFO L470 AbstractCegarLoop]: Abstraction has 12051 states and 14260 transitions. [2021-12-06 22:30:50,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:50,726 INFO L276 IsEmpty]: Start isEmpty. Operand 12051 states and 14260 transitions. [2021-12-06 22:30:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2021-12-06 22:30:50,733 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:50,733 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 22:30:50,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 22:30:50,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:30:50,935 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:50,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:50,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1941336849, now seen corresponding path program 1 times [2021-12-06 22:30:50,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:50,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495137102] [2021-12-06 22:30:50,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:50,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 619 proven. 39 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-12-06 22:30:51,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:51,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495137102] [2021-12-06 22:30:51,124 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495137102] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:30:51,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044092168] [2021-12-06 22:30:51,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:51,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:30:51,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:30:51,125 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:30:51,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 22:30:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:51,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:30:51,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:30:51,640 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-12-06 22:30:51,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:30:51,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044092168] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:30:51,641 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 22:30:51,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-06 22:30:51,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943091919] [2021-12-06 22:30:51,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:30:51,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:30:51,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:51,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:30:51,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:30:51,642 INFO L87 Difference]: Start difference. First operand 12051 states and 14260 transitions. Second operand has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:53,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:30:53,126 INFO L93 Difference]: Finished difference Result 26792 states and 32329 transitions. [2021-12-06 22:30:53,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:30:53,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 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 629 [2021-12-06 22:30:53,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:30:53,139 INFO L225 Difference]: With dead ends: 26792 [2021-12-06 22:30:53,139 INFO L226 Difference]: Without dead ends: 15042 [2021-12-06 22:30:53,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 632 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:30:53,146 INFO L933 BasicCegarLoop]: 588 mSDtfsCounter, 259 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 1084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 22:30:53,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [259 Valid, 626 Invalid, 1084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 894 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 22:30:53,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15042 states. [2021-12-06 22:30:53,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15042 to 14444. [2021-12-06 22:30:53,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14444 states, 14443 states have (on average 1.167832167832168) internal successors, (16867), 14443 states have internal predecessors, (16867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:53,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14444 states to 14444 states and 16867 transitions. [2021-12-06 22:30:53,297 INFO L78 Accepts]: Start accepts. Automaton has 14444 states and 16867 transitions. Word has length 629 [2021-12-06 22:30:53,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:30:53,297 INFO L470 AbstractCegarLoop]: Abstraction has 14444 states and 16867 transitions. [2021-12-06 22:30:53,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.0) internal successors, (267), 3 states have internal predecessors, (267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:30:53,297 INFO L276 IsEmpty]: Start isEmpty. Operand 14444 states and 16867 transitions. [2021-12-06 22:30:53,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-12-06 22:30:53,306 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:30:53,307 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 22:30:53,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 22:30:53,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-06 22:30:53,509 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:30:53,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:30:53,511 INFO L85 PathProgramCache]: Analyzing trace with hash -599106639, now seen corresponding path program 1 times [2021-12-06 22:30:53,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:30:53,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966802463] [2021-12-06 22:30:53,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:53,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:30:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:53,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 765 proven. 39 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-12-06 22:30:53,707 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:30:53,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966802463] [2021-12-06 22:30:53,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966802463] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:30:53,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190344282] [2021-12-06 22:30:53,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:30:53,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:30:53,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:30:53,709 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:30:53,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 22:30:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:30:53,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 22:30:53,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:30:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 765 proven. 39 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-12-06 22:30:54,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 22:30:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1239 backedges. 765 proven. 39 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-12-06 22:30:55,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190344282] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 22:30:55,567 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 22:30:55,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-06 22:30:55,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523139769] [2021-12-06 22:30:55,567 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 22:30:55,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 22:30:55,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:30:55,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 22:30:55,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-12-06 22:30:55,569 INFO L87 Difference]: Start difference. First operand 14444 states and 16867 transitions. Second operand has 9 states, 9 states have (on average 82.66666666666667) internal successors, (744), 8 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:00,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:31:00,426 INFO L93 Difference]: Finished difference Result 36219 states and 41865 transitions. [2021-12-06 22:31:00,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-06 22:31:00,427 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 82.66666666666667) internal successors, (744), 8 states have internal predecessors, (744), 0 states have call successors, (0), 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 686 [2021-12-06 22:31:00,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:31:00,439 INFO L225 Difference]: With dead ends: 36219 [2021-12-06 22:31:00,440 INFO L226 Difference]: Without dead ends: 16837 [2021-12-06 22:31:00,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1381 GetRequests, 1367 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=151, Unknown=0, NotChecked=0, Total=240 [2021-12-06 22:31:00,448 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 3108 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 5237 mSolverCounterSat, 641 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3108 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 5878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 641 IncrementalHoareTripleChecker+Valid, 5237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-12-06 22:31:00,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3108 Valid, 236 Invalid, 5878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [641 Valid, 5237 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2021-12-06 22:31:00,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16837 states. [2021-12-06 22:31:00,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16837 to 16834. [2021-12-06 22:31:00,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16834 states, 16833 states have (on average 1.058694231568942) internal successors, (17821), 16833 states have internal predecessors, (17821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16834 states to 16834 states and 17821 transitions. [2021-12-06 22:31:00,606 INFO L78 Accepts]: Start accepts. Automaton has 16834 states and 17821 transitions. Word has length 686 [2021-12-06 22:31:00,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:31:00,606 INFO L470 AbstractCegarLoop]: Abstraction has 16834 states and 17821 transitions. [2021-12-06 22:31:00,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 82.66666666666667) internal successors, (744), 8 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:00,607 INFO L276 IsEmpty]: Start isEmpty. Operand 16834 states and 17821 transitions. [2021-12-06 22:31:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-12-06 22:31:00,614 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:31:00,615 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1] [2021-12-06 22:31:00,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 22:31:00,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-06 22:31:00,817 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:31:00,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:31:00,818 INFO L85 PathProgramCache]: Analyzing trace with hash 410633746, now seen corresponding path program 1 times [2021-12-06 22:31:00,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:31:00,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897345562] [2021-12-06 22:31:00,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:31:00,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:31:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:31:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 593 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-12-06 22:31:01,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:31:01,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897345562] [2021-12-06 22:31:01,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897345562] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:31:01,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:31:01,033 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 22:31:01,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990848463] [2021-12-06 22:31:01,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:31:01,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 22:31:01,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:31:01,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 22:31:01,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 22:31:01,034 INFO L87 Difference]: Start difference. First operand 16834 states and 17821 transitions. Second operand has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:02,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:31:02,236 INFO L93 Difference]: Finished difference Result 35468 states and 37501 transitions. [2021-12-06 22:31:02,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 22:31:02,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 0 states have call successors, (0), 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 686 [2021-12-06 22:31:02,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:31:02,267 INFO L225 Difference]: With dead ends: 35468 [2021-12-06 22:31:02,267 INFO L226 Difference]: Without dead ends: 18935 [2021-12-06 22:31:02,272 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:31:02,273 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 582 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-06 22:31:02,273 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [582 Valid, 425 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-12-06 22:31:02,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18935 states. [2021-12-06 22:31:02,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18935 to 18931. [2021-12-06 22:31:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18931 states, 18930 states have (on average 1.0426307448494454) internal successors, (19737), 18930 states have internal predecessors, (19737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:02,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18931 states to 18931 states and 19737 transitions. [2021-12-06 22:31:02,443 INFO L78 Accepts]: Start accepts. Automaton has 18931 states and 19737 transitions. Word has length 686 [2021-12-06 22:31:02,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:31:02,443 INFO L470 AbstractCegarLoop]: Abstraction has 18931 states and 19737 transitions. [2021-12-06 22:31:02,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 115.0) internal successors, (460), 4 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 18931 states and 19737 transitions. [2021-12-06 22:31:02,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2021-12-06 22:31:02,453 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:31:02,453 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:31:02,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-06 22:31:02,454 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:31:02,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:31:02,454 INFO L85 PathProgramCache]: Analyzing trace with hash 908850648, now seen corresponding path program 1 times [2021-12-06 22:31:02,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:31:02,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078378759] [2021-12-06 22:31:02,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:31:02,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:31:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:31:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2021-12-06 22:31:02,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:31:02,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078378759] [2021-12-06 22:31:02,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078378759] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:31:02,641 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:31:02,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:31:02,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34336729] [2021-12-06 22:31:02,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:31:02,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:31:02,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:31:02,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:31:02,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:31:02,642 INFO L87 Difference]: Start difference. First operand 18931 states and 19737 transitions. Second operand has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:03,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:31:03,490 INFO L93 Difference]: Finished difference Result 40563 states and 42304 transitions. [2021-12-06 22:31:03,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:31:03,491 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 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 726 [2021-12-06 22:31:03,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:31:03,506 INFO L225 Difference]: With dead ends: 40563 [2021-12-06 22:31:03,506 INFO L226 Difference]: Without dead ends: 21933 [2021-12-06 22:31:03,514 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:31:03,515 INFO L933 BasicCegarLoop]: 101 mSDtfsCounter, 346 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-12-06 22:31:03,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [346 Valid, 122 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-12-06 22:31:03,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21933 states. [2021-12-06 22:31:03,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21933 to 20425. [2021-12-06 22:31:03,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20425 states, 20424 states have (on average 1.0399040344692518) internal successors, (21239), 20424 states have internal predecessors, (21239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20425 states to 20425 states and 21239 transitions. [2021-12-06 22:31:03,717 INFO L78 Accepts]: Start accepts. Automaton has 20425 states and 21239 transitions. Word has length 726 [2021-12-06 22:31:03,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:31:03,717 INFO L470 AbstractCegarLoop]: Abstraction has 20425 states and 21239 transitions. [2021-12-06 22:31:03,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.66666666666666) internal successors, (398), 3 states have internal predecessors, (398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 20425 states and 21239 transitions. [2021-12-06 22:31:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2021-12-06 22:31:03,728 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:31:03,729 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:31:03,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-06 22:31:03,729 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:31:03,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:31:03,730 INFO L85 PathProgramCache]: Analyzing trace with hash -586254201, now seen corresponding path program 1 times [2021-12-06 22:31:03,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:31:03,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250616088] [2021-12-06 22:31:03,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:31:03,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:31:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:31:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 583 proven. 188 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2021-12-06 22:31:04,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:31:04,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250616088] [2021-12-06 22:31:04,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250616088] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 22:31:04,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2011623494] [2021-12-06 22:31:04,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:31:04,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:31:04,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:31:04,031 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 22:31:04,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 22:31:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:31:04,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 22:31:04,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:31:08,267 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2021-12-06 22:31:08,267 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 22:31:08,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2011623494] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:31:08,267 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 22:31:08,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-12-06 22:31:08,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787561] [2021-12-06 22:31:08,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:31:08,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:31:08,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:31:08,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:31:08,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:31:08,269 INFO L87 Difference]: Start difference. First operand 20425 states and 21239 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:08,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:31:08,315 INFO L93 Difference]: Finished difference Result 20429 states and 21242 transitions. [2021-12-06 22:31:08,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:31:08,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 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 756 [2021-12-06 22:31:08,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:31:08,336 INFO L225 Difference]: With dead ends: 20429 [2021-12-06 22:31:08,336 INFO L226 Difference]: Without dead ends: 20427 [2021-12-06 22:31:08,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 759 GetRequests, 755 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 22:31:08,339 INFO L933 BasicCegarLoop]: 484 mSDtfsCounter, 239 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 766 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 22:31:08,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 522 Invalid, 766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 766 Unchecked, 0.0s Time] [2021-12-06 22:31:08,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20427 states. [2021-12-06 22:31:08,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20427 to 20126. [2021-12-06 22:31:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20126 states, 20125 states have (on average 1.039751552795031) internal successors, (20925), 20125 states have internal predecessors, (20925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:08,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20126 states to 20126 states and 20925 transitions. [2021-12-06 22:31:08,509 INFO L78 Accepts]: Start accepts. Automaton has 20126 states and 20925 transitions. Word has length 756 [2021-12-06 22:31:08,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:31:08,510 INFO L470 AbstractCegarLoop]: Abstraction has 20126 states and 20925 transitions. [2021-12-06 22:31:08,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:08,510 INFO L276 IsEmpty]: Start isEmpty. Operand 20126 states and 20925 transitions. [2021-12-06 22:31:08,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2021-12-06 22:31:08,525 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:31:08,525 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-12-06 22:31:08,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-06 22:31:08,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 22:31:08,727 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:31:08,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:31:08,729 INFO L85 PathProgramCache]: Analyzing trace with hash -176504871, now seen corresponding path program 1 times [2021-12-06 22:31:08,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:31:08,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769712617] [2021-12-06 22:31:08,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:31:08,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:31:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:31:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1310 backedges. 714 proven. 0 refuted. 0 times theorem prover too weak. 596 trivial. 0 not checked. [2021-12-06 22:31:09,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:31:09,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769712617] [2021-12-06 22:31:09,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769712617] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:31:09,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:31:09,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:31:09,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676906522] [2021-12-06 22:31:09,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:31:09,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:31:09,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:31:09,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:31:09,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:31:09,011 INFO L87 Difference]: Start difference. First operand 20126 states and 20925 transitions. Second operand has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:09,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:31:09,667 INFO L93 Difference]: Finished difference Result 33624 states and 34867 transitions. [2021-12-06 22:31:09,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:31:09,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 0 states have call successors, (0), 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 813 [2021-12-06 22:31:09,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:31:09,678 INFO L225 Difference]: With dead ends: 33624 [2021-12-06 22:31:09,679 INFO L226 Difference]: Without dead ends: 13799 [2021-12-06 22:31:09,685 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:31:09,685 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 223 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 679 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-06 22:31:09,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [223 Valid, 357 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 679 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-06 22:31:09,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13799 states. [2021-12-06 22:31:09,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13799 to 11403. [2021-12-06 22:31:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11403 states, 11402 states have (on average 1.0329766707595158) internal successors, (11778), 11402 states have internal predecessors, (11778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11403 states to 11403 states and 11778 transitions. [2021-12-06 22:31:09,790 INFO L78 Accepts]: Start accepts. Automaton has 11403 states and 11778 transitions. Word has length 813 [2021-12-06 22:31:09,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:31:09,791 INFO L470 AbstractCegarLoop]: Abstraction has 11403 states and 11778 transitions. [2021-12-06 22:31:09,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.33333333333334) internal successors, (463), 3 states have internal predecessors, (463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:09,791 INFO L276 IsEmpty]: Start isEmpty. Operand 11403 states and 11778 transitions. [2021-12-06 22:31:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2021-12-06 22:31:09,800 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 22:31:09,800 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 22:31:09,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-12-06 22:31:09,801 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 22:31:09,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:31:09,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1105125242, now seen corresponding path program 1 times [2021-12-06 22:31:09,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:31:09,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259360519] [2021-12-06 22:31:09,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:31:09,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:31:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:31:10,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2021-12-06 22:31:10,022 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 22:31:10,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259360519] [2021-12-06 22:31:10,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259360519] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 22:31:10,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 22:31:10,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 22:31:10,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421195202] [2021-12-06 22:31:10,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 22:31:10,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 22:31:10,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 22:31:10,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 22:31:10,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 22:31:10,024 INFO L87 Difference]: Start difference. First operand 11403 states and 11778 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:10,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 22:31:10,608 INFO L93 Difference]: Finished difference Result 22501 states and 23237 transitions. [2021-12-06 22:31:10,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 22:31:10,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 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 841 [2021-12-06 22:31:10,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 22:31:10,609 INFO L225 Difference]: With dead ends: 22501 [2021-12-06 22:31:10,609 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 22:31:10,615 INFO L932 BasicCegarLoop]: 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 [2021-12-06 22:31:10,615 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 323 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 668 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-06 22:31:10,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 393 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 668 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-06 22:31:10,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 22:31:10,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 22:31:10,616 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) [2021-12-06 22:31:10,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 22:31:10,616 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 841 [2021-12-06 22:31:10,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 22:31:10,616 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 22:31:10,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 22:31:10,617 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 22:31:10,617 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 22:31:10,618 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 22:31:10,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-06 22:31:10,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 22:31:19,497 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,497 INFO L858 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,497 INFO L858 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-12-06 22:31:19,498 INFO L858 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,499 INFO L858 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,500 INFO L858 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,501 INFO L858 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,502 INFO L858 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 212) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-12-06 22:31:19,503 INFO L858 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,504 INFO L858 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,505 INFO L858 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,506 INFO L858 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,507 INFO L858 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,508 INFO L858 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,509 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-12-06 22:31:19,510 INFO L858 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-12-06 22:31:19,511 INFO L858 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,512 INFO L858 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L854 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse2 (+ 98 ~a0~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= 0 (+ ~a29~0 127))) (.cse12 (<= 0 (+ ~a0~0 60))) (.cse8 (<= (+ ~a4~0 86) 0))) (let ((.cse6 (= 3 ~a2~0)) (.cse9 (= ~a2~0 1)) (.cse3 (<= ~a29~0 43)) (.cse10 (or (and .cse7 .cse1) (and .cse7 .cse12 .cse8))) (.cse14 (<= (+ ~a0~0 61) 0)) (.cse5 (<= .cse2 0)) (.cse13 (<= ~a2~0 2)) (.cse11 (<= 5 ~a2~0)) (.cse23 (<= (+ 104 ~a0~0) 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse22 (<= 44 ~a29~0)) (.cse0 (<= 2 ~a2~0))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse6) (and .cse4 .cse7 .cse9 .cse3) (and .cse4 .cse0 (<= (+ ~a0~0 147) 0)) (and .cse10 .cse11) (and .cse0 .cse10 .cse3) (and .cse0 (or (and .cse12 .cse8 .cse13) (and .cse1 .cse13))) (and .cse4 .cse9 .cse3 .cse14) (and .cse9 .cse8 .cse14) (and .cse4 .cse5 .cse9) (and .cse0 .cse1 (exists ((v_~a29~0_899 Int)) (let ((.cse20 (* v_~a29~0_899 9))) (let ((.cse21 (div .cse20 10))) (let ((.cse15 (+ .cse21 1))) (let ((.cse19 (mod .cse15 63))) (and (< .cse15 0) (let ((.cse17 (mod .cse21 63)) (.cse16 (= (mod .cse20 10) 0)) (.cse18 (+ ~a29~0 143))) (or (and .cse16 (not (= .cse17 0)) (<= .cse17 .cse18)) (<= .cse17 (+ ~a29~0 80)) (and (not .cse16) (<= .cse19 .cse18)))) (not (= .cse19 0)))))))) .cse3) (and .cse4 .cse7 .cse5 .cse11) (and .cse0 .cse10 .cse14) (and .cse22 .cse0 .cse5 .cse13) (and .cse4 .cse0 .cse7 .cse5 .cse13) (and .cse1 .cse11) (and .cse23 .cse4 .cse11) (and .cse23 .cse4 .cse22 .cse0)))) [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-12-06 22:31:19,513 INFO L858 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L861 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,514 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L854 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse2 (+ 98 ~a0~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= 0 (+ ~a29~0 127))) (.cse13 (<= 0 (+ ~a0~0 60))) (.cse8 (<= (+ ~a4~0 86) 0))) (let ((.cse6 (= 3 ~a2~0)) (.cse11 (or (and .cse7 .cse1) (and .cse7 .cse13 .cse8))) (.cse10 (<= (+ ~a0~0 61) 0)) (.cse3 (<= ~a29~0 43)) (.cse9 (= ~a2~0 1)) (.cse5 (<= .cse2 0)) (.cse14 (<= ~a2~0 2)) (.cse12 (<= 5 ~a2~0)) (.cse23 (<= (+ 104 ~a0~0) 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse22 (<= 44 ~a29~0)) (.cse0 (<= 2 ~a2~0))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse6) (and .cse4 .cse7 .cse9 .cse3) (and .cse4 .cse0 (<= (+ ~a0~0 147) 0)) (and .cse0 .cse7 .cse1 .cse10) (and .cse11 .cse12) (and .cse0 .cse11 .cse3) (and .cse0 (or (and .cse13 .cse8 .cse14) (and .cse1 .cse14))) (and .cse4 .cse9 .cse3 .cse10) (and .cse9 .cse8 .cse10) (and .cse4 .cse5 .cse9) (and .cse0 .cse1 (exists ((v_~a29~0_899 Int)) (let ((.cse20 (* v_~a29~0_899 9))) (let ((.cse21 (div .cse20 10))) (let ((.cse15 (+ .cse21 1))) (let ((.cse19 (mod .cse15 63))) (and (< .cse15 0) (let ((.cse17 (mod .cse21 63)) (.cse16 (= (mod .cse20 10) 0)) (.cse18 (+ ~a29~0 143))) (or (and .cse16 (not (= .cse17 0)) (<= .cse17 .cse18)) (<= .cse17 (+ ~a29~0 80)) (and (not .cse16) (<= .cse19 .cse18)))) (not (= .cse19 0)))))))) .cse3) (and .cse4 .cse7 .cse5 .cse12) (and .cse9 .cse8 (<= (+ ~a29~0 144) 0)) (and .cse22 .cse0 .cse5 .cse14) (and .cse4 .cse0 .cse7 .cse5 .cse14) (and .cse1 .cse12) (and .cse23 .cse4 .cse12) (and .cse23 .cse4 .cse22 .cse0)))) [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,515 INFO L858 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-12-06 22:31:19,516 INFO L858 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-12-06 22:31:19,517 INFO L858 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,517 INFO L858 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,517 INFO L858 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,517 INFO L858 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,517 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,517 INFO L858 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,519 INFO L858 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,520 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,521 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L854 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse2 (+ 98 ~a0~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse7 (<= 0 (+ ~a29~0 127))) (.cse13 (<= 0 (+ ~a0~0 60))) (.cse8 (<= (+ ~a4~0 86) 0))) (let ((.cse6 (= 3 ~a2~0)) (.cse11 (or (and .cse7 .cse1) (and .cse7 .cse13 .cse8))) (.cse10 (<= (+ ~a0~0 61) 0)) (.cse3 (<= ~a29~0 43)) (.cse9 (= ~a2~0 1)) (.cse5 (<= .cse2 0)) (.cse14 (<= ~a2~0 2)) (.cse12 (<= 5 ~a2~0)) (.cse23 (<= (+ 104 ~a0~0) 0)) (.cse4 (<= (+ 42 ~a4~0) 0)) (.cse22 (<= 44 ~a29~0)) (.cse0 (<= 2 ~a2~0))) (or (and .cse0 .cse1 (< 0 .cse2) .cse3) (and .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse6) (and .cse4 .cse7 .cse9 .cse3) (and .cse4 .cse0 (<= (+ ~a0~0 147) 0)) (and .cse0 .cse7 .cse1 .cse10) (and .cse11 .cse12) (and .cse0 .cse11 .cse3) (and .cse0 (or (and .cse13 .cse8 .cse14) (and .cse1 .cse14))) (and .cse4 .cse9 .cse3 .cse10) (and .cse9 .cse8 .cse10) (and .cse4 .cse5 .cse9) (and .cse0 .cse1 (exists ((v_~a29~0_899 Int)) (let ((.cse20 (* v_~a29~0_899 9))) (let ((.cse21 (div .cse20 10))) (let ((.cse15 (+ .cse21 1))) (let ((.cse19 (mod .cse15 63))) (and (< .cse15 0) (let ((.cse17 (mod .cse21 63)) (.cse16 (= (mod .cse20 10) 0)) (.cse18 (+ ~a29~0 143))) (or (and .cse16 (not (= .cse17 0)) (<= .cse17 .cse18)) (<= .cse17 (+ ~a29~0 80)) (and (not .cse16) (<= .cse19 .cse18)))) (not (= .cse19 0)))))))) .cse3) (and .cse4 .cse7 .cse5 .cse12) (and .cse9 .cse8 (<= (+ ~a29~0 144) 0)) (and .cse22 .cse0 .cse5 .cse14) (and .cse4 .cse0 .cse7 .cse5 .cse14) (and .cse1 .cse12) (and .cse23 .cse4 .cse12) (and .cse23 .cse4 .cse22 .cse0)))) [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,522 INFO L858 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,523 INFO L858 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,524 INFO L858 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-12-06 22:31:19,525 INFO L858 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,526 INFO L858 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-12-06 22:31:19,526 INFO L858 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-12-06 22:31:19,528 INFO L732 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] [2021-12-06 22:31:19,529 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 22:31:19,537 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,537 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,537 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,538 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,538 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,538 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,538 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,538 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,544 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,547 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,547 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,549 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 10:31:19 BoogieIcfgContainer [2021-12-06 22:31:19,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 22:31:19,556 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 22:31:19,556 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 22:31:19,556 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 22:31:19,557 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:30:22" (3/4) ... [2021-12-06 22:31:19,559 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 22:31:19,582 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-06 22:31:19,585 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-06 22:31:19,587 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 22:31:19,589 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 22:31:19,607 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 89 + a4 <= 0) && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) [2021-12-06 22:31:19,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 89 + a4 <= 0) && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) [2021-12-06 22:31:19,620 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 89 + a4 <= 0) && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a0 + 61 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) [2021-12-06 22:31:19,722 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 22:31:19,722 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 22:31:19,723 INFO L158 Benchmark]: Toolchain (without parser) took 60370.30ms. Allocated memory was 113.2MB in the beginning and 1.0GB in the end (delta: 912.3MB). Free memory was 70.9MB in the beginning and 542.2MB in the end (delta: -471.3MB). Peak memory consumption was 440.2MB. Max. memory is 16.1GB. [2021-12-06 22:31:19,723 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:31:19,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 714.58ms. Allocated memory is still 113.2MB. Free memory was 70.7MB in the beginning and 50.8MB in the end (delta: 19.9MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2021-12-06 22:31:19,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.56ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 50.8MB in the beginning and 68.4MB in the end (delta: -17.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-12-06 22:31:19,723 INFO L158 Benchmark]: Boogie Preprocessor took 194.42ms. Allocated memory is still 136.3MB. Free memory was 68.4MB in the beginning and 72.3MB in the end (delta: -3.9MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2021-12-06 22:31:19,724 INFO L158 Benchmark]: RCFGBuilder took 2159.68ms. Allocated memory was 136.3MB in the beginning and 205.5MB in the end (delta: 69.2MB). Free memory was 72.3MB in the beginning and 92.3MB in the end (delta: -20.0MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2021-12-06 22:31:19,724 INFO L158 Benchmark]: TraceAbstraction took 56953.75ms. Allocated memory was 205.5MB in the beginning and 1.0GB in the end (delta: 820.0MB). Free memory was 91.3MB in the beginning and 583.5MB in the end (delta: -492.2MB). Peak memory consumption was 807.4MB. Max. memory is 16.1GB. [2021-12-06 22:31:19,724 INFO L158 Benchmark]: Witness Printer took 166.33ms. Allocated memory is still 1.0GB. Free memory was 582.5MB in the beginning and 542.2MB in the end (delta: 40.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-12-06 22:31:19,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 714.58ms. Allocated memory is still 113.2MB. Free memory was 70.7MB in the beginning and 50.8MB in the end (delta: 19.9MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.56ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 50.8MB in the beginning and 68.4MB in the end (delta: -17.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 194.42ms. Allocated memory is still 136.3MB. Free memory was 68.4MB in the beginning and 72.3MB in the end (delta: -3.9MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2159.68ms. Allocated memory was 136.3MB in the beginning and 205.5MB in the end (delta: 69.2MB). Free memory was 72.3MB in the beginning and 92.3MB in the end (delta: -20.0MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. * TraceAbstraction took 56953.75ms. Allocated memory was 205.5MB in the beginning and 1.0GB in the end (delta: 820.0MB). Free memory was 91.3MB in the beginning and 583.5MB in the end (delta: -492.2MB). Peak memory consumption was 807.4MB. Max. memory is 16.1GB. * Witness Printer took 166.33ms. Allocated memory is still 1.0GB. Free memory was 582.5MB in the beginning and 542.2MB in the end (delta: 40.3MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] * 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: 212]: 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: 56.9s, OverallIterations: 22, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 33.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8960 SdHoareTripleChecker+Valid, 31.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8960 mSDsluCounter, 7679 SdHoareTripleChecker+Invalid, 27.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 766 IncrementalHoareTripleChecker+Unchecked, 952 mSDsCounter, 4721 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25199 IncrementalHoareTripleChecker+Invalid, 30686 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4721 mSolverCounterUnsat, 6727 mSDtfsCounter, 25199 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3441 GetRequests, 3391 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=20425occurred in iteration=19, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.2s AutomataMinimizationTime, 22 MinimizatonAttempts, 17483 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 177 NumberOfFragments, 1337 HoareAnnotationTreeSize, 4 FomulaSimplifications, 25305 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 73617 FormulaSimplificationTreeSizeReductionInter, 4.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 13744 NumberOfCodeBlocks, 13744 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 14403 ConstructedInterpolants, 63 QuantifiedInterpolants, 48539 SizeOfPredicates, 6 NumberOfNonLiveVariables, 3259 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 27 InterpolantComputations, 21 PerfectInterpolantSequences, 16035/16648 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 [2021-12-06 22:31:19,732 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,733 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,735 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,735 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,735 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,735 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,735 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,736 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,736 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,736 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 89 + a4 <= 0) && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a0 + 61 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) - InvariantResult [Line: 1776]: Loop Invariant [2021-12-06 22:31:19,737 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,737 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,738 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,739 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,739 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,740 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 89 + a4 <= 0) && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) - InvariantResult [Line: 33]: Loop Invariant [2021-12-06 22:31:19,741 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,742 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,742 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,742 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,742 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,742 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,742 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,742 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,743 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] [2021-12-06 22:31:19,744 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_899,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((2 <= a2 && 89 + a4 <= 0) && 0 < 98 + a0) && a29 <= 43) || ((42 + a4 <= 0 && 98 + a0 <= 0) && 3 == a2)) || ((0 <= a29 + 127 && a4 + 86 <= 0) && 3 == a2)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && a2 == 1) && a29 <= 43)) || ((42 + a4 <= 0 && 2 <= a2) && a0 + 147 <= 0)) || (((2 <= a2 && 0 <= a29 + 127) && 89 + a4 <= 0) && a0 + 61 <= 0)) || (((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0)) && 5 <= a2)) || ((2 <= a2 && ((0 <= a29 + 127 && 89 + a4 <= 0) || ((0 <= a29 + 127 && 0 <= a0 + 60) && a4 + 86 <= 0))) && a29 <= 43)) || (2 <= a2 && (((0 <= a0 + 60 && a4 + 86 <= 0) && a2 <= 2) || (89 + a4 <= 0 && a2 <= 2)))) || (((42 + a4 <= 0 && a2 == 1) && a29 <= 43) && a0 + 61 <= 0)) || ((a2 == 1 && a4 + 86 <= 0) && a0 + 61 <= 0)) || ((42 + a4 <= 0 && 98 + a0 <= 0) && a2 == 1)) || (((2 <= a2 && 89 + a4 <= 0) && (\exists v_~a29~0_899 : int :: (v_~a29~0_899 * 9 / 10 + 1 < 0 && ((((v_~a29~0_899 * 9 % 10 == 0 && !(v_~a29~0_899 * 9 / 10 % 63 == 0)) && v_~a29~0_899 * 9 / 10 % 63 <= a29 + 143) || v_~a29~0_899 * 9 / 10 % 63 <= a29 + 80) || (!(v_~a29~0_899 * 9 % 10 == 0) && (v_~a29~0_899 * 9 / 10 + 1) % 63 <= a29 + 143))) && !((v_~a29~0_899 * 9 / 10 + 1) % 63 == 0))) && a29 <= 43)) || (((42 + a4 <= 0 && 0 <= a29 + 127) && 98 + a0 <= 0) && 5 <= a2)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 144 <= 0)) || (((44 <= a29 && 2 <= a2) && 98 + a0 <= 0) && a2 <= 2)) || ((((42 + a4 <= 0 && 2 <= a2) && 0 <= a29 + 127) && 98 + a0 <= 0) && a2 <= 2)) || (89 + a4 <= 0 && 5 <= a2)) || ((104 + a0 <= 0 && 42 + a4 <= 0) && 5 <= a2)) || (((104 + a0 <= 0 && 42 + a4 <= 0) && 44 <= a29) && 2 <= a2) RESULT: Ultimate proved your program to be correct! [2021-12-06 22:31:19,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3edf79d-cfc4-45a2-8157-f89587782ee5/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE